GMC Differential & Rear-End Components Transmission & Drivetrain

Richmond Gear EXCel Ring and Pinion Sets GM85342 GM 8.5/8.6 in. 3.42 Gears

Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85342

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle 10 Bolt GM 8.5 Inch Differential Cover YHCC-GM8.5-S

Differential Cover, GM 8.5 in., 10-bolt, Nodular Iron, Black Powdercoated, Cadillac, Chevrolet, GMC, Each

Part Number: YGA-29113

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Moser Engineering Replacement C-Clip Axles A3079GMTK

Axles, C-clip Type, 1541H Alloy Steel, 30-spline, 31.375 in. Length, Rear, GM 8.5 in., Chevy, GMC, Pair

Part Number: MSR-A3079GMTK

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Currie 9 in. Rear-End Housing Assemblies CE-GMG7887X

Axle Assembly, 9 in. Alloy Steel. 1541H Alloy Steel Axles, 31 Spline, GM. Each

Part Number: CUR-CE-GMG7887X

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Eaton Posi Performance 30 Spline Differential GM 8.875 Inch (12-bolt), truck 19556-010

Differential, Posi Performance, Limited Slip, 30-Spline, 12-Bolt, 4 Series, Chevy, GMC, Truck, Each

Part Number: ETN-19556-010

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

ARB Air Locker 35 Spline Differential Dana 60-HD RD167

Differential Carrier, Air Locker, Nodular Iron, Dana 60-HD, Kit

Part Number: ARB-RD167

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Banks Power Ram-Air 14 Bolt AAM 10.5/11.8 Inch Differential Cover 19269

Differential Cover, Ram-Air, Black Ops, Chevy, GMC, Ram, AAM 11.5/11.8 ring gear, 14-Bolt rear axle, Each

Part Number: GBE-19269

4.58 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Eaton Detroit Truetrac 26 Spline Differential GM 7.5 Inch 911A415

Differential, Eaton Detroit Truetrac, 26-Spline, GM, 7.5 in., 3:08 and Down, Each

Part Number: ETN-911A415

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Motive Gear Master Ring and Pinion Installation Kits R7.5GRMK

Ring and Pinion Installation Kit, GM 7.5/7.625 in., Rear, Kit

Part Number: MGR-R75GRMK

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ Positraction 30 Spline Differential Carriers GM 10.5 Inch (14-bolt) SUM-730987

Differential Carrier, Positraction, 30-spline, Steel, Rear, Chevy, GMC, GM 10.5 in. 14-bolt, Each

Part Number: SUM-730987

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Richmond Gear Ring and Pinion Sets 49-0015-1 GM 8.2 in. 3.55 Gears

Gear, Ring and Pinion, 3.55:1 Ratio, GM, 8.2 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900151

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Banks Power Ram-Air 14 Bolt AAM 11.5 Inch Differential Cover 19249

Differential Cover, Power Ram-Air, Satin Black, Milled Aluminum, Chevy, GMC, Dodge, AAM 11.5/11.8, 14-Bolt, Rear Axle, Each

Part Number: GBE-19249

4.53 out of 5 stars ( 19 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle Crush Sleeve Eliminator Kits SK CSGM8.5

Pinion Bearing Spacer, Crush Sleeve Eliminator, Steel, Chrysler 9.25 in., GM 8.5 in., Each

Part Number: YGA-55048

4.74 out of 5 stars ( 27 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Richmond Gear Pro Gear Ring and Pinion Sets 79-0099-1 GM 8.875 in. (12-bolt) passenger car 4.11 Gears

Gear, Ring and Pinion, 4.11:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-79-0099-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Richmond Gear Complete Ring and Pinion Installation Kits 83-1022-1

Ring and Pinion Installation Kit, Bearings and Shims, 8.2 in. GM, 10-Bolt, Kit

Part Number: RMG-8310221

4.43 out of 5 stars ( 14 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle Dura Grip Positraction Carriers GM 9.5/9.76 Inch YDGGM9.5-4-33-12B

Differential Carrier, Dura Grip Positraction, Clutch-type, 33-spline, Nodular Iron, Rear, GM 9.5 in., GM 9.76 in., Each

Part Number: YGA-26049

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Eaton Posi Performance 26 Spline Differential GM 7.5 Inch 19663-010

Differential, Posi Performance, Limited Slip, 26-Spline, GM, 7.5 in., Each

Part Number: ETN-19663-010

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ Positraction 28 Spline Differential Carriers GM 8.5 Inch SUM-730966

Differential Carrier, Positraction, Nodular Iron, GM 8.5 in., 28 Spline, 2.73 Up Ratio, Each

Part Number: SUM-730966

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Motive Gear Ring and Pinion Gear and Installation Kit Combos MGK-221 GM 8.25 in. IFS/GM 8.625 in. 4.56 Gears

Differential Ring and Pinion, Differential Ring and Pinon Front and Rear Complete Kit

Part Number: MGR-MGK-221

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle Master Overhaul Kits YK GM8.5

Ring and Pinion Gear Installation Kit, Master Overhaul, 28-Spline, GM 8.5 in., Kit

Part Number: YGA-14086

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

ARB Air Locker 35 Spline Differential Dana 60-HD RD166

Differential Carrier, Air Locker, Nodular Iron, Dana 60-HD, Kit

Part Number: ARB-RD166

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2238 GM 7.5/7.625 in. 3.73 Gears

Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: YGA-10638

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-411 GM 8.5/8.6 in. 4.11 Gears

Gear, Ring and Pinion, 4.11:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set

Part Number: YGA-24160

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Richmond Gear EXCel Ring and Pinion Sets GM75373OE GM 7.5/7.625 in. 3.73 Gears

Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75373OE

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ Positraction 26 Spline Differential Carriers GM 7.5/7.6 Inch SUM-730958

Differential Carrier, Positraction, Nodular Iron, GM 7.5/7.6 in., 26 Spline, 3.23 Up Ratio, Each

Part Number: SUM-730958

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 4/27/2026 if shipped by air