BUICK Differential & Rear-End Components

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

Part Number: RMG-78-1028-1

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

Mini Spool, Steel, 28-Spline, GM, 8.2 in., 10-Bolt, Each

Part Number: MGR-MS10C-28

2.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

8.5" GM PINION KIT, KOYO BRGS

Part Number: SPZ-60012

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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

Part Number: MGR-R10RTPK

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Ring Gear Spacer, GM 7.5 in. Ring Gear, Hardware Included, Each

Part Number: MGR-075050

4.06 out of 5 stars ( 17 )

Estimated Ship Date: Apr 8, 2026 if ordered today

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Spacer, Replacement, Active Spacer, Each

Part Number: PWT-624004SDG2

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Ring and Pinion Installation Kit, GM, 12-Bolt Passenger Car, 8.875 in. Open, Kit

Part Number: MGR-GM12IKC

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Axle Shaft Only, Buick 1979-73, Cadillac 1976, Chevrolet 1979-65, Oldsmobile 1979-73, Pontiac 1979-71

Part Number: RNB-630-140A

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Differential Main Cap Studs, GM, Kit

Part Number: YGA-32271

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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SOLID SPACER & SHIM KIT GM12 BOLT CAR

Part Number: MGR-4101

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Pinion Bearing Kit, PBK GM 8.875" CAR

Part Number: MGR-R12CRPK

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Cross Shaft, Differential, Steel, GM 12 Bolt, with Mini-Spool, Each

Part Number: YGA-32236

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 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

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 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: Apr 20, 2026 if ordered today

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

Part Number: YGA-32238

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Ring and Pinion Bearing Kit

Part Number: MGR-GM85PIK

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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COUPLER

Part Number: PWT-1932504CCN

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: YGA-32331

Not Yet Reviewed

Estimated Ship Date: Today

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: Apr 14, 2026 if ordered today

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Axle Shaft Only, Buick 1985-80, Cadillac 1988-82, Chevrolet 1985-83, Oldsmobile 1984-80, Pontiac 1980

Part Number: RNB-630-114A

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

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

Part Number: YGA-33429

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Axle Shaft Only, Buick 1986-77, Chevrolet 1990-77, Oldsmobile 1986-77, Pontiac 1986-83, 1981-77

Part Number: RNB-630-113A

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Axle Shafts, Direct Fit, New CV Axle Assembly, Steel, Each

Part Number: GNA-NCV10172

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Axle Shafts, Direct Fit, New CV Axle Assembly, Steel, Each

Part Number: GNA-NCV10564

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Estimated Ship Date: Apr 2, 2026 if ordered today

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Axle Shafts, Direct Fit, New CV Axle Assembly, Steel, Each

Part Number: GNA-NCV10028

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Estimated Ship Date: Apr 2, 2026 if ordered today

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