BUICK Differential & Rear-End Components

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

Part Number: RMG-81-1028-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential Inner Gear Kit; GM 7.5/7.6 - 26 Spline, Dura Grip Positraction

Part Number: SVL-10003707

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.875 in., 12-Bolt Car, Set

Part Number: RMG-12BC342

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gear Installation Kit, Minimum Overhaul, GM, 8.2 in., Kit

Part Number: YGA-13068

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Part Number: RMG-GM75342TK

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

USA Standard Master Overhaul kit for the '81 & older GM 7.5" differential

Part Number: SPZ-37048

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: RMG-GM75410TK

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

12P GM BEARING & SEAL KIT, KOYO BRGS

Part Number: SPZ-58044

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: YGA-13069

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential Carrier Cases, Extreme Heavy Duty, GM 8.5 in., 28/30 Spline, 2.73 and Up Ratio, Each

Part Number: YGA-20084

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Installation Kit, Basic, GM 8.875 in. 12-Bolt, Rear, Kit

Part Number: MGR-R12CRT

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Axle Shafts, Direct Fit, ACDelco GM Genuine Parts CV Drive Axles, 41.75 in. Length, Front Right, Buick, Chevy, Each

Part Number: ADO-84576601

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $20 Summit Bucks

Spider Gear Kit, Open, 26 Spline, Rear, GM 7.5 in., GM 7.6 in., Kit

Part Number: YGA-16048

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Installation Kit, Super Kit, GM, 8.5 in., Kit

Part Number: MGR-R10RSK

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion, Installation Kit, GM, 8.5 in., Kit

Part Number: SPZ-58011

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Differential Carrier Rebuild Kit, GM 8.5, 28 Spline, Rear, Open Carrier, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: SVL-10028814

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Yukon 1541H alloy right hand rear axle for GM 8.6"

Part Number: YGA-21568

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Axle Shaft, 26-Spline, 30.50 in. Length, Buick, Chevy, Oldsmobile, Pontiac, 7.5 in., Rear, Each

Part Number: RMG-92-25125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

SHAFT ASM-FRT WHL DRV HALF

Part Number: ADO-84429771

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $20 Summit Bucks

Axle, Rear, 26-Spline, 30.5 in. Length, GM, 7.50 in. Axle, Each

Part Number: RNB-630-113

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Axle Shaft, Rear, 30-spline Inner, 5 x 5.00 in. Wheel Stud Pattern, 31.813 in. Length, Buick, Chevy, Each

Part Number: RNB-630-118

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: RNB-697-100

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Axle Shafts, Direct Fit, ACDelco GM Genuine Parts Intermediate Axle Shaft, 18.75 in. Length, Front, Buick, Chevrolet, Each

Part Number: ADO-22910264

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $20 Summit Bucks

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

Part Number: MGR-RG8R

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MGR-1255801

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order