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Vehicle Info NeededMOTIVE GEARPART NUMBER: 683-G884370
Ring & Pinion Gears Ratio: 3.70
$35999
Ships on 09/14/2026
Lowest Price GuaranteeGM 8.2" 10-Bolt
- Ring & Pinion Gears
- Ratio: 3.70
- Teeth: 37-10
Specifications: - Ring Gear Diameter: 8.20"
- 10-7/16" x 20 Right Hand Threaded Bolts
- Pinion Diameter: 1.438" 17-Splines
- Cases: 3.70 & Numerically Lower; 4.11 & Numerically Higher
- 8620 Material - Heat TreatedFits:
- 1955-1964 Belair, Impala, Biscayne, Chevy II*, Corvette*, El Camino, Series 140/210
*Fits 3.70 and numerically lower case
Part TypeRing and Pinion
BrandMOTIVE GEAR
Package Height6.0
Package Width11.1
Package Length15.3
Weight14.41 PG
Part CategoryPerformance Parts
Ring Gear RotationStandard
Ring Gear Tooth Quantity37
Differential Carrier Break3.08 and Higher
Cover Bolt Quantity10
Pinion Spline Count17
Ring Gear Material8620 Steel
Ring Gear Diameter8.2 in (208.3 mm)
Pinion Shaft Diameter1.438 in (36.5 mm)
Pinion Gear Tooth Quantity10
Axle TypeGM 8.2 in.
Ring Gear Bolt Quantity10
Part FitmentSemi Universal
Vendor Part NumberG884370
Package Qty1
Package TypeEA
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