Summit Racing SpeedCard - learn how to get 10% back up to $100

Summit Racing SpeedCard - learn how to get 10% back up to $100

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Transmission & Drivetrain

Performance & Replacement Transmission & Drivetrain Parts

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 2000 +

Torque Converter, Pro LS, 11 in. Diameter, Chevy LS, 4L80E, 2.650 in. Hub Height, 3,000-3,200 Stall, Each

Part Number: SUM-700342

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Shifters, Automatic, Magnum Grip Pro Stick, Pistol Grip Knob, 7.00 in. Shifter Stick Length, Dual Button Grip, Chevrolet, Chrysler, Dodge, Ford, Each

Part Number: BMM-81104

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Automatic Transmission Shift Kits, Reprogramming Kit, Performance/Tow/Haul, GM, 6L45, 6L50, 6L80, 6L90, Kit

Part Number: TRG-6L80-TOW-PRO

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Shift Kit, Performance, Gaskets, Pro-Race, Heavy Duty, Super Show Off, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, TH400, Kit

Part Number: TRG-400-PRO

4.95 out of 5 stars ( 21 )

Estimated Ship Date: Today

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Performance Shift Kit, 4L60E, 4L65E, 4L70E, Kit

Part Number: TRG-4L60E-PRO

5.0 out of 5 stars ( 4 )

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Control Cable, Marine Pro-X, 33C, Black Polyethylene Jacket, Threaded/Threaded Ends, 10-32 End Size, 12.00 ft. Length, Each

Part Number: EDM-PRO-33C12

Not Yet Reviewed

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Control Cable, Marine Pro-X, 43BC, Black Polyethylene Jacket, Threaded/Threaded Ends, 1/4-28 in. End Size, 12.00 ft. Length, Each

Part Number: EDM-PRO-43BC12

Not Yet Reviewed

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Automatic Transmission Shift Kit, Reprogramming, 46RE, 47RE, 48RE, Kit

Part Number: TRG-TFRE-PRO

Not Yet Reviewed

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Quick Change Gears, Professional, 6-Spline, E 9310 Steel, Set 612, 21/32 Teeth, Set

Part Number: SGB-612-PRO

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Quick Change Gears, Professional, 6-Spline, E 9310 Steel, Set 614, 21/33 Teeth, Set

Part Number: SGB-614-PRO

Not Yet Reviewed

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Quick Change Gears, Professional, 10-Spline, E 9310 Steel, Set 1, 28/28 Teeth, Set

Part Number: SGB-1-PRO

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Quick Change Gears, Professional, 6-Spline, E 9310 Steel, Set 611, 16/24 Teeth, Set

Part Number: SGB-611-PRO

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Quick Change Gears, Professional, 6-Spline, E 9310 Steel, Set 62A, 19/20 Teeth, Set

Part Number: SGB-62A-PRO

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Quick Change Gears, Professional, 10-Spline, E 9310 Steel, Set 6, 23/25 Teeth, Set

Part Number: SGB-6-PRO

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Quick Change Gears, Professional, 6-Spline, E 9310 Steel, Set 610, 22/32 Teeth, Set

Part Number: SGB-610-PRO

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Quick Change Gears, Professional, 10-Spline, E 9310 Steel, Set 25, 20/22 Teeth, Set

Part Number: SGB-25-PRO

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Quick Change Gears, Professional, 6-Spline, E 9310 Steel, Set 69, 16/23 Teeth, Set

Part Number: SGB-69-PRO

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Quick Change Gears, Professional, 10-Spline, E 9310 Steel, Set 43, 16/25 Teeth, Set

Part Number: SGB-43-PRO

Not Yet Reviewed

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Quick Change Gears, Professional, 10-Spline, E 9310 Steel, Set 24, 20/29 Teeth, Set

Part Number: SGB-24-PRO

Not Yet Reviewed

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Quick Change Gears, Professional, 10-Spline, E 9310 Steel, Set 12, 26/29 Teeth, Set

Part Number: SGB-12-PRO

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Quick Change Gears, Professional, 10-Spline, E 9310 Steel, Set 14K, 20/28 Teeth, Set

Part Number: SGB-14K-PRO

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Quick Change Gears, Professional, 6-Spline, E 9310 Steel, Set 625, 18/24 Teeth, Set

Part Number: SGB-625-PRO

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Quick Change Gears, Professional, 6-Spline, E9310 Steel, Set 66, 21/27 Teeth, Set

Part Number: SGB-66-PRO

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Quick Change Gears, Professional, 10-Spline, E 9310 Steel, Set 7, 23/26 Teeth, Set

Part Number: SGB-7-PRO

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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