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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.

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Results 1 - 25 of 59

ATI Super Damper Standard Harmonic Balancers 917163

Harmonic Balancer, Super Damper, Steel, Black, Junior Dragster with 3 HP Coil, Each

Part Number: ATI-917163

Not Yet Reviewed

Estimated Ship Date: Nov 30, 2026 if ordered today

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Estimated Ship Date: Nov 30, 2026 if ordered today

ATI Super Damper Standard Harmonic Balancers 917165

Harmonic Balancer, Super Damper, Steel, Black, Junior Dragster with 5 HP Coil, Each

Part Number: ATI-917165

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2026 if ordered today

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Estimated Ship Date: Nov 24, 2026 if ordered today

ATI SFI 168-Tooth Flexplate ATI915541