BUICK SKYLARK Differential & Rear-End Components

Differential Carrier Bearings, Steel, GM 8.5 in., Kit

Part Number: YGA-57009

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Ring and Pinion Installation Kit, EXCel, GM, 8.5 in., 10-Bolt, 30 Spline Pinion, Koyo Bearings, Kit

Part Number: RMG-XL-1021-1

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Differential Carrier Bearings, Standard Replacement, 1.625 in. Bore, AMC, GM, Mopar, Jeep, International, Studebaker, Hummer, Each

Part Number: TMK-LM501349

3.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/9/2026

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

Part Number: SVL-2023698

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Spool, Mini, Steel, 26-Spline, 10-Bolt, GM 7.5 in., Each

Part Number: MGR-MS75-26

4.8 out of 5 stars ( 25 )

Estimated Ship Date: Monday 2/9/2026

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Bearing Race, Pinion, 3.250 in. Diameter, Each

Part Number: TMK-M802011

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/9/2026

Differential Shims, Carrier Type, 2.25 in. I.D., 3.00 in. O.D., Steel, Dodge, Ford, GM, Hummer, Isuzu, Jeep, Lincoln, Mazda, Mercury, Saab, Kit

Part Number: MGR-SS12

4.0 out of 5 stars ( 15 )

Estimated Ship Date: Monday 2/9/2026

Ring and Pinion Installation Kit, Master Kit, GM, 8.5 in., 30-Spline Pinion, Kit

Part Number: MGR-R10REMKT

4.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/9/2026

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Gear, Ring and Pinion, 4.88:1 Ratio, GM, 12-Bolt Car, 4 Series, Set

Part Number: RMG-6900331

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Ring and Pinion Installation Kit, Master Kit, GM 8.2 in. BOP, Kit

Part Number: MGR-R85PRMKT

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Gear, Ring and Pinion, 3.23:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set

Part Number: YGA-24493

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Ring and Pinion Gears and Installation Kit, 8.5" GM 3.42 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12621

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Differential Parts Kit; Open Differential; Includes 28-Spline Side And Pinion Gears/Washers/Pinion Shaft /Bolt

Part Number: MGR-GM10-BI

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/9/2026

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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: Monday 2/9/2026

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-456

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/9/2026

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Ring and Pinion Kit

Part Number: RMG-GM75355

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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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: Monday 2/9/2026

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Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85456

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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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: Monday 2/9/2026

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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: Monday 2/9/2026

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: Monday 2/9/2026

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

Part Number: RMG-GM75410OE

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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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 2/9/2026

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Differential, Posi Performance, Electric Locker, 30-Spline, GM, 8.5 in., Each

Part Number: ETN-19659-010

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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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: Monday 2/9/2026