BUICK Differential & Rear-End Components

DRIVE UNIT REPLACEMENT

Part Number: PWT-1940404DGW

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Estimated Ship Date: Mar 23, 2026 if ordered today

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COUPLER

Part Number: PWT-1921504CAK

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Estimated Ship Date: Mar 23, 2026 if ordered today

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

Part Number: MGR-R10RET

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 20, 2026 if ordered today

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Differential Bearing Kit, Differential Bearing Kit - Koyo

Part Number: MGR-R10RLEMK

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Estimated Ship Date: Feb 20, 2026 if ordered today

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

Part Number: MGR-RG8RMKT

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Estimated Ship Date: Feb 20, 2026 if ordered today

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

Part Number: MGR-RG8RT

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Axle Shaft

Part Number: RMG-92-25142

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Axle Shaft, OEM Replacement, 28-Spline, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, 7.5 in., Rear, Each

Part Number: RMG-92-25150

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Differential Carrier Gear Kit

Part Number: RMG-XL-4048

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Differential Carrier Gear Kit

Part Number: RMG-XL-4050

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Differential Carrier

Part Number: RMG-XL-5036

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Differential Carrier

Part Number: RMG-XL-5050

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Differential Carrier Gear Kit

Part Number: RMG-XL-4056

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Axle, Direct Fit, Rear, 1541 Carbon Steel, 28-Spline, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: MGR-1255801

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Axle Shaft Only, Buick Rainier 2007-04, Chevrolet Trailblazer 2009-02, GMC Envoy 2009-02, Oldsmobile Bravada 2004-02

Part Number: RNB-630-604A

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Axle Shaft, C-clip Type, 28-spline Inner, 1541 Carbon Steel, Rear, GM 7.5 in., Buick, Chevy, Pontiac, Kit

Part Number: RNB-630-114

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Axle Shaft, Rear, Direct Replacement, GM 8.5/8.6 in., Buick, Chevy, Each

Part Number: RNB-630-117

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Feb 20, 2026 if ordered today

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Axle Shaft, Rear, 28-spline Inner, 5 x 4.75 in. Wheel Stud Pattern, 30.438 in. Length, Buick, Chevy, GMC, Each

Part Number: RNB-630-142

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 20, 2026 if ordered today

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Yukon Bearing install kit for GM 8.75" differential

Part Number: YGA-11072

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Estimated Ship Date: Mar 3, 2026 if ordered today

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Yukon Bearing install kit for GM 8.875" differential

Part Number: YGA-11073

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Estimated Ship Date: Mar 3, 2026 if ordered today

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Mini Spool, MINI SPOOL GM 12 BOLT CAR

Part Number: RMG-XL-5145

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Axle 8.2" & 8.5" GM REAR, '73-'88 PASSENGER CARS, 30-1/2", 28spl, 2.780" PILOT, 1563 BRG, 1 SIDE

Part Number: SPZ-11952

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Estimated Ship Date: Feb 16, 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: Feb 16, 2026 if ordered today

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Ring and Pinion, Installation Kit, GM, 7.5 in., 7.6 in., Kit

Part Number: SPZ-58015

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Axle 8.5" GM REAR91-96 PASS30-3/8", 30spl, 5 x 5 BP, METRIC 12mm STUDS, 1563 BRG, 1 SIDE

Part Number: SPZ-11933

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Estimated Ship Date: Feb 16, 2026 if ordered today

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