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Motive Gear Differential Ring and Pinion GM10-373A for Chevrolet 10-Bolt, 3.73 Ratio - GM10-373A

Motive Gear GM10-373A Differential Ring and Pinion

If you're looking to enhance the performance of your GM vehicle, the Motive Gear GM10-373A is a top-tier choice for those who demand durability and precision. This A-Line Differential Ring and Pinion set is designed to deliver optimal power transfer and performance across a variety of applications, whether you're hitting the trails or cruising on the highway.

Why Choose Motive Gear?

Motive Gear is renowned for producing some of the toughest drivetrain components available. With years of racing development and rigorous testing by in-house engineers, you can trust that these parts are built to withstand the rigors of performance driving. Many racers around the globe rely on Motive Gear products, making them a staple in the winner's circle.

Key Features

  • California Proposition 65: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
  • Differential Carrier Break: 2.73 and Higher
  • Ring Gear Diameter: 8.5 inches
  • Ring Gear Bolt Quantity: 10 bolts
  • Cover Bolt Quantity: 10 bolts
  • Pinion Shaft Diameter: 1.626 inches
  • Ring Gear Tooth Quantity: 41 teeth
  • Pinion Spline Count: 30 splines
  • Ring and Pinion Gear Ratio: 3.73
  • Ring Gear Rotation: Standard
  • Pinion Gear Tooth Quantity: 11 teeth
  • Differential Case Design Type: GM 8.625
  • Ring Gear Material: 8620 Steel

Fitment

The GM10-373A is compatible with a wide range of GM vehicles, including:

  • Buick Apollo (1973-1975)
  • Buick Electra (1971-1990)
  • Chevrolet Silverado 1500 (1999-2020)
  • GMC Sierra (1999-2020)
  • Cadillac Escalade (1999-2000 & 2002-2013)
  • Oldsmobile Cutlass (1970-1977)
  • Pontiac Firebird (1971-1981)

Installation Notes

This ring and pinion set is designed for use with GM 8.5"/8.625" (10 Bolt) differentials and requires a carrier with a ratio of 2.73 or numerically higher. It's intended for rear differential positions.

Customer Feedback

One Chevrolet Silverado 1500 owner shared, "I installed the GM10-373A and it completely transformed my truck's acceleration. The power delivery is smooth, and I noticed a significant improvement in towing capacity!"

Another Buick Regal enthusiast noted, "The installation was straightforward, and the performance upgrade was immediately noticeable. I can’t believe the difference it made in my ride!"

