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

Yukon Gear & Axle Differential Clutch Sets YPKGM12-PC-DG1

Differential Clutch, Steel Pack, Rear, Posi, GM, 8.875 in., Set

Part Number: YGA-16064

Not Yet Reviewed

Estimated Ship Date: Oct 28, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 28, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Gear Installation Kits YGK2354

Ring and Pinion Gears and Installation Kit, 8.5" OLDSMOBILE GM 3.90 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI

Part Number: YGA-12592

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 29, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Differential Combos YGK2244

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

Part Number: YGA-10644

Not Yet Reviewed

Estimated Ship Date: Oct 28, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 28, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Differential Combos YGK2245

Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 3.42 Ratio Rear Ring & Pinion GearInstall Kit 28 Spline and 2.25" OD Axle Bearings & Seals

Part Number: YGA-10645

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 29, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Differential Combos YGK2242

Ring and Pinion Gears,Yukon Gear & Axle 7.5" GM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit 26 Spline and 2.25" OD Axle Bearings & Seals

Part Number: YGA-10642

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 29, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM7.5-411 GM 7.5/7.6 in. 4.11 Gears

Ring and Pinion Gears, 4.11:1 Ratio, 10-bolt, 27-spline, Standard Gear Rotation, GM, 7.5 in., Set

Part Number: SPZ-36199

Not Yet Reviewed

Estimated Ship Date: Oct 14, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 14, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM7.5-342T GM 7.5/7.625 in. 3.42 Gears

Ring and Pinion Gears, 3.42:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36196

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GM7.5-373T GM 7.5/7.625 in. 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 27-spline, Standard Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: YGA-24480

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 29, 2025 if ordered today

Richmond Gear EXCel Ring and Pinion Sets 12BC342 GM 8.875 in. (12-bolt) passenger car 3.42 Gears

Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.875 in., 12-Bolt Car, Set

Part Number: RMG-12BC342

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 20, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 20, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Gear Installation Kits YGK2339

Ring and Pinion Gears and Installation Kit, 8.5" GM 4.11 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12630

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 29, 2025 if ordered today

USA Standard Gear Ring and Pinion Gear and Differential Combos ZGK2246

Ring and Pinion Gears,USA Standard 7.5"/7.625" GM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit 28 Spline and 2.25" OD Axle Bearings & Seals

Part Number: SPZ-10701

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

USA Standard Gear Ring and Pinion Gear and Differential Combos ZGK2245

Ring and Pinion Gears,USA Standard 7.5"/7.625" GM, 3.42 Ratio Rear Ring & Pinion GearInstall Kit 28 Spline and 2.25" OD Axle Bearings & Seals

Part Number: SPZ-10700

Not Yet Reviewed

Estimated Ship Date: Oct 14, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 14, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Gear Installation Kits YGK2335

Ring and Pinion Gears and Installation Kit, 8.5" GM 3.08 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12626

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 29, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM7.5-342 GM 7.5/7.625 in. 3.42 Gears

Ring and Pinion Gears, 3.42:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36195

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Motive Gear Ring and Pinion Sets GM7.5-410 GM 7.5/7.625 in. 4.10 Gears

Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in., Set

Part Number: MGR-GM75-410

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Auburn Gear Select-A-Loc 30 Spline Differential GM 8.875 Inch (12-bolt) 545010

Auburn Gear Select-A-Loc 30 Spline Differential GM 8.875 Inch (12-bolt) 545010

Differential, Auburn, Locker, 30-Spline, GM, 8.875 in., 12-Bolt, Each

Part Number: AUB-545010

Not Yet Reviewed

Estimated Ship Date: Oct 8, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 8, 2025 if ordered today

ACDelco 10 Bolt GM Differential Cover 12479377

Differential Cover, Steel, Natural, Chevrolet, GMC, Isuzu, Truck, Kit

Part Number: ADO-12479377

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Richmond Gear Mini-Spools 78-1230-1

Spool, Mini, Steel, 30-Spline, 12-Bolt, GM 8.875 in., Each

Part Number: RMG-78-1230-1

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 20, 2025 if ordered today

Yukon Gear & Axle Master Overhaul Kits YK GM7.5-C

Ring and Pinion Gear Installation Kit, Master Overhaul, 27 Spline, GM 7.5/7.6 in., Kit

Part Number: YGA-14078

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 29, 2025 if ordered today

Dorman Pinion Crush Sleeves 81058

Pinion Crush Sleeves, Steel, GM, 7.5 in., 7.6 in., 7.625 in., Pair

Part Number: RNB-81058

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

National Bearing Pinion Bearing Races M88010

Bearing Race, Steel, Each

Part Number: NTL-M88010

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 20, 2025 if ordered today

USA Standard Gear Spider Gear Sets ZIKGM7.5-S-26

USA Standard Gear standard spider gear set for GM 7.5", 26 spline

Part Number: SPZ-39023

Not Yet Reviewed

Estimated Ship Date: Oct 14, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 14, 2025 if ordered today

USA Standard Gear Master Overhaul Kits ZK GM8.2BOP

Ring and Pinion Installation Kit, GM 8.2 in. BOP Axle, Rear, Kit

Part Number: SPZ-37054

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 13, 2025 if ordered today

Richmond Gear EXCel Ring and Pinion Sets 12BC456 GM 8.875 in. (12-bolt) passenger car 4.56 Gears

Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 8.875 in., 12-Bolt Car, Set

Part Number: RMG-12BC456

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 20, 2025 if ordered today

Yukon Gear & Axle Pinion Kits PK GM8.5

Ring and Pinion Installation Kit, 30 Spline, GM 8.5 in., Kit

Part Number: YGA-13069

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 29, 2025 if ordered today