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Eaton Posi Differential 1988-2009 GM Car/Truck Rear

362-19559-010

made in usa

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Eaton 19559-010
$575.97
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Posi Differential
  • 1988-2009 GM Car/Truck Rear
  • 1988-91 GM Truck Front
  • 30-Spline Axles
  • 8.5''/8.6'' Diameter Ring Gear
  • Fits 2.73 & Up Gear Ratios
  • Free Shipping - Ships
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    2011-2012  GMC SIERRA 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: SLT
    • Engine Vin: L
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    2008-2009  HUMMER H3

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.
    • Liter: 3.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LUXURY
    • Engine Vin: -
    • CUI: 223
    • EngineType: L5 ( 3.7 L / 223 )

    2006  GMC SIERRA 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: SL
    • Engine Vin: D
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    2011-2013  CHEVROLET SILVERADO 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: WT
    • Engine Vin: G
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    2010-2011  GMC SIERRA 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SL
    • Engine Vin: 3
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    2011-2013  CHEVROLET SILVERADO 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LT
    • Engine Vin: G
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    1999-2006  CHEVROLET SILVERADO 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LS
    • Engine Vin: T
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    1988-1992  BUICK CENTURY

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LIMITED
    • Engine Vin: R
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    2006  GMC SIERRA 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: SLE
    • Engine Vin: D
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    2011-2013  GMC SIERRA 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: SLE
    • Engine Vin: 8
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    1991  PONTIAC TEMPEST

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LE
    • Engine Vin: T
    • CUI: 189
    • EngineType: V6 ( 3.1 L / 189 )

    1988  CHEVROLET CAPRICE

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 4.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CLASSIC LS BROUGHAM
    • Engine Vin: Z
    • CUI: 262
    • EngineType: V6 ( 4.3 L / 262 )

    2010-2011  GMC SIERRA 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XFE
    • Engine Vin: 3
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    2011-2013  GMC SIERRA 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: SLT
    • Engine Vin: 8
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    1988-1992  CHEVROLET SPRINT

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 1
    • Aspiration: TURBOCHARGED
    • SubModel: BASE
    • Engine Vin: 2
    • CUI: 61
    • EngineType: L3 ( 1 L / 61 )

    2007  CHEVROLET SILVERADO 1500 CLASSIC

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LT
    • Engine Vin: Z
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    2011-2013  GMC SIERRA 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: WT
    • Engine Vin: G
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    1999-2000  GMC SIERRA 2500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SLT
    • Engine Vin: T
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    2002  CHEVROLET SILVERADO 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    1991-1992  BUICK CENTURY

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SPECIAL
    • Engine Vin: R
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    2007  GMC SIERRA 1500 HD CLASSIC

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SLE
    • Engine Vin: U
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    1994-1996  OLDSMOBILE ACHIEVA

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: S
    • Engine Vin: M
    • CUI: 189
    • EngineType: V6 ( 3.1 L / 189 )

    2010-2011  CHEVROLET SILVERADO 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XFE
    • Engine Vin: 3
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    2007-2013  GMC SIERRA 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 4.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: WT
    • Engine Vin: X
    • CUI: 262
    • EngineType: V6 ( 4.3 L / 262 )

    2010-2013  CHEVROLET SILVERADO 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LS
    • Engine Vin: 0
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    2012-2013  CHEVROLET SILVERADO 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: WT
    • Engine Vin: 7
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    1988  OLDSMOBILE DELTA 88

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ROYALE
    • Engine Vin: 3
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    2010-2013  CHEVROLET SILVERADO 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LT
    • Engine Vin: G
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    1999-2002  GMC SIERRA 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 4.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SL
    • Engine Vin: W
    • CUI: 262
    • EngineType: V6 ( 4.3 L / 262 )

    2007  GMC SIERRA 1500 HD CLASSIC

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SLT
    • Engine Vin: U
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    2002  CHEVROLET SILVERADO 2500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LT
    • Engine Vin: U
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    2003-2004  GMC SIERRA 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: WT
    • Engine Vin: 1
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    2007-2009  GMC SIERRA 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: WT
    • Engine Vin: M
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    1989  PONTIAC GRAND PRIX

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.1
    • Aspiration: TURBOCHARGED
    • SubModel: SE
    • Engine Vin: V
    • CUI: 189
    • EngineType: V6 ( 3.1 L / 189 )

    1992-1994  CHEVROLET LUMINA

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: Z34
    • Engine Vin: X
    • CUI: 207
    • EngineType: V6 ( 3.4 L / 207 )

    1988  CHEVROLET CAPRICE

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CLASSIC
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    2008  HUMMER H2

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.
    • Liter: 6.2
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ADVENTURE
    • Engine Vin: F
    • CUI: 376
    • EngineType: V8 ( 6.2 L / 376 )

