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

Richmond Gear EXCel Ring and Pinion Sets 12BC373 GM 8.875 in. (12-bolt) passenger car 3.73 Gears

Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.875 in., 12-Bolt Car, Set

Part Number: RMG-12BC373

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

Richmond Gear EXCel OEM Replacement Axle Shafts 92-25183

Axle Shaft, 28-Spline, Buick, Chevy, GMC, Oldsmobile, 8.0 in., Passenger Side Rear, Each

Part Number: RMG-92-25183

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

SKF Bearings Ring and Pinion Gear Installation Kits SDK323-A

Differential rebuild kit

Part Number: SKF-SDK323-A

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

Yukon Gear & Axle Differential Covers YP C5-GM8.6-WIDE

Yukon Rear Differential Cover for 2002+ Trailblazer & Envoy with GM 8.6"

Part Number: YGA-32387

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Cardone New CV Drive Axles 66-1250HD

Axle Shaft, Direct Fit, CV-Style, Front Passenger Side, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: AAZ-66-1250HD

Not Yet Reviewed

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SVL Drivetrain Products Ring and Pinion Gears 10004611

Differential Ring and Pinion; GM 8.2 BOP - 3.55 Ratio

Part Number: SVL-10004611

Not Yet Reviewed

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Motive Gear Ring and Pinion Sets GM7.5-323A GM 7.5 in. 3.23 Gears

RP GM 7.5in 7.625in 3.23 MOT

Part Number: MGR-GM7-5-323A

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

SKF Bearings Ring and Pinion Gear Installation Kits SDK321

Differential rebuild kit

Part Number: SKF-SDK321

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

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Estimated Ship Date: Dec 12, 2025 if ordered today

Richmond Gear Ring and Pinion Installation Half Kits 83-1040-B

Ring and Pinion Installation Kit, GM, 10-Bolt, 8.2 in. Diameter Ring Gear, 27-Spline Pinion, Kit

Part Number: RMG-831040B

Not Yet Reviewed

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Richmond Gear Ring and Pinion Sets 69-0326-1 GM 7.5/7.625 in. 4.56 Gears

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-6903261

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

Summit Racing™ 9 in. Ford Grand National Rear-End Assemblies for 1978-1987 REGAL, MONTE CARLO, 1980-1981 CUTLASS - SUM-CSUMCT005

Rear End Assembly, Grand National, Ford 9 in., 28-Spline Axles, 5 x 4.75 in. Pattern, G-Body Mounts, Kit

Part Number: SUM-CSUMCT005

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

Summit Racing™ 9 in. Ford Grand National Rear-End Assemblies for 1978-1987 REGAL, MONTE CARLO, 1980-1981 CUTLASS - SUM-CSUMCT007

Rear End Assembly, Grand National, Ford 9 in., 28-Spline Axles, 5 x 5.00 in. Pattern, G-Body Mounts, Kit

Part Number: SUM-CSUMCT007

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ 9 in. Ford Grand National Rear-End Housings for 1978-1987 REGAL, MONTE CARLO, 1980-1981 CUTLASS - SUM-HNM300300

Not Yet Reviewed

Estimated Ship Date: Today

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Yukon Gear & Axle Ring and Pinion Gears YGK2355

Ring and Pinion Gears and Installation Kit, 8.2" BOP 3.36 RATIO REAR R&P GEAR/ INSTALL KIT PACKAGE

Part Number: YGA-12590

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Richmond Gear EXCel OEM Replacement Axle Shafts 92-25142

Axle Shaft

Part Number: RMG-92-25142

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

USA Standard Gear Ring and Pinion Gear and Differential Combos ZGK2244

Ring and Pinion Gears,USA Standard 7.5"/7.625" GM, 3.23 Ratio Rear Ring & Pinion GearInstall Kit 28 Spline and 2.25" OD Axle Bearings & Seals

Part Number: SPZ-10699

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

USA Standard Gear Ring and Pinion Gear and Differential Combos ZGK2247

Ring and Pinion Gears,USA Standard 7.5"/7.625" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 28 Spline and 2.25" OD Axle Bearings & Seals

Part Number: SPZ-10702

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

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Estimated Ship Date: Dec 5, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Differential Combos YGK2247

Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 28 Spline and 2.25" OD Axle Bearings & Seals

Part Number: YGA-10647

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Richmond Gear Ring and Pinion Sets 69-0035-1 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-6900351

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

ACDelco Differential Carrier Replacement Parts 03995792