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

Summit Racing™ Positraction 33 Spline Differential Carriers GM 9.5 Inch SUM-730988

Differential Carrier, Positraction, Clutch-type, 33-spline, Chevy, GMC, Hummer, Each

Part Number: SUM-730988

Not Yet Reviewed

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SVL Drivetrain Axle Shafts 2022609

Axles, Direct Fit, Rear Left/Right, 30-Spline, 31.500 in. Length, GM 8.5 in., Each

Part Number: SVL-2022609

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

Cardone New CV Drive Axles 66-1556HD

Axle Shafts, New CV Drive Axles, 22.88 in. Length, Front, Chevrolet, GMC, Each

Part Number: AAZ-661556HD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Yukon Gear & Axle 30 Spline Differential Carrier Cases Dana 44 YC D706025-X

Differential Carrier, Open Differential Style, 30-spline, Steel, Dana 44, Each

Part Number: YGA-20116

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Spicer Drivetrain Products Trac-Lok 30 Spline Differential Dana 60/61 707097X

Differential Carriers, Loaded Trac-Lok, Dana 60/61, Clutch-type, 30-spline, Full Float, 10 Bolt, Rear, Chevy, Dodge, Ford, GMC, Jeep, Truck/Van, Each

Part Number: SDH-707097X

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Currie 9 in. Crate Rear End Assemblies CR-GG137TNBB

78-88 GM G-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.70 Ratio, Helical Worm Gear Differential, Brakes Not Included

Part Number: CUR-CR-GG137TNBB

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Currie 9 in. Crate Rear End Assemblies CR-GA235TNBB

68-72 GM A-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.50 Ratio, Helical Worm Gear Differential, Brakes Not Included

Part Number: CUR-CR-GA235TNBB

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Dorman Axle Shafts 630-106

Axle, Rear, 30-Spline, 31.813 in. Length, Chevy, GMC, 8.50 in. Axle, Each

Part Number: RNB-630-106

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Motive Gear Differential Bearing Kits R8.2RIFSL

Ring and Pinion Installation Kit, GM, 8.25 in. IFS, Kit

Part Number: MGR-R82RIFSL

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

Yukon Gear & Axle Ring and Pinion Sets YG GM12T-342 GM 8.875 in. (12-bolt) truck 3.42 Gears

Ring and Pinion Gears, 3.42:1 Ratio, 8.875 in. Ring Gear, GM 8.875 in. Truck, Set

Part Number: YGA-24460

1.0 out of 5 stars ( 1 )

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Yukon Gear & Axle Differential Carrier Replacement Parts YSPTW-044

Thrust Washer, Positraction Differential, GM 8.875 in. Passenger Car, Truck, Each

Part Number: YGA-33382

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Yukon Gear & Axle Differential Crush Sleeves YSPCS-025

Crush Sleeve, Steel, 0.825 in. Tall, GM 10.5 in. (14-bolt), Each

Part Number: YGA-33108

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Yukon Gear & Axle Pinion Kits PK GM8.6-A

Ring and Pinion Gear Installation Kit, Pinion Installation Kit, 30 Spline, GM 8.6 in., Kit

Part Number: YGA-13073

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Eaton Detroit Truetrac 28 Spline Differential GM 8.5 Inch 912A557

Differential, Eaton Detroit Truetrac, 28-Spline, GM, 8.5 in., Truck, Front, Each

Part Number: ETN-912A557

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

Yukon Gear & Axle Locking Hubs YHC70003

Locking Hub, Aluminum, 30-Spline, Dana 60, Chevy, Dodge, Ford, GMC, Pair

Part Number: YGA-29084

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

aFe Pro Series 14 Bolt GM 9.5 Inch Differential Cover 46-70372

Differential Covers, Pro Series, Aluminum, Black Powdercoated, 14-bolt, GM 9.5 in., Rear, Chevrolet, GMC, Each

Part Number: AFE-46-70372

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 1541H Alloy Axles YA G15522070

Axle Shaft, 33-Spline, 32.0 in. Length, Chevy, GMC, Rear, Each

Part Number: YGA-21260

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Yukon Gear & Axle Trac Loc Positraction Internals YPKGM8.5-P-28

Differential Internals, Yukon Dura Grip or Eaton Positraction Internals for 8.5" GM with 28 Spline Axles, Kit

Part Number: YGA-16052

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Chevrolet Performance Differential Crush Sleeves 12479162

pinion spacer

Part Number: NAL-12479162

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

USA Standard Gear Ring and Pinion Sets ZG GM7.5-342 GM 7.5/7.625 in. 3.42 Gears

Ring and Pinion Gears, 3.42:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set

Part Number: SPZ-36195

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Motive Gear Light-Duty Axle Shafts 14035368

Axle Shaft, OEM Replacement, Rear, C-clip, 1541H Alloy Steel, 26-spline Inner, 29.000 in. Length, Chevy, GMC, Each

Part Number: MGR-14035368

Not Yet Reviewed

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aFe Pro Series 14 Bolt GM 9.5 Inch Differential Cover 46-71140R

Differential Cover, Pro Series GM 9.5, 14-Bolt, Differential Cover Black w/ Machined Fins, Kit

Part Number: AFE-46-71140R

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

Richmond Gear Mini-Spools 78-1028-1

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

Part Number: RMG-78-1028-1

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Multi-Purpose Threaded Plugs 19256068

Plug Fitting, GM Genuine Parts Multi-Purpose Threaded Plug, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Pontiac, Saturn, Suzuki, Each

Part Number: ADO-19256068

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Spicer Drivetrain Products Axle Shafts 660182-5

Axle Shaft, Direct Fit, Front Right Inner, 17.670 in. Length, 35 Spline, Use 1480 Series U-Joints, Steel, Dana 60, Chevy, GMC, Each

Part Number: SDH-660182-5

Not Yet Reviewed

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