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle
1973-1975
 Buick Apollo
1971-1973
 Buick Centurion
1973-1977
 Buick Century
1991-1996
 Buick Commercial Chassis
1971-1990
 Buick Electra
1971-1981
 Buick Estate Wagon
1971-1985
 Buick LeSabre
2004-2007
 Buick Rainier
1973-1977, 1984-1987
 Buick Regal
1977-1978
 Buick Riviera
1991-1996
 Buick Roadmaster
1970-1972, 1975-1979
 Buick Skylark
1987-1992
 Cadillac Brougham
1977-1984
 Cadillac DeVille
1999-2000, 2002-2013
 Cadillac Escalade
1977-1987, 1993-1996
 Cadillac Fleetwood
1976-1979
 Cadillac Seville
2007-2013
 Chevrolet Avalanche
2002-2006
 Chevrolet Avalanche 1500
2002-2006
 Chevrolet Avalanche 2500
1970-1975
 Chevrolet Bel Air
1964-1972
 Chevrolet Biscayne
1987-2005
 Chevrolet Blazer
1970-1972
 Chevrolet Brookwood
1977-1986
 Chevrolet C/K 10
1988-1999
 Chevrolet C/K 1500
1977-1986
 Chevrolet C/K 20
1988-1991
 Chevrolet C/K 2500
1982-1986
 Chevrolet C15
1994-1999
 Chevrolet C1500
1970-1981
 Chevrolet Camaro
1968-1996
 Chevrolet Caprice
1973
 Chevrolet Chevelle
2007-2013
 Chevrolet Colorado
1973-1977
 Chevrolet El Camino
1996-2013
 Chevrolet Express
1978-1988
 Chevrolet G10
1978-1995
 Chevrolet G20
1971-1985, 1994-1996
 Chevrolet Impala
1975-1986
 Chevrolet K5 Blazer
1973-1977
 Chevrolet Malibu
1973-1977
 Chevrolet Monte Carlo
1971-1979
 Chevrolet Nova
1987
 Chevrolet R/V 10
1987
 Chevrolet R/V 20
1994-2004
 Chevrolet S10
2003-2006
 Chevrolet SSR
1999-2020
 Chevrolet Silverado 1500
1977-2013
 Chevrolet Suburban
1995-2013
 Chevrolet Tahoe
2003-2007
 Chevrolet TrailBlazer
2002, 2008-2009
 Chevrolet Trailblazer
1977-1978
 GMC C/K 15
1979-1986, 1988-1999
 GMC C/K 1500
1977-1978
 GMC C/K 25
1979-1986, 1988-1991
 GMC C/K 2500
2004-2012
 GMC Canyon
2002-2009
 GMC Envoy
1983-1995
 GMC G1500
1983-1995
 GMC G2500
1970-2005
 GMC Jimmy
1987
 GMC R1500
1996-2013
 GMC Savana
1999-2020
 GMC Sierra
1994-2004
 GMC Sonoma
1973-1976
 GMC Sprint
1992-1993
 GMC Typhoon
1987
 GMC V1500
1988-1991
 GMC V1500 Suburban
1987
 GMC V2500
1988-1991
 GMC V2500 Suburban
1992-2013
 GMC Yukon
2000-2013
 GMC Yukon XL
2006-2010
 Hummer H3
2009-2010
 Hummer H3T
1971
 Oldsmobile 442
1970-1984
 Oldsmobile 98
1980-1992
 Oldsmobile Custom Cruiser
1970-1977
 Oldsmobile Cutlass
1978-1984
 Oldsmobile Cutlass Calais
1980-1983
 Oldsmobile Cutlass Cruiser
1978-1980, 1985-1987
 Oldsmobile Cutlass Salon
1982-1987
 Oldsmobile Cutlass Supreme
1971-1985
 Oldsmobile Delta 88
1973-1979
 Oldsmobile Omega
1970-1975
 Oldsmobile Vista Cruiser
1971-1981, 1987-1989
 Pontiac Bonneville
1971-1981
 Pontiac Firebird
1972-1973
 Pontiac GTO
1973-1974
 Pontiac Grand Prix
2005-2009
 Saab 9-7x

Motive Gear Banner

Who is Motive Gear?

Motive Gear is a Midwest Truck and Auto Parts division specializing in producing high-quality drivetrain components for the automotive industry. They offer a wide range of products from differential bearing kits, ring and pinion gear sets, transmission kits and components, transfer case parts, and replacement axle shafts. Today, Motive Gear is one of the most sought-after brands when it comes to drivetrain parts.

Quality and Affordable Parts

Motive Gear provides high-quality drivetrain parts at an affordable price. All of their products are designed using the latest manufacturing equipment and goes through an extensive quality control test. It ensures that their products achieve a perfect fit, provides optimum performance and longevity.

Choice Of Champions

Their products are also used by many racers from various racing disciplines such as IHRA, NHRA, NMRA, SODA, NMCA, BITD, and NASCAR. It is a testament to the quality and performance their product provides. Their racing participation also allows the company to gather vital data that lets them improve their products further. 

Purchase Motive Gear Products At Vivid Racing

If you are planning to upgrade your drivetrain and are searching for a company that you can trust, then Motive Gear is the brand for you. Over the years, they have consistently given customers parts that they can rely on and have proven that quality parts do not always have to be expensive. To know more about Motive Gear, visit Vivid Racing and check out their list of products that fit your specific requirement.







At Motive Gear, from inception to inspection, our parts surpass rigorous quality control tests. When you open your Motive Gear box, you can see the quality of our hard work. Our highly qualified quality control technicians are up-to-date on the latest industry innovations to ensure that the quality of our product is unsurpassed. Our parts are TOUGH. We back our Motive Gear Performance ring & pinion gear sets with a 2 year / 100,000 mile no-nonsense warranty and all other products with a 1 year / 50,000 mile warranty

Installation Instructions

Click to view the Installation Instructions here

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