    1988-1989  CHEVROLET CAVALIER

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: VL
    • Engine Vin: 1
    • CUI: 122
    • EngineType: L4 ( 2 L / 122 )

    1996  CHEVROLET CORVETTE

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: 5
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    2011-2013  CHEVROLET SILVERADO 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: LT
    • Engine Vin: 8
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    2006  GMC SIERRA 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: SL
    • Engine Vin: 2
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    2012-2013  CHEVROLET SILVERADO 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XFE
    • Engine Vin: 7
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    1992-1993  CHEVROLET BERETTA

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.2
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: GT
    • Engine Vin: 4
    • CUI: 134
    • EngineType: L4 ( 2.2 L / 134 )

    2007  CHEVROLET SILVERADO 2500 HD CLASSIC

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 8.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: WT
    • Engine Vin: G
    • CUI: 496
    • EngineType: V8 ( 8.1 L / 496 )

    2002  GMC SIERRA 2500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SLE
    • Engine Vin: U
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    1995-1996  CHEVROLET LUMINA

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LS
    • Engine Vin: M
    • CUI: 189
    • EngineType: V6 ( 3.1 L / 189 )

    2003-2006  CHEVROLET SILVERADO 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: WT
    • Engine Vin: U
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    2002-2005  CHEVROLET SILVERADO 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 4.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LT
    • Engine Vin: X
    • CUI: 262
    • EngineType: V6 ( 4.3 L / 262 )

    2007-2010  CHEVROLET SILVERADO 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LT
    • Engine Vin: K
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    2004  GMC SIERRA 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: N
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    2007  GMC SIERRA 2500 HD CLASSIC

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 8.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SLT
    • Engine Vin: G
    • CUI: 496
    • EngineType: V8 ( 8.1 L / 496 )

    2011-2013  GMC SIERRA 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SLE
    • Engine Vin: G
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    1992-1994  OLDSMOBILE 88

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ROYALE LS
    • Engine Vin: L
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1988  CHEVROLET CORSICA

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LT
    • Engine Vin: W
    • CUI: 173
    • EngineType: V6 ( 2.8 L / 173 )

    2005-2006  GMC SIERRA 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SLE
    • Engine Vin: B
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    2005-2006  CHEVROLET SILVERADO 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: LS
    • Engine Vin: 2
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    1992-1993  OLDSMOBILE ACHIEVA

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: S
    • Engine Vin: A
    • CUI: 140
    • EngineType: L4 ( 2.3 L / 140 )

    1988  CHEVROLET CAPRICE

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 4.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CLASSIC BROUGHAM
    • Engine Vin: Z
    • CUI: 262
    • EngineType: V6 ( 4.3 L / 262 )

    2006-2007  CHEVROLET SILVERADO 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 4.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: WT
    • Engine Vin: X
    • CUI: 262
    • EngineType: V6 ( 4.3 L / 262 )

    2011-2013  CHEVROLET SILVERADO 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: WT
    • Engine Vin: 8
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    1988-1989  CHEVROLET CELEBRITY

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 173
    • EngineType: V6 ( 2.8 L / 173 )

    1996  CHEVROLET CORVETTE

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: GRAND SPORT
    • Engine Vin: 5
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1991-1994  BUICK PARK AVENUE

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    2011-2013  CHEVROLET SILVERADO 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LTZ
    • Engine Vin: G
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    1988  OLDSMOBILE CUTLASS CIERA

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: 3
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    2002-2005  GMC SIERRA 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 4.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: X
    • CUI: 262
    • EngineType: V6 ( 4.3 L / 262 )

    1988  OLDSMOBILE CUTLASS SUPREME

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CLASSIC
    • Engine Vin: Y
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    2009  HUMMER H2

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.
    • Liter: 6.2
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: 2
    • CUI: 376
    • EngineType: V8 ( 6.2 L / 376 )

    1989-1991  OLDSMOBILE CUTLASS CALAIS

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SL
    • Engine Vin: N
    • CUI: 204
    • EngineType: V6 ( 3.3 L / 204 )

    1996  BUICK SKYLARK

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LIMITED
    • Engine Vin: T
    • CUI: 146
    • EngineType: L4 ( 2.4 L / 146 )

    2009-2013  GMC SIERRA 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.2
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SLT
    • Engine Vin: 2
    • CUI: 376
    • EngineType: V8 ( 6.2 L / 376 )

    1992-1993  CHEVROLET CORSICA

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.2
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LT
    • Engine Vin: 4
    • CUI: 134
    • EngineType: L4 ( 2.2 L / 134 )

    1989-1990  OLDSMOBILE CUTLASS CIERA

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: GT
    • Engine Vin: N
    • CUI: 204
    • EngineType: V6 ( 3.3 L / 204 )

    1992-1994  PONTIAC GRAND AM

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: GT
    • Engine Vin: A
    • CUI: 140
    • EngineType: L4 ( 2.3 L / 140 )

