BUICK ROADMASTER Differential & Rear-End Components

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: Tomorrow

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: Tomorrow

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

Part Number: MGR-R10R

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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

Part Number: MGR-R10RPK

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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: Tomorrow

Spacer, Replacement, Active Spacer, Each

Part Number: PWT-624004SDG2

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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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: May 8, 2026 if ordered today

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COUPLER

Part Number: PWT-1932504CCN

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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: May 8, 2026 if ordered today

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

Part Number: MGR-R10RT

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 8, 2026 if ordered today

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Axle Shaft Only, Buick 1996-89, Chevrolet 1996-89, Oldsmobile 1992-89, Pontiac 1989

Part Number: RNB-630-118A

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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

Part Number: RMG-XL-1044-B

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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SPACER

Part Number: PWT-1920604SAJ

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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