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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 115

Clutch Assembly, ST-246 Twin Disc, 9.7 in. Dia., Sprung Organic, w/Billet Flywheel, LS 6-bolt, 850 lbs.-ft. Capacity, Tremec T56 , TKO, Chevy, Kit

Part Number: TIL-55-1004

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Shifters, Manual Transmission, Billet Short-Shifters, BMW, Each

Part Number: DNN-D550-1004

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Shift Arm, Steel, Zinc, Ford, 4R70W, AODE, Each

Part Number: LOK-ATA-1004

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Universal Joint

Part Number: GMB-251-1004

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

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 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Wheel Bearing and Seal, Front, for use on Honda®, Kit

Part Number: ALB-25-1004

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

HUB KIT

Part Number: ALB-58-1004

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Flywheel, Ductile Iron, Jeep, 4.0L, Each

Part Number: PFT-50-1004

Not Yet Reviewed

Estimated Ship Date: Jul 10, 2026 if ordered today

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Estimated Ship Date: Jul 10, 2026 if ordered today

Shaft Bearing Kit, Polaris, Kit

Part Number: ALB-14-1004

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

U-JOINT, RR KVF360 '03-06

Part Number: ALB-19-1004

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Axle Shaft, Rear Passenger Side, C-clip, 32-spline, Nickel/Chromoly, 33.960 in. Length, Dana 44 Jeep Wrangler JL, Dana M220 Jeep Wrangler JL, Each

Part Number: SDH-10043169

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Axle Shaft, Rear Driver Side, C-clip, 32-spline, Nickel/Chromoly, 32.220 in. Length, Dana 44 Jeep, Each

Part Number: SDH-10043168

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Axle Shaft, Rear, Semi-Floating, 32-spline, Nickel/Chromoly, 32.300 in. Length, Dana 44 Jeep Wrangler JL, Dana M220 Jeep Wrangler JL, Each

Part Number: SDH-10043059

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Differential Cover, Differential Cover Kit, 12-bolt, Nodular Iron, Gray, for Use On Dana 44 AdvanTEK Front Differentials, Jeep, Kit

Part Number: SDH-10044799

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Bearing Kit, Master Differential Rebuild Kit, Jeep, Wrangler JL, Dana 35 AdvanTEK, Rear, Kit

Part Number: SDH-10040452

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Bolt-in axle bearing and seal set, Set9, Timken Brand, for Model 35 & 8.2" Buick, Oldsmobile, Each

Part Number: YGA-10043

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Bearing Kit, Standard Differential Rebuild Kit, Jeep, Wrangler JL, Dana 44 AdvanTEK, Rear, Kit

Part Number: SDH-10040477

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Differential Cover, AdvanTEK , JL/Dana 44 Style, Rear-End, Nodular Iron, Gray, with Filler Plug and 12 Bolts, 1/2 in.-14, Jeep, 2.0L, 3.0L, 3.6L, Kit

Part Number: SDH-10040651

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Bearing Kit, Master Differential Rebuild Kit, Jeep, Wrangler JL, Dana 44 AdvanTEK, Rear, Kit

Part Number: SDH-10040478

Not Yet Reviewed

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Bearing Kit, Master Differential Rebuild Kit, Jeep, Wrangler JL, Dana 44 AdvanTEK, Front, Kit

Part Number: SDH-10040469

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Axle Bearings, Dana 44 & Dana 20, Kit

Part Number: YGA-10042

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Bearing Kit, Master Differential Rebuild Kit, Jeep, Wrangler JL, Dana 30, Front, Kit

Part Number: SDH-10040313

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Pilot Bearing, Steel, Roller Type, Ford, Lexus, Saab, Subaru, Toyota, Each

Part Number: ACL-PB1004

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Master Overhaul Differential Bearing Kit; Dana 80

Part Number: SDH-10043643

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Clutch Kit, Stage 4, Ceramic, 15/16 in. Diameter Shaft, 22-Spline, 8.500 in. Diameter Disc, Throw-out Bearing, Alignment Tool, Mazda, Kit

Part Number: CCX-10045-1620

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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