    2011-2013  GMC SIERRA 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: WT
    • Engine Vin: 8
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    1990-1995  BUICK REGAL

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: L
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1988  CHEVROLET CELEBRITY

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: R
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1989  PONTIAC GRAND PRIX

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: T
    • CUI: 189
    • EngineType: V6 ( 3.1 L / 189 )

    1988-1990  CHEVROLET CAMARO

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: IROC-Z
    • Engine Vin: F
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    2007  GMC SIERRA 2500 HD CLASSIC

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: WT
    • Engine Vin: U
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    1988  CHEVROLET CAMARO

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 173
    • EngineType: V6 ( 2.8 L / 173 )

    1994-1996  CHEVROLET CORSICA

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: M
    • CUI: 189
    • EngineType: V6 ( 3.1 L / 189 )

    1992-1996  CHEVROLET BERETTA

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.2
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: 4
    • CUI: 134
    • EngineType: L4 ( 2.2 L / 134 )

    2007-2010  CHEVROLET SILVERADO 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: WT
    • Engine Vin: K
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    1989-1992  PONTIAC FIREBIRD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: FORMULA
    • Engine Vin: F
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    2007  GMC SIERRA 2500 HD CLASSIC

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: SLE
    • Engine Vin: D
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    2007  GMC SIERRA 1500 CLASSIC

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SLE
    • Engine Vin: T
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    1988  OLDSMOBILE CUTLASS CIERA

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: S
    • Engine Vin: 3
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    2004  GMC SIERRA 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: WT
    • Engine Vin: N
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    1988  BUICK SKYLARK

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: L
    • CUI: 181
    • EngineType: V6 ( 3 L / 181 )

    2004-2005  CHEVROLET SILVERADO 2500 HD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6.6
    • Aspiration: TURBOCHARGED
    • SubModel: WT
    • Engine Vin: 1
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    1999-2004  CHEVROLET SILVERADO 2500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LS
    • Engine Vin: U
    • CUI: 364
    • EngineType: V8 ( 6 L / 364 )

    1988-1989  CHEVROLET CAVALIER

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 2.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RS
    • Engine Vin: W
    • CUI: 173
    • EngineType: V6 ( 2.8 L / 173 )

    1993-1996  PONTIAC FIREBIRD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: FORMULA
    • Engine Vin: P
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1995-1996  PONTIAC GRAND PRIX

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.4
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: GT
    • Engine Vin: X
    • CUI: 207
    • EngineType: V6 ( 3.4 L / 207 )

    1991-1994  PONTIAC SUNBIRD

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: GT
    • Engine Vin: T
    • CUI: 189
    • EngineType: V6 ( 3.1 L / 189 )

    1991-1993  CHEVROLET CORVETTE

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1994-1996  PONTIAC GRAND PRIX

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 3.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SE
    • Engine Vin: M
    • CUI: 189
    • EngineType: V6 ( 3.1 L / 189 )

    2002  GMC SIERRA 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HT
    • Engine Vin: T
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )

    2012-2013  GMC SIERRA 1500

    • Fitment_Note: 30 Spline; 1.32 in. Axle Shaft Diameter; 2.73 And Up Rng Gear Pin. Rat; Manual Locking Hubs Are Recomnd For Some Appl. Fr 8.5 in.; Rr 8.5 in./8.6 in.; Axles w/Large Bearing Bores OD 3.06 in. Req. PN[LM603049/LM603012]~Axles w/Small Bearing Bores OD 2.89 in. Req. PN[LM-102949/LM-102911]~GM 8.5/8.6 in. Eaton Differentials Require Special Bearings
    • Liter: 5.3
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XFE
    • Engine Vin: 7
    • CUI: 325
    • EngineType: V8 ( 5.3 L / 325 )
    19559-010 is rated 5.0 out of 5 by 1.
    Rated 5 out of 5 by from Great buy!! I bought this product for my 1999 chevy 2dr 2wd tahoe along with a 3.73 gear and i am very pleased with it
    Date published: 2016-02-29
    • y_2020, m_5, d_25, h_15
    • bvseo_bulk, prod_bvrr, vn_bulk_3.0.8
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    • clientName_jegs

    Will this fit a 99 Silverado 1500 with the ten bolt diff cover... does the ring and pinion that comes with it fit as well?

    Asked by: Paperdude6857
    Yes, this will fit your truck. This does not come with a ring and pinion.
    Answered by: Rusty B
    Date published: 2018-04-17

    What is the difference between full posi and a limited-slip differential?

    Asked by: 1989 posi
    Posi or Posi-traction is a GM trade name for their limited slip differential. They are the same
    Answered by: SteveM
    Date published: 2017-12-29
    • y_2020, m_5, d_26, h_14CST
    • bvseo_bulk, prod_bvqa, vn_bulk_3.0.8
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    Items You Need

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