BUICK Differential & Rear-End Components

Ring and Pinion Gear Installation Kit, Minimum Install, 30-spline, Standard Rotation, Rear, GM 8.875 in. (12-bolt) Passenger Car, Kit

Part Number: YGA-12043

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 8.6 in., Front/Rear, Kit

Part Number: MGR-R10RLTPK

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Cross Pin Shaft, Notched, Steel, Rear, GM 7.5 in., GM 7.6 in., Each

Part Number: YGA-33435

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Estimated Ship Date: Jan 5, 2026 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: Dec 22, 2025 if ordered today

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Cross Shaft, Differential, Steel, GM 8.5 in., with Mini-Spool, Each

Part Number: YGA-32238

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Estimated Ship Date: Jan 5, 2026 if ordered today

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COUPLER

Part Number: PWT-1932504CCN

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Estimated Ship Date: Today

Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 28-spline Inner, 30.438 in. Length, Each

Part Number: MGR-25501599

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Estimated Ship Date: Today

Ring and Pinion Kit

Part Number: RMG-XL-1040-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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MASTER SHIM KIT GM12 BOLT TRUCK

Part Number: MGR-GM12MSK

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Ring and Pinion Bearing Kit

Part Number: MGR-GM85PIK

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 8.0 in., Rear, Kit

Part Number: MGR-GM8IK

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Estimated Ship Date: Dec 22, 2025 if ordered today

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SPACER

Part Number: PWT-6241066SEG

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Estimated Ship Date: Dec 22, 2025 if ordered today

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12P & 12T GM NOTCHED X/PIN SHAFT STD & POSI

Part Number: YGA-33429

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Estimated Ship Date: Jan 2, 2026 if ordered today

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8.5" GM 28spl MINI SPOOL

Part Number: SPZ-59011

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Estimated Ship Date: Dec 18, 2025 if ordered today

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SPACER

Part Number: PWT-1920604SAJ

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Yukon Rear Differential Cover for 2002+ Trailblazer & Envoy with GM 8.6"

Part Number: YGA-32387

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 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: Dec 22, 2025 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 8.6 in., Front/Rear, Kit

Part Number: MGR-R10RL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

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

Part Number: MGR-R10RE

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Differential Cover, 10-bolt, Steel, Natural, GM 7.5 in., GM 7.625 in., Each

Part Number: YGA-32331

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Gear Installation Kit, Minimum Install, 27-spline, Standard Rotation, Rear, GM 7.5 in., GM 7.625 in., Kit

Part Number: YGA-12050

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Gear Installation Kit, Minimum Install, 27-spline, Standard Rotation, Rear, GM 8.2 in., BOP Axle, Kit

Part Number: YGA-12054

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Estimated Ship Date: Jan 5, 2026 if ordered today

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8.6" GM 99-08 PINION BRG & SEAL KIT, KOYO BRGS

Part Number: SPZ-60014

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Estimated Ship Date: Dec 19, 2025 if ordered today

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