OLDSMOBILE 442 Differential & Rear-End Components

Ring and Pinion Gears and Installation Kit, 8.2" BOP 3.90 RATIO REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI

Part Number: YGA-12580

Not Yet Reviewed

Estimated Ship Date: Sep 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Bolt, Ring Gear, 3/8-24, Right Hand Thread, Black Oxide, Each

Part Number: MGR-RGBT-003

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: SPZ-37054

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: RMG-78-1230-1

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crush Sleeve, Steel, 0.625 in. Tall, Each

Part Number: YGA-33110

Not Yet Reviewed

Estimated Ship Date: Today

Gear, Ring and Pinion, 2.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885273

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Ring and Pinion Gear Installation Kit, Bearing Overhaul, 25 Spline, GM 8.2 in. BOP, Kit

Part Number: YGA-11066

Not Yet Reviewed

Estimated Ship Date: Sep 23, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Installation Kit, GM 8.5 in., Rear, Kit

Part Number: SPZ-37058

Not Yet Reviewed

Estimated Ship Date: Sep 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential, Grip LS Traction System, 30-Spline, GM, 8.875 in., 4 Series Carrier, Each

Part Number: PWT-LS241230

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

SOLID SPACER & SHIM KIT GM12 BOLT CAR

Part Number: MGR-4101

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

• Drop Ship
• Special Order

Cross Shaft Pin, Mini Spool, GM, 8.5 in., 28-Spline, Each

Part Number: RMG-CSPGM85

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

WASHER PIN GR 12BLT 8 7/8

Part Number: MGR-3880141

Not Yet Reviewed

Estimated Ship Date: Today

Ring Gear Spacer, 0.200 in. Thick, 10-bolt, GM 8.5 in., Each

Part Number: MGR-085050

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Sep 10, 2025 if ordered today

• Drop Ship
• Special Order

Mini Spool; Differential Pinion Shim; Fits Ford 7.5 in./Ford 8.8 in./GM 8.5 in.

Part Number: RMG-16-0090-1

Not Yet Reviewed

Estimated Ship Date: Today

Ring & Pinion set, 3.90:1 Ratio, GM "O" Axle, Set

Part Number: YGA-24688

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears, 3.90:1 Ratio, 27-spline, Standard Ring Gear Rotation, B.O.P. 8.2 in., Set

Part Number: YGA-24506

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Installation Kit, GM, 12-Bolt, 8.875 in. Diameter Ring Gear, 30-Spline Pinion, Kit

Part Number: RMG-831019B

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Pinion Bearing Race, Rear, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Chrysler, Dodge, Plymouth, Mitsubishi

Part Number: TMK-M804010

Not Yet Reviewed

Estimated Ship Date: Today

Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RTPK

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

• Drop Ship
• Special Order

Ring Gear Bolt, Hex Head, 3/8-24 in. Thread Size, Steel, Natural, GM 8.2 in., Each

Part Number: YGA-33046

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Differential Carrier Bearing, Steel, Each

Part Number: NTL-LM501349

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Ring and Pinion Install Kit

Part Number: RMG-83-1088-1

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Axle Shaft Retainer

Part Number: MGR-3833322

Not Yet Reviewed

Estimated Ship Date: Sep 10, 2025 if ordered today

• Drop Ship
• Special Order

WASHER PIN 8.5 GM 10 BOLT

Part Number: MGR-3984818

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Differential Spool Bearing Kit; Fits GM 8.5 in. 10 Bolt; Incl. Bearings/Bearing Races

Part Number: RMG-29-0013-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 9, 2025 if ordered today

• Drop Ship
• Special Order