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GM 10.5" 14-Bolt
Ring & Pinion Gears Ratio: 4.88 Teeth: 39-8
- Ring Gear Diameter: GM 10.5" truck
- Pinion Shaft Diameter: 1.750"
- Cover Bolts: 14
- Ring Gear Bolts: 12
- Pinion Spline Count: 30
- Ring Gear Rotation: Standard
Note: Fits 4.10 & down case.
Part TypeRing and Pinion
BrandMOTIVE GEAR
Package Height5.7
Package Width11.2
Package Length15.3
Weight25.02 PG
Part CategoryPerformance Parts
Ring Gear RotationStandard
Ring Gear Tooth Quantity39
Differential Carrier Break4.56 and Higher
Cover Bolt Quantity14
Pinion Spline Count30
Ring Gear Material8620 Steel
Ring Gear Diameter10.5 in (266.7 mm)
Pinion Shaft Diameter1.75 in (44.5 mm)
Pinion Gear Tooth Quantity8
Axle TypeFord 10.5 in.
Ring Gear Bolt Quantity12
Part FitmentSemi Universal
Vendor Part NumberGM10.5-488X
Package Qty1
Package TypeEA
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