BUICK ROADMASTER Differential & Rear-End Components

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

Part Number: MGR-R10RMK

4.29 out of 5 stars ( 17 )

Estimated Ship Date: Today

Ring and Pinion Installation Kit, GM 7.5/7.625 in., Rear, Kit

Part Number: MGR-R75GRMK

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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

Part Number: MGR-R10R

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Ring and Pinion Gear Installation Kit, Differential Rebuild Master, GM 7.5/7.6 in., Kit

Part Number: NTN-NBRA320MK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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: Today

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

Part Number: MGR-R10RPK

Not Yet Reviewed

Estimated Ship Date: Today

Pinion Bearing Kit, PBK GM 7.50/7.625 in. 1982-1998, Kit

Part Number: MGR-R7-5GRTPK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Differential Carrier Bearing, Rear, Steel, Chevy, Chrysler, Geo, Mitsubishi, for Nissan, Suzuki, Toyota, Each

Part Number: NTL-KC11445Y

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

• Special Order

Differential Bearing, Tapered Roller, Steel, Stock Replacement, GM, Each

Part Number: ADO-S1420

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

Ring and Pinion Installation Kit, Super Kit, GM, 7.5 in., Kit

Part Number: MGR-GM7-5IK

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Spacer, Replacement, Active Spacer, Each

Part Number: PWT-624004SDG2

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

• Drop Ship
• Special Order

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: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

Ring Gear Spacer, GM 7.5 in. Ring Gear, Hardware Included, Each

Part Number: MGR-075050

4.06 out of 5 stars ( 17 )

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MGR-R10RTPK

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
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Cross Shaft, Differential, Steel, GM, 10-Bolt, 7.5 in., 7.625 in., Each

Part Number: RMG-8002701

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Jan 2, 2026 if ordered today

• Special Order

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

Part Number: MGR-GM8-5IK

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Special Order

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: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

COUPLER

Part Number: PWT-1932504CCN

Not Yet Reviewed

Estimated Ship Date: Today

SPACER

Part Number: PWT-1920604SAJ

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

• Drop Ship
• Special Order

BEARING AND SEAL KIT

Part Number: TMK-DRK321

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Ring and Pinion Gear Installation Kit, Differential Bearings, GM 7.5/7.6 in., Kit

Part Number: NTN-NBRA320

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Special Order

Bearings

Part Number: ADO-09413427

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• $20 Summit Bucks
• Special Order