OLDSMOBILE Differential & Rear-End Components

USA Standard Master Overhaul kit GM 7.5 in./7.625 in, Rear, Kit

Part Number: SPZ-37049

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Ring and Pinion Kit

Part Number: RMG-GM75355

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Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75373TK

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Ring and Pinion Installation Kit, GM, 12-Bolt Car, Kit

Part Number: MGR-R12CR

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Gear, Ring and Pinion, 4.30:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-430

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 5, 2026 if ordered today

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Carrier Shims, Steel, Ford 8.8 in., GM, 8.0, 8.6, 8.75, 8.875 in., Kit

Part Number: YGA-55002

4.79 out of 5 stars ( 19 )

Estimated Ship Date: Tomorrow

Crush Sleeve Eliminator Kit, Steel Spacer, Pinion Shims, GM 7.5 in., GM 7.6 in., GM 8.2 in., Kit

Part Number: YGA-55047

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75456

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Spool, Mini, Steel, 30-spline, 10-bolt, GM 8.5 in., Each

Part Number: YGA-32233

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

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Gear, Ring and Pinion, 4.88:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901691

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Differential, Auburn, Grip-N-Loc, Limited Slip, 28-Spline, GM, 7.5 in., 7.625 in., Each

Part Number: AUB-546047

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Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set

Part Number: MGR-G875410

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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

Part Number: MGR-R10REMK

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Differential Cover, 10-bolt, Steel, Chrome, GM 8.2 in., BOP Axle, Each

Part Number: YGA-32015

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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

Part Number: MGR-R7-5GRLMK

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Differential, Eaton Detroit Locker, 28-Spline, GM, 8.5 in., 3-Series, Each

Part Number: ETN-187C149A

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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Differential Shims, Carrier, Steel, Kit

Part Number: MGR-SS10

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Rotation, GM 8.5/8.6 in., Set

Part Number: YGA-24492

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Pinion Bearing, Tapered Cone, 1.875 in. I.D., Cadillac, Chevrolet, GMC, Dodge, Oldsmobile, Pontiac, Each

Part Number: TMK-HM804846

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Ring and Pinion Installation Kit, 12-bolt, 30-spline, Rear, GM 8.875 in. Passenger Car, Kit

Part Number: MGR-R12CRMK

3.33 out of 5 stars ( 3 )

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

Differential Cover, Steel, Chrome, GM, 8.5 in., 10-Bolt, Kit

Part Number: MRG-9891

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 7.5 in./7.625 in., 2 Series, Set

Part Number: MGR-G875308

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 28-Spline, GM G-Body, 7.5 in., Each

Part Number: MSR-A102810-1

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Estimated Ship Date: Tomorrow

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

Part Number: MGR-R7-5GRBSKT

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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