BUICK Differential & Rear-End Components Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

USA Standard Gear ZG Series Ring and Pinion Sets ZG GM7.5-411 GM 7.5/7.6 in. 4.11 Gears

Ring and Pinion Gears, 4.11:1 Ratio, 10-bolt, 27-spline, Standard Gear Rotation, GM, 7.5 in., Set

Part Number: SPZ-36199

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Allstar Performance 9 in. Non-Floater Offset Housing Kits for 1978-1987 REGAL, MONTE CARLO, 1980-1981 CUTLASS - ALL68757

Axle Housing, GM G-Body, Ford 9 in., Mild Steel, 60 in Length, Kit

Part Number: AAF-ALL68757

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Yukon Gear & Axle Differential Cross Shafts YSPXP-053

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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Estimated Ship Date: Apr 17, 2026 if ordered today

Yukon Gear & Axle Spider Gear Kits YPKGM7.5-S-26

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: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Dorman Ring and Pinion Sets 697-302 GM 7.5/7.625 in. 3.42 Gears

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

Part Number: RNB-697-302

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Dorman Axle Shafts 630-118

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: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Dorman Axle Shafts 630-113

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: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Dorman Axle Shafts, Direct Fit 630-113A

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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Estimated Ship Date: Apr 7, 2026 if ordered today

Dorman Axle Shafts 630-114

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

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Dana Spicer Drivetrain Products Spools and Mini Spools 10015379

Performance Mini Spool (GM 8.875 - 30 Spline)

Part Number: SDH-10015379

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Zumbrota Remanufactured Axle Assemblies RAA440-1371F

Axle Assembly, Remanufactured, Open, 4.10:1 Ratio, Each

Part Number: ZUD-RAA440-1371F

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

Call to Order

Yukon Gear & Axle Ring and Pinion Gears YGK2334

Ring and Pinion Gears and Installation Kit, 8.5" GM 4.56 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12625

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Richmond Gear Spool Bearings 29-0013-1

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: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

GSP New CV Axle Assemblies NCV10510

Axle Shafts, Direct Fit, 2008-12; Buick Enclave; FD

Part Number: GNA-NCV10510

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

GSP New CV Axle Assemblies NCV10238

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

Part Number: GNA-NCV10238

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

Alloy USA Differential Master Overhaul Kits 352021

Ring and Pinion Gear Installation Kit, 10-Bolt, 30 Pinion Spline Count, Gear Rotation Standard, Chevy, GMC, Buick, Pontiac, Oldsmobile, Cadillac, Kit

Part Number: ALY-352021

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Richmond Gear EXCel Ring and Pinion Sets GM75390TK GM 7.5/7.625 in. 3.90 Gears

Ring and Pinion Kit

Part Number: RMG-GM75390TK

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

GSP New CV Axle Assemblies NCV10228

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

Part Number: GNA-NCV10228

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Powertrax Replacement Couplers 5201133CIS

COUPLER ASSEMBLY

Part Number: PWT-5201133CIS

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Excel Ring Pinion and Axle Differential Cross Shafts XL-5630

Pinion Shaft, SHAFT,GM 10-BOLT,7.5,RDF,NOSLP

Part Number: RMG-XL-5630

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Richmond Gear EXCel Mini Spools XL-5130

Mini Spool, MINI SPOOL GM 7.5" 26 SPL

Part Number: RMG-XL-5130

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Richmond Gear Differential Carrier Rebuild Kits XL-4048

Differential Carrier Gear Kit

Part Number: RMG-XL-4048

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

USA Standard Gear Bearing Kits ZBKGM7.5-B

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

Part Number: SPZ-58015

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Powertrax Replacement Couplers 1921504CAK

COUPLER

Part Number: PWT-1921504CAK

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

USA Standard Gear Bearing Kits ZPKGM8.6-A

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

Part Number: SPZ-60014

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today