GMC Differential & Rear-End Components Transmission & Drivetrain - Free Shipping on Orders Over $109 at Summit Racing

Richmond Gear Mini-Spools 78-7526-1

Spool, Mini, Steel, 26-Spline, 10-Bolt, GM 7.5 in., Each

Part Number: RMG-78-7526-1

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Auburn Gear Grip-N-Loc 30 Spline Differential GM 8.875 Inch (12-bolt), truck 546032

Auburn Gear Grip-N-Loc 30 Spline Differential GM 8.875 Inch (12-bolt), truck 546032

Differential, Auburn, Grip-N-Loc, Limited Slip, 30-Spline, GM, 8.875 in. (12-Bolt) Truck, Each

Part Number: AUB-546032

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Moser Engineering Replacement C-Clip Axles A103003-1

Axle, Direct Fit, C-Clip, Rear, 1541H Steel, 30-Spline, GM F-Body, A-Body, 8.5 in., Each

Part Number: MSR-A103003-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Yukon Gear & Axle Dura Grip Positraction Carriers GM 10.5 Inch (14-bolt) YDGGM14T-3-30-1

Differential Carrier, Limited Slip, 30-Spline, GM 10.5 in. (14-bolt), Steel, Rear, for 4.10 and Numerically Lower Ratios, Chevy, GMC, Each

Part Number: YGA-26030

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Nov 11, 2025 if ordered today

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Motive Gear 30 Spline Differential Carrier Cases GM 10.5 Inch (14-bolt) 6258336

3.75 out of 5 stars ( 9 )

Estimated Ship Date: Nov 3, 2025

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Motive Gear Differential Bearing Kits R11.5R

Ring and Pinion Installation Kit, AAM, 11.5 in., 14-Bolt, Kit

Part Number: MGR-R11-5R

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Motive Gear Master Ring and Pinion Installation Kits R14RMKH

Ring and Pinion Installation Kit, Master Kit, GM, 10.5 in., Kit

Part Number: MGR-R14RMKH

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

USA Standard Gear Master Overhaul Kits ZK D60-R

Ring and Pinion Gear Installation Kits, Master Overhaul Kits, 29-spline, Dana 60, Rear, Chevrolet, Dodge, Ford, GMC, Jeep, Plymouth, Kit

Part Number: SPZ-37021

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Yukon Gear & Axle Master Overhaul Kits YK D60-F

Ring and Pinion Gear Installation Kit, Master Overhaul, 29 Spline, Dana 60/61, Kit

Part Number: YGA-14128

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Richmond Gear Pro Gear Ring and Pinion Sets 79-0029-1 GM 8.875 in. (12-bolt) passenger car 5.38 Gears

Gear, Ring and Pinion, 5.38:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-7900291

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Motive Gear Performance Ring and Pinion Sets G882336 GM 8.2 in. 3.36 Gears

Gear, Ring and Pinion, 3.36:1 Ratio, GM, 8.2 in., Set

Part Number: MGR-G882336

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Motive Gear Performance Ring and Pinion Sets G888390 GM 8.875 in. (12-bolt) passenger car 3.90 Gears

Gear, Ring and Pinion, 3.90:1 Ratio, GM, 12-Bolt Passenger Car, Set

Part Number: MGR-G888390

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Motive Gear Performance Ring and Pinion Sets G875410 GM 7.5/7.625 in. 4.10 Gears

Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set

Part Number: MGR-G875410

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Richmond Gear EXCel OEM Replacement Axle Shafts 92-25145

Axle Shaft, OEM Replacement, 30-Spline, 33.563 in. Length, Cadillac, Chevy, GMC, 8.6 in., Rear, Each

Part Number: RMG-92-25145

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Yukon Gear & Axle Ring and Pinion Sets YG D44-373 Dana 44 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, 1.375 in. Pinion, 26 Spline, 8.500 in. Ring Gear, Dana 44, Set

Part Number: YGA-24031

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Motive Gear Ring and Pinion Sets GM10-308 GM 8.5/8.6 in. 3.08 Gears

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5 in/8.6 in., Set

Part Number: MGR-GM10-308

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Auburn Gear Grip-N-Loc 28 Spline Differential GM 8.5/8.6 Inch 546050

Differential, Auburn, Grip-N-Loc, Limited Slip, 28-Spline, GM, 8.5 in., 8.6 in., Each

Part Number: AUB-546050

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

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Estimated Ship Date: Nov 18, 2025 if ordered today

Richmond Gear Ring and Pinion Sets 49-0112-1 GM 8.2 in. 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, GM, 8.2 in., 10-Bolt, 3 Series, Set

Part Number: RMG-49-0112-1

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Richmond Gear EXCel Ring and Pinion Sets GM75355 GM 7.5/7.625 in. 3.55 Gears

Ring and Pinion Kit

Part Number: RMG-GM75355

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Motive Gear Differential Bearing Kits R10RLSK

Ring and Pinion Installation Kit, GM 8.625 in., Kit

Part Number: MGR-R10RLSK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

B&M 12 Bolt GM 8.875 Inch Differential Cover 71504

Differential Cover, Rear, 12-bolt, Aluminum, Black Anodized, GM 8.875 in. Truck, Each

Part Number: BMM-71504

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Yukon Gear & Axle 14 Bolt GM 9.5 Inch Differential Cover YP C5-GM9.5

Differential Cover, 14-bolt, Steel, Natural, GM 9.5 in., Each

Part Number: YGA-32333

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Richmond Gear Complete Ring and Pinion Installation Kits 83-1035-1

Ring and Pinion Installation Kit, Complete, Dana 60, Rear, Kit

Part Number: RMG-83-1035-1

Not Yet Reviewed

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Yukon Gear & Axle Differential Carrier Bearings CK GM8.5

Differential Carrier Bearings, Steel, Races, Shims, Rear, GM 8.2 in., GM 8.5 in., Kit

Part Number: YGA-57008

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Yukon Gear & Axle Ring and Pinion Gear and Differential Combos YGK2255

Ring and Pinion Gears,Yukon Gear & Axle 9.5" GM, 4.56 Ratio Rear Ring & Pinion GearInstall Kit 33 Spline and Axle Bearings & Seals

Part Number: YGA-10655

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

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Estimated Ship Date: Nov 11, 2025 if ordered today

Hurst Axle Conversion Kits 02-121

Axle Conversion, Rear, 5 x 5.00 in. Bolt Circle, Chevy, GMC, Kit

Part Number: HUU-02-121

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025