OLDSMOBILE Richmond Gear Differential & Rear-End Components

Cross Shaft, Differential, Steel, GM, 10-Bolt, 7.5 in., with Mini Spool, Each

Part Number: RMG-CSPGM75

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/29/2025

Differential Side Bearing Spacer; Solid Differential Spacer; Fits GM 12 Bolt Car

Part Number: RMG-04-0012-1

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Differential Crush Sleeve; Fits GM 8.5 in.

Part Number: RMG-19-0004-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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

Part Number: RMG-16-0090-1

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Estimated Ship Date: Monday 9/29/2025

Gear, Ring and Pinion, 3.23:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900441

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/29/2025

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

Part Number: RMG-78-1230-1

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Ring and Pinion Installation Kit, GM, 7.50 in. Diameter Ring Gear, 27-Spline Pinion, Kit

Part Number: RMG-831044B

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Estimated Ship Date: Monday 9/29/2025

Full Size Spool, GM 8.5 in. 10 Bolt, 33 Spline, C-Clip Elim.Req'd., Steel

Part Number: RMG-81-1033-1

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Estimated Ship Date: Oct 17, 2025 if ordered today

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Ring and Pinion Install Kit

Part Number: RMG-83-1083-1

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Spool, Full Size, Steel, 30-Spline, 10-Bolt, GM 8.5 in., Each

Part Number: RMG-81-1030-1

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Estimated Ship Date: Oct 17, 2025 if ordered today

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Carrier Bearings, GM 12 Bolt

Part Number: RMG-29-0005-1

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Estimated Ship Date: Oct 20, 2025 if ordered today

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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: Monday 9/29/2025

Gear, Ring and Pinion, 3.90:1 Ratio, GM 7.5 in., GM 7.625 in., 10-bolt, Set

Part Number: RMG-49-0284-1

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Spool, Full Size, Steel, 28-Spline, 10-Bolt, GM 8.5 in., Each

Part Number: RMG-81-1028-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 20, 2025 if ordered today

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Ring and Pinion Install Kit

Part Number: RMG-83-1088-1

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Estimated Ship Date: Monday 9/29/2025

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Spool, SPOOL, GM 7.6 MINI STEEL 28PL

Part Number: RMG-78-7628-1

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Estimated Ship Date: Oct 20, 2025 if ordered today

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

Part Number: RMG-83-1083-B

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Estimated Ship Date: Oct 17, 2025 if ordered today

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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: Oct 20, 2025 if ordered today

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

Part Number: RMG-83-1088-C

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Estimated Ship Date: Monday 9/29/2025

Ring and Pinion Installation Kit, 9.3 in. GM, 10-Bolt, Kit

Part Number: RMG-83-1053-1

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Estimated Ship Date: Oct 17, 2025 if ordered today

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Pinion Spacer, SPACER, SOLID GM 12 BOLT SHORT

Part Number: RMG-04-0012-2M

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-49-0009-1

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Estimated Ship Date: Oct 20, 2025 if ordered today

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