BUICK Differential & Rear-End Components Transmission & Drivetrain - Free Shipping on Orders Over $109 at Summit Racing

USA Standard Gear 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: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Richmond Gear EXCel Ring and Pinion Gear Installation Kits XL-1044-1

Ring and Pinion Kit

Part Number: RMG-XL-1044-1

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

Motive Gear Basic Ring and Pinion Gear Installation Kits R8.5PRT

Ring and Pinion Installation Kit, Basic, GM 8.2 in. BOP Axle, Rear, Kit

Part Number: MGR-R8-5PRT

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GM7.5-273 GM 7.5/7.625 in. 2.73 Gears

Ring and Pinion Gears, 2.73:1 Ratio, 27-spline, Standard Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: YGA-24475

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YC G26033477

Yukon standard open carrier case, GM 7.625", 3.23 & up

Part Number: YGA-20089

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM12P-373-4 GM 8.875 in. (12-bolt) passenger car 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in., Buick, Chevy, Pontiac, Rear, Set

Part Number: SPZ-36168

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Motive Gear Performance Ring and Pinion Sets G882411 GM 8.2 in. 4.11 Gears

Gear, Ring and Pinion, 4.11:1 Ratio, GM, 8.2 in., Set

Part Number: MGR-G882411

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Yukon Gear & Axle Super Carrier Shims YPKGM7.5-PC-SHI

7.5" & 7.625" GM EATON POSI SHIM KIT

Part Number: YGA-16047

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

Richmond Gear EXCel Ring and Pinion Sets 12BC342 GM 8.875 in. (12-bolt) passenger car 3.42 Gears

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: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.5-390 GM 8.5/8.6 in. 3.90 Gears

Ring and Pinion Gear, 3.90:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36215

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM12P-355 GM 8.875 in. (12-bolt) passenger car 3.55 Gears

USA Standard Ring & Pinion gear set for GM 12 bolt car in a 3.55 ratio

Part Number: SPZ-36166

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM7.2-411R GM 7.2 in. IFS 4.11 Gears

USA Standard Ring & Pinion gear set for GM IFS 7.2" in a 4.11 ratio

Part Number: SPZ-36447

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.5-308 GM 8.5/8.6 in. 3.08 Gears

Ring and Pinion Gear, 3.08:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36211

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Dorman Ring and Pinion Sets 697-303 GM 8.5/8.625 in. 4.10 Gears

Differential Ring And Pinion Set

Part Number: RNB-697-303

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM7.5-373 GM 7.5/7.625 in. 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36197

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Allstar Performance Ring and Pinion Gear Sets ALL70114 GM 7.5/7.625 in. 3.73 Gears

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/22/2025

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Moser Engineering Replacement C-Clip Axles A102601CT

Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 26-Spline, GM G-Body, 7.5 in., Pair

Part Number: MSR-A102601CT

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Motive Gear Differential Carrier Replacement Parts 3984818

WASHER PIN 8.5 GM 10 BOLT

Part Number: MGR-3984818

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 30, 2025 if ordered today

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Estimated Ship Date: Dec 30, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.5-488 GM 8.5/8.6 in. 4.88 Gears

Ring and Pinion Gear, 4.88:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36219

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM8.5-513 GM 8.5/8.6 in. 5.13 Gears

Ring and Pinion Gear, 5.13:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36220

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Cardone Remanufactured CV Drive Axles 60-1345

Axle Shafts, Remanufactured CV Drive Axles, Front, Buick, Chevrolet, GMC, Isuzu, Oldsmobile, Saab, Each

Part Number: AAZ-60-1345

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Motive Gear Ring Gear Spacers 075050

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: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Allstar Performance Ring Gear Spacers ALL70100

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/22/2025

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Motive Gear Performance Ring and Pinion Sets G875456 GM 7.5/7.625 in. 4.56 Gears

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set

Part Number: MGR-G875456

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

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Estimated Ship Date: Jan 9, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Allstar Performance Ring and Pinion Gear Sets ALL70118 GM 7.5/7.625 in. 4.56 Gears

3.25 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/22/2025

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Dorman Ring and Pinion Sets 697-301 GM 8.5/8.625 in. 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM 8.5/8.625 in., Set

Part Number: RNB-697-301

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

Dorman Ring and Pinion Sets 697-807 GM 8.2 in. 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM 8.2 in., Set

Part Number: RNB-697-807

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM7.5-308 GM 7.5/7.6 in. 3.08 Gears

Ring and Pinion Gears, GM 7.5/7.6 in., 3.08:1 Ratio, 27-spline, Standard Rotation, GM 7.5/7.6 in., Buick, Chevy, GMC, Hummer, Isuzu, Pontiac, Set

Part Number: SPZ-36193

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today