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BUICK RIVIERA Differential & Rear-End Components

Individual Parts

Results 76 - 100 of 299

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900451

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Gear, Ring and Pinion, 4.88:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set

Part Number: YGA-24162

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Kit

Part Number: RMG-831021M

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Differential Shims, Carrier, Steel, Kit

Part Number: MGR-SS10

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

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: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Performance Mini Spool (GM 8.5 - 30 Spline)

Part Number: SDH-10015388

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

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: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Pinion Shims, Steel, Kit

Part Number: YGA-55009

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885456

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Differential Ring and Pinion; GM 8.5 10 Bolt - 3.73 Ratio

Part Number: SVL-2023695

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

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: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Ring and Pinion Gear, 4.56:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36218

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Differential Cover Bolts, Steel, Black, Hex, Each

Part Number: SDH-34279

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Gear, Ring and Pinion, 3.90:1 Ratio, GM, 7.5 in./7.625 in., Standard Rotation, Set

Part Number: MGR-G875390

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Gear, Ring and Pinion, 5.13:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901711

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Crosspin Bolt, 5/16 in. Hex Head, Each

Part Number: YGA-33067

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

USA Standard Master Overhaul kit GM 8.5 in., Rear, Kit

Part Number: SPZ-37057

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Ring and Pinion Gears, 3.23:1 Ratio, GM 8.5 in., Set

Part Number: SVL-2023698

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

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

Part Number: MGR-G875323

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Gear, Ring and Pinion, EXCel, 3.08:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85308

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Ring and Pinion Gears and Installation Kit, 8.5" GM 3.73 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12622

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Pinion Bearing, 1.437 in. i.d., BMW, Buick, Cadillac, Chevy, GMC, Chrysler, Dodge, Mercedes-Benz, Volvo, Each

Part Number: TMK-HM89449

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Mini Spool, GM 7.5 in. 10-Bolt, Open Carrier, Equal Windows, 28-Spline, Each

Part Number: RMG-78-7528-1

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-4900051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

Ring and Pinion Gears and Differential Combo, GM 8.5 in., 3.73:1, 30-spline Pinion, 28-spline Axle, Rear, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: YGA-12628

Not Yet Reviewed

Estimated Ship Date: Monday 1/5/2026

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Estimated Ship Date: Monday 1/5/2026

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