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

National Bearing Pinion Bearings M88048

Bearing, Pinion, 1.312 in. Inside Diameter, Each

Part Number: NTL-M88048

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Richmond Gear Full Spools 81-1030-1

Spool, Full Size, Steel, 30-Spline, 10-Bolt, GM 8.5 in., Each

Part Number: RMG-81-1030-1

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

Yukon Gear & Axle Differential Crush Sleeves YSPCS-014

Crush Sleeve, Steel, 0.620 in. Tall, Each

Part Number: YGA-33097

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Powertrax Differential Spring Rebuild Kits 8001001KAV

Replcement Springs, Powertrax No-Slip, Kit

Part Number: PWT-8001001KAV

4.93 out of 5 stars ( 15 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Dorman Ring and Pinion Sets 697-810 GM 8.5 in. 3.23 Gears

Gear, Ring and Pinion, 3.23:1 Ratio, GM 8.5 in., Set

Part Number: RNB-697-810

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Yukon Gear & Axle Differential Crush Sleeves YSPCS-020

Crush Sleeve, Steel, GM 8.2 in., GM 8.2 in., BOP Axle, Each

Part Number: YGA-33103

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Richmond Gear Pinion Bearing Spacer and Shim Kits 04-0012-S

Pinion Spacer and Shims, Steel, GM, 8.875 in., Passenger Car, Kit

Part Number: RMG-040012S

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

SVL Drivetrain Spider Gear Kits 10020477

Differential Carrier Rebuild Kits and Spider Gears, GM 8.5 in., Side Gears, Rear, Open, 28-spline, 10-bolt, GM 8.5 in., Kit

Part Number: SVL-10020477

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gears YGK2331

Ring and Pinion Gears and Installation Kit, 8.5" GM 3.73 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12622

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gears YGK2335

Ring and Pinion Gears and Installation Kit, 8.5" GM 3.08 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12626

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

Richmond Gear Ring and Pinion Sets 49-0005-1 GM 7.5/7.625 in. 3.42 Gears

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-4900051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Motive Gear Differential Pinion Shaft Lock Bolts 14056196

Differential Cross Shaft Bolt, Hex Head, GM 7.5, GM 7.625, 10-Bolt, Each

Part Number: MGR-14056196

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Motive Gear Performance Ring and Pinion Sets G885273 GM 8.5/8.6 in. 2.73 Gears

Gear, Ring and Pinion, 2.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885273

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Richmond Gear EXCel Ring and Pinion Sets GM75308 GM 7.5/7.625 in. 3.08 Gears

Ring and Pinion Kit

Part Number: RMG-GM75308

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

RESTOPARTS® Supplied Differential Drain Plugs CH28892

Differential Drain Plug, Rear Axle Position, Internal Square Drive Head, Steel, 1/2 in. NPT Threads, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: OPG-CH28892

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Yukon Gear & Axle 10 Bolt GM 7.5/7.625 Inch Differential Cover YP C1-GM7.5

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

Part Number: YGA-32014

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Motive Gear Ring and Pinion Sets GM7.5-410 GM 7.5/7.625 in. 4.10 Gears

Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in., Set

Part Number: MGR-GM75-410

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Dorman Pinion Shaft Fasteners 81048

Differential Shaft Lock Bolt, Steel, Cadillac, Chevy, GMC, Ford, Mercury, Each

Part Number: RNB-81048

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-273 GM 8.5/8.6 in. 2.73 Gears

Ring and Pinion Gear, 2.73:1 Ratio, GM 8.5/8.6, 10 Bolt Cover, 30 Spline, 10 Ring Gear Bolts, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Set

Part Number: YGA-24490

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

Motive Gear Ring and Pinion Sets GM7.5-308 GM 7.5 in. 3.08 Gears

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 7.5 in., Set

Part Number: MGR-GM75-308

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

Richmond Gear EXCel Mini Spools XL-5135

Mini Spool, MINI SPOOL GM 10 BOLT 8.2"

Part Number: RMG-XL-5135

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GMBOP-355 GM 8.2 in. BOP axle 3.55 Gears

Gear, Ring and Pinion, 3.55:1 Ratio, 27 Spline, 8.2 in. BOP Axle, Set

Part Number: YGA-24504

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

Yukon Gear & Axle Bearing Kits BK GM8.5-HD

Ring and Pinion Gear Installation Kit, Bearing Overhaul, 30 Spline, Large Journal, GM 8.5 in., Kit

Part Number: YGA-11069

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GM7.5-342 GM 7.5/7.6 in. 3.42 Gears

Gear, Ring and Pinion, 3.42:1 Ratio, 1.438 in. Pinion, 27 Spline, 7.500 in. Ring Gear, GM 7.5/7.6 in., Set

Part Number: YGA-24145

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Currie 9 in. Crate Rear End Assemblies CR-GA135TWAB

Crate Axle, 64-66 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 3.50 Ratio, Helical Limited Slip, Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GA135TWAB

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today