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Motive Gear G885-4.56, Differential Ring & Pinion, For GM 8.5'/8.625' Axles, Gear Ratio: 4.56, 10-Bolt, 30 Spline, 9 Pinion & 41 Ring Tooth – Fits GM Cars, Replaces: GM10-456, 69-0167-1, GM85456

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$291.39

$ 99 .00 $99.00

In Stock
  • Engineered for GM 8.5"/8.625" axles with a 4.56 gear ratio, featuring 9 pinion teeth, 41 ring teeth, 1.626" pinion shaft diameter, and 30-spline count. Built for high-performance use in street, off-road, and towing applications.
  • Manufactured from premium 8620 steel for extreme strength, heat resistance, and quiet operation—ideal for heavy-duty and high-torque environments requiring dependable gear durability.
  • Set includes precision-machined ring and pinion gears for smooth meshing and reduced friction. Bolt count: 10 on ring gear; designed for standard rotation axles.
  • Compatible with differential carrier break of 2.73 and higher. Ring gear outside diameter is 8.5". For GM 10-bolt applications—perfect for OE replacement or performance upgrades.
  • Fits a wide range of GM vehicles from 1970 to 2020 including Silverado 1500, Tahoe, Suburban, Camaro, Blazer, S10, Yukon, Escalade, Hummer H3/H3T, and more. Replaces: GM10-456, GM85456, 69-0167-1, and others.


High-Performance Motive Gear G885-4.56 Ring & Pinion Set – 4.56 Ratio

Engineered for GM 8.5"/8.625" axles, the Motive Gear G885-4.56 ring and pinion set delivers exceptional strength, durability, and smooth performance. Ideal for performance applications and off-road use, this 8620 steel gear set is designed to withstand extreme conditions and high torque demands.

Key Features

  • Gear Ratio: 4.56
  • Ring Gear Diameter: 8.5"
  • Ring Gear Tooth Count: 41
  • Pinion Gear Tooth Count: 9
  • Pinion Shaft Diameter: 1.626"
  • Pinion Spline Count: 30
  • Ring Gear Material: 8620 Steel
  • Bolt Count: 10 Ring Gear Bolts

Vehicle Compatibility

Fits GM 8.5" / 8.625" Rear Axles with 4.56 Ratio and 2.73 or Higher Carrier Configuration.

Buick

  • 1973–1975 Apollo
  • 1971–1990 Electra
  • 1971–1981 Estate Wagon
  • 1971–1985 LeSabre
  • 2004–2007 Rainier
  • 1991–1996 Roadmaster
  • 1970–1972 Skylark
  • 1975–1979 Skylark

Cadillac

  • 1987–1992 Brougham
  • 1977–1984 DeVille
  • 1999–2013 Escalade, Escalade ESV, EXT
  • 1977–1991 Fleetwood
  • 1976–1979 Seville

Chevrolet

  • 1970–1996 Caprice
  • 1970–1981 Camaro
  • 1973–1977 El Camino
  • 1999–2020 Silverado 1500
  • 1995–2013 Suburban 1500, Tahoe
  • 1994–2004 S10
  • 2002–2009 Trailblazer & EXT
  • 2003–2006 SSR
  • 1996–2013 Express 1500
  • And many more...

GMC

  • 1999–2020 Sierra 1500
  • 1996–2013 Savana 1500
  • 1992–2013 Yukon, Yukon XL 1500
  • 2004–2012 Canyon
  • 1994–2004 Sonoma
  • 2002–2009 Envoy, Envoy XL, XUV
  • 1970–2005 Jimmy

Hummer

  • 2006–2010 H3
  • 2009–2010 H3T

Isuzu

  • 2003–2008 Ascender

Oldsmobile

  • 1970–1987 Cutlass, Cutlass Supreme, Cutlass Calais, Cutlass Cruiser, Cutlass Salon
  • 1970–1984 98
  • 1980–1992 Custom Cruiser
  • 1971–1985 Delta 88

Pontiac

  • 1971–1981 Bonneville, Catalina, Firebird, Grand Prix, LeMans, Ventura
  • 1972–1973 GTO
  • 1975–1980 Grand Am

Saab

  • 2005–2009 9-7x

Replaces OEM & Aftermarket Part Numbers

  • G2 Axle & Gear: 1-2021-456, 2-2021-456
  • American Axle & Mfg: 40028640, 40053802
  • Richmond Gear: 69-0167-1
  • Motive Gear: GM10-456, GM10-456A
  • Revolution Gear & Axle: GM10-456DC
  • EXCEL from Richmond: GM85456

Warranty & Quality Assurance

Backed by a 2-Year / 100,000-Mile Warranty, Motive Gear ensures top-tier materials and craftsmanship, trusted by enthusiasts and professionals alike for long-lasting performance in street, off-road, and racing builds.


Leonardo
Reviewed in the United States on February 10, 2016
Bad material that's why they are cheap