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

Motive Gear Master Ring and Pinion Installation Kits R12RMKT

Ring and Pinion Installation Kit, Master Kit, GM, 8.875 in., 30-Spline Pinion, Truck, Kit

Part Number: MGR-R12RMKT

4.5 out of 5 stars ( 10 )

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Spicer Drivetrain Products Differential Inner Gear Kits for 2007-2017 WRANGLER, 2018 WRANGLER JK - 2009155

Spider Gear Kits, Dana Super 44, 30 Spline, Kit

Part Number: SDH-2009155

Not Yet Reviewed

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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 )

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Motive Gear Ring and Pinion Sets D30-488F Dana 30 4.88 Gears

Gear, Ring and Pinion, 4.88:1 Ratio, Dana 30, Reverse Cut, Set

Part Number: MGR-D30-488F

5.0 out of 5 stars ( 2 )

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Motive Gear Ten Factory Axle Shafts for 1967-1970 COUGAR, 1966-1970 MUSTANG - MG25151

Axle Shaft, Ten Factory, Passenger Side Rear, 1541H Alloy, 31 Spline, Ford, Mercury, Each

Part Number: MGR-MG25151

4.0 out of 5 stars ( 3 )

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Eaton Master Differential Installation Kits K-F9.289CB

Ring and Pinion Installation Kit, Ford 9 in., 10-Bolt, 2.895 in. Carrier Bearing, Kit

Part Number: ETN-K-F9-289CB

5.0 out of 5 stars ( 1 )

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Richmond Gear EXCel OEM Replacement Axle Shafts 92-23326

Axle Shaft, OEM Replacement, 31-Spline, 33.188 in. Length, Ford, 8.8 in., Driver Side Rear, Each

Part Number: RMG-92-23326

5.0 out of 5 stars ( 1 )

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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

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Motive Gear Master Ring and Pinion Installation Kits R8.75RLAMK

Ring and Pinion Installation Kit, Master, Chrysler 8.75 in. 489 Case, Rear, Kit

Part Number: MGR-R8-75RLAMK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 4, 2025 if ordered today

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Estimated Ship Date: Nov 4, 2025 if ordered today

Richmond Gear EXCel OEM Replacement Axle Shafts 92-31290

Axle Shaft, Excel OEM Replacement, Rear Driver Side, 27-spline Inner, Steel, Dana 35, Jeep, Kit

Part Number: RMG-92-31290

4.82 out of 5 stars ( 11 )

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Crown Automotive Direct-Fit Axle Shaft Assemblies for 2007-2018 WRANGLER, 2018 WRANGLER JK - 68017183AB

Axle Shaft Assembly, Front Passenger Side, Bolt-in, Steel, Dana 44, Jeep, Each

Part Number: CWA-68017183AB

5.0 out of 5 stars ( 1 )

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USA Standard Gear Master Overhaul Kits ZK F8.8

Ring and Pinion Installation Kit, Ford 8.8 in., Rear, Kit

Part Number: SPZ-37030

Not Yet Reviewed

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Richmond Gear EXCel Ring and Pinion Sets 12BC355 GM 8.875 in. (12-bolt) passenger car 3.55 Gears

Gear, Ring and Pinion, EXCel, 3.55:1 Ratio, GM, 8.875 in., 12-Bolt Car, Set

Part Number: RMG-12BC355

3.67 out of 5 stars ( 3 )

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Strange Lightweight Pro Race Spools D1556

Strange Lightweight Pro Race Spools D1556

Spool, Full Size, Steel, 30-Spline, Chrysler 8.75 in., Each

Part Number: STR-D1556

5.0 out of 5 stars ( 2 )

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Motive Gear Master Ring and Pinion Installation Kits R8.5PRMK

Ring and Pinion Installation Kit, Master Kit, Buick, 8.2 in., Kit

Part Number: MGR-R8-5PRMK

3.67 out of 5 stars ( 3 )

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Motive Gear Ten Factory Axle Shafts MG27103

Axle Shaft, Direct Fit, Rear, Forged Alloy, Chevy, GMC, Pickup, Each

Part Number: MGR-MG27103

Not Yet Reviewed

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Winters 10-Spline Quick-Change Gears 8508A

Quick Change Gears, 10-Spline, SAE 8620 Steel, Set 8A, 23/27 Teeth, Pair

Part Number: WPP-8508A

Not Yet Reviewed

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Trick Flow® 10 Bolt GM 7.5/7.625 Inch Differential Cover TFS-8510400

Differential Cover, Bearing Cap Supports, Aluminum, GM 7.5"/7.625" Rear Axle, Each

Part Number: TFS-8510400

4.81 out of 5 stars ( 54 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Differential Support Covers SME-8510400

4.75 out of 5 stars ( 19 )

Estimated Ship Date: Dec 23, 2025

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Strange Ford 8.8 Aluminum Support Covers R5234

Differential Support Cover, Aluminum, Ford 8.8 in., Each

Part Number: STR-R5234

4.91 out of 5 stars ( 11 )

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Motive Gear Master Ring and Pinion Installation Kits R9R325SMK

Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9R325SMK

Not Yet Reviewed

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Summit Racing™ Ring and Pinion Sets SUM-741017 GM 7.5/7.625 in. 4.56 Gears

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 7.5/7.625 in., Set

Part Number: SUM-741017

5.0 out of 5 stars ( 2 )

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Allstar Performance Ring and Pinion Gear Sets ALL70010 Ford 9 in. 3.50 Gears

Gear, Ring and Pinion, 3.50:1 Ratio, Ford, 9 in., Set

Part Number: AAF-ALL70010

5.0 out of 5 stars ( 2 )

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Moser Engineering Differential Setup Kits R9FCP

Ring and Pinion Installation Kit, Ford, 9.0 in. Diameter Ring Gear, Kit

Part Number: MSR-R9FCP

4.0 out of 5 stars ( 1 )

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Summit Racing™ Ring and Pinion Sets SUM-740906 Ford 9 in. 4.86 Gears

Gear, Ring and Pinion, 4.86:1 Ratio, Ford, 9 in., Set

Part Number: SUM-740906

4.5 out of 5 stars ( 10 )

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Richmond Gear EXCel OEM Replacement Axle Shafts 92-23325

Axle Shaft, OEM Replacement, 31-Spline, 31.063 in. Length, Ford, 8.8 in., Passenger Side Rear, Each

Part Number: RMG-92-23325

5.0 out of 5 stars ( 4 )

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