All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winner's circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs - the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!
  • 8620 Material
  • Heat Treated
Axle Type GM 8.5 in.
Country of Origin (Primary) KR
Cover Bolt Quantity 10
Differential Carrier Break 2.73 and Higher
Differential Case Design Type GM 8.625
Emission Code Legal US
Gear Ratio 3.73
Harmonized Tariff Code (Schedule B) 8708504110
Hazardous Material Code N
Life Cycle Status Code 2
Life Cycle Status Description Available to Order
MSDS Required Flag N
NAFTA Preference Criterion Code B
Pinion Gear Tooth Quantity 11
Pinion Shaft Diameter 1.626
Pinion Spline Count 30
Ring and Pinion Gear Ratio 3.73
Ring Gear Bolt Quantity 10
Ring Gear Diameter 8.5
Ring Gear Material 8620 Steel
Ring Gear Rotation Standard
Ring Gear Tooth Quantity 41
Warranty Time 12

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Motive Gear Performance Differential GM10-373 Differential Ring and Pinion