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

Yukon Gear & Axle Minimum Install Kits MK GM12P

Ring and Pinion Gear Installation Kit, Minimum Install, 30-spline, Standard Rotation, Rear, GM 8.875 in. (12-bolt) Passenger Car, Kit

Part Number: YGA-12043

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

National Bearing Differential Bearings LM501349

Differential Carrier Bearing, Steel, Each

Part Number: NTL-LM501349

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Motive Gear Basic Ring and Pinion Gear Installation Kits R10RTPK

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

Part Number: MGR-R10RTPK

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 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

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Yukon Gear & Axle Differential Clutch Sets YPKGM12-PC-18

Differential Clutch, Steel Pack, Dura-Grip, Eaton, 18-Plate, GM, 8.875 in., Set

Part Number: YGA-16110

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 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

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

Richmond Gear Cross Pins and Shafts CSPGM82

Cross Shaft Pin, Mini Spool, GM, 8.2 in., Rear-End, Each

Part Number: RMG-CSPGM82

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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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

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Richmond Gear EXCel Ring and Pinion Sets GM75410TK GM 7.5/7.625 in. 4.10 Gears

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: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 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

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 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

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 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

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

Richmond Gear EXCel Mini Spools XL-5131

Mini Spool, MINI SPOOL GM 7 1/2" 28 SPL

Part Number: RMG-XL-5131

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 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: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 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: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

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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: Today

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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: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 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

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

Yukon Gear & Axle Differential Carrier Rebuild Kits and Spider Gears YPKGM12-P-33

Yukon positraction internals for GM 12 bolt car and truck with 33 spline axles

Part Number: YGA-16040

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 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: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 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: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Allstar Performance Ring Gear Spacers ALL70100

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Motive Gear Ring Gear Bolts RGBT-003

Bolt, Ring Gear, 3/8-24, Right Hand Thread, Black Oxide, Each

Part Number: MGR-RGBT-003

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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: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 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: Nov 25, 2025 if ordered today

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Estimated Ship Date: Nov 25, 2025 if ordered today

Motive Gear Differential Pinion Bearing Kits R7.5GRLTPK

Pinion Bearing Kit, PBK GM 7.625 in. 1999-On, Kit

Part Number: MGR-R7-5GRLTPK

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Estimated Ship Date: Nov 21, 2025 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

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today