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Transmission & Drivetrain

Performance & Replacement Transmission & Drivetrain Parts

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Performance & Replacement Transmission & Drivetrain Parts

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic...

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.

Individual Parts

Results 1 - 25 of 44

Clutch Kit, 11.000 in. Diameter, Heavy Duty, Full Face Disc, Pro-Mass Flywheel, Jeep, Kit

Part Number: ACL-JP6-HDSS

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Clutch Kit, 11.000 in. Diameter, Heavy Duty, 6-Paddle Disc, Jeep, JK, Kit

Part Number: ACL-JP4-HDG6

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Clutch Kit, 11.000 in. Diameter, Heavy Duty, 6-Paddle Disc, Pro-Mass Flywheel, Jeep, Kit

Part Number: ACL-JP6-HDG6

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Clutch Kit, 11.000 in. Diameter, Heavy Duty, 6-Paddle Disc, Street-Mass Flywheel, Jeep, Kit

Part Number: ACL-JP5-HDG6

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Clutch Kit, 10.472 in. Diameter, Heavy Duty, 6-Pad, Race, Jeep, L6, V6, V8, Kit

Part Number: ACL-JP1-HDG6

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Clutch Kit, Heavy-Duty, Performance, Single Disc, 1.125 in. - 10-spline, 10.500 in. Ceramic Disc Diameter, Pressure Plate, Jeep, 3.8L, Kit

Part Number: ACL-JP2-HDG6

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Clutch Kit, 5/6-Speed Conversion, Organic, 1 .125 in.-26-Spline, 11 in. Diameter Disc, Buick, Checker, Chevy, GMC, Pontiac, Oldsmobile, Kit

Part Number: HAY-83-1102

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Clutch Kit, Street 650 Clutch Conversion Kits, Organic, Diaphragm, 1.125 in. Diameter Shaft, 26-Spline, 11 in. Diameter Disc, Dodge, Plymouth, Kit

Part Number: HAY-92-1102

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Clutch Kit, Street 650 Clutch Conversion, Performance, Single Disc, 1.125 in. - 10-spline, 11.000 in. Sintered Metallic Disc Diameter, Chevy, Jeep

Part Number: HAY-92-1004

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Wheel Bearing, Front Outer, Each

Part Number: TMK-SET2

5.0 out of 5 stars ( 26 )

Estimated Ship Date: Today

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Seal, Automatic Transmission Shift Shaft, Steel/Rubber, GM, Each

Part Number: NTL-8792S

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Wheel Bearing, GM Genuine Part, 0.750 in. Bore Diameter, Steel, 1.781 in. O.D., AMC, Buick, Chevrolet, Chrysler, Ford, GMC, Mercedes-Benz, Olds, Each

Part Number: ADO-A2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Wheel Bearing, Tapered, Outer, Each

Part Number: NTL-A2

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Wheel Bearings, GM Genuine Parts, 1.250 in. Bore Diameter, Steel, 2.328 in. O.D., 0.625 in. Width, BMW, Buick, Chevy, Chrysler, Dodge, Ford, GMC, Each

Part Number: ADO-A6

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Wheel Bearing, Tapered, Each

Part Number: NTL-A6

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Wheel Bearing, Front, Each

Part Number: TMK-SET6

4.85 out of 5 stars ( 41 )

Estimated Ship Date: Today

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Tapered roller bearing set (bearing and race)

Part Number: SKF-BR2

Not Yet Reviewed

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Tapered Roller Bearing, 0.75 in. I.D., 1.781 in. O.D., Each

Part Number: FWB-103117

Not Yet Reviewed

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Seal Various Makes 50-87

Part Number: FWB-SS2791

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

Clutch Kits, Street 450 Clutch Conversion Kits, 1.125 in. - 10-spline, Single Organic Disc, 10.500 in. Diameter, Buick, Chevy, Olds, Pontiac, Kit

Part Number: HAY-91-1002

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Universal Joint, Mechanics 2 Style, Greasable, Steel, Each

Part Number: MOG-507

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Universal Joint

Part Number: SKF-UJ534G

Not Yet Reviewed

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Clutch Kit, 450 Street, 11 in. Disc, 26 Spline, 1.125 in. Input Diameter, Diaphragm, GM, Kit

Part Number: HAY-91-1102

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Wheel Bearings, Tapered Roller, Steel, 1.313 in. Inside Diameter, 2.687 in. Outside Diameter, Each

Part Number: FWB-DB0669

Not Yet Reviewed

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Tapered Roller Bearing, 1.375 in. I.D., 2.563 in. O.D., Each

Part Number: FWB-103120

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today