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 2000 +

Summit Racing™ TH350 Automatic Transmission SUM-700310-X

Automatic Transmission, Forward Shift Pattern, Automatic Valve Body, Chevy, 600 HP, TH350, Each

Part Number: SUM-700310-X

2.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

Summit Racing™ 2,800-3,200 Stall Torque Converter SUM-G2698

Torque Converter, 30-spline Input, 10 in. Diameter, 2,800-3,200 Stall, TH350, TH400, Each

Part Number: SUM-G2698

4.27 out of 5 stars ( 83 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

TCI Super StreetFighter Transmissions 211095

TCI Super StreetFighter Transmissions 211095

Automatic Transmission, Remanufactured, Super StreetFighter, 30-spline Input, 2.48 First Gear Ratio, Chevy, TH400, Each

Part Number: TCI-211095

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

Summit Racing™ 700R4 Automatic Transmission SUM-700700X

Automatic Transmission, Forward Shift Pattern, Automatic Valve Body, Chevy, 700R4, RWD, Each

Part Number: SUM-700700X

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

Summit Racing™ 2,200-2,800 Stall Torque Converter SUM-G2703

Torque Converter, 10 in. Diameter, TH350/TH400, 2,200-2,800 Stall, Each

Part Number: SUM-G2703

4.38 out of 5 stars ( 32 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

FTI Performance TH400 Level 4 Transmissions TH400-4S

Automatic Transmission, TH400 Level 4, Remanufactured, 3 Gears, Deep Pan, Reverse Shift Pattern, SFI 4.1/30.1, Chevrolet, THM400, Each

Part Number: FTI-TH400-4S

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

TCI StreetFighter Transmissions 371004

Automatic Transmission, Remanufactured, Forward Shift Pattern, Automatic/Manual Valve Body, Chevy, 700R4, Each

Part Number: TCI-371004

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

B&M Tork Master 2,300-2,500 Stall Torque Converter 20404

Torque Converter, Tork Master, 2,300-2,500 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20404

4.42 out of 5 stars ( 38 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

Summit Racing™ 1,700-2,100 Stall Torque Converter SUM-G2699

Torque Converter, 12 in. Diameter, Chevrolet, TH350/TH400, 1,700-2,100 Stall, Each

Part Number: SUM-G2699

4.12 out of 5 stars ( 116 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

FTI Performance 700R4 Level 2 Transmission Packages FTK7R4-2H

Automatic Transmission, 700R4 Level 2 Transmission Package, Remanufactured, 4 Gears, Torque Converter, Chevrolet, THM700-R4/4L60/MD8, Kit

Part Number: FTI-FTK7R4-2H

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

B&M QuickSilver Shifters 81683

Automatic Shifter, Quicksilver, Black Chrome, Chevy, Mopar, Ford, Lincoln, Mercury, Each

Part Number: BMM-81683

4.24 out of 5 stars ( 17 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

B&M Magnum Grip Pro Stick Shifters 81104

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: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

TCI StreetFighter Automatic Transmission Packages 371000P1

Automatic Transmission Package, 700R4 Transmission/2,400 rpm Flash Stall Converter/Cooler/Fluid, Chevy

Part Number: TCI-371000P1

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

B&M Megashifters 80690

Automatic Shifter, Megashifter, Chevy, Mopar, Ford, Lincoln, Mercury, Each

Part Number: BMM-80690

4.57 out of 5 stars ( 63 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

B&M StarShifters 80675

Automatic Shifter, StarShifter, Chevy, Ford, Lincoln, Mercury, Mopar, Each

Part Number: BMM-80675

4.63 out of 5 stars ( 154 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

B&M Tork Master 1,900-2,100 Stall Torque Converter 20400

Torque Converter, Tork Master, 1,900-2,100 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20400

4.32 out of 5 stars ( 77 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

B&M Tork Master 2,300-2,500 Stall Torque Converter 70418

Torque Converter, Tork Master, 2,300-2,500 rpm Stall Range, Chevy, 4L60/4L60E/700R4, Each

Part Number: BMM-70418

4.86 out of 5 stars ( 22 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

B&M Converter Lockup Controls 70244

Torque Converter Lockup Controller, 700R4/TH350C/4L60/200-4R, Kit

Part Number: BMM-70244

4.56 out of 5 stars ( 36 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

Summit Racing™ TH350, TH400, 700R4 Flexplate Dust Cover SUM-G3883B

Flexplate Dust Cover, Steel, Black Powdercoated, Chevy, TH350, TH400, 700R4, Each

Part Number: SUM-G3883B

3.6 out of 5 stars ( 237 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

Summit Racing™ Cummins to GM Bellhousing Adapters SUM-770380

Bellhousing Adapter, Conversion, Cummins to GM, Billet Aluminum, 141-tooth Flexplate, Kit

Part Number: SUM-770380

3.87 out of 5 stars ( 15 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

Summit Racing™ 2,600 Stall Torque Converter SUM-G2704-13

Torque Converter, 30-Spline, Chevy, 700R4, 4L60, 4L60E, Lockup, 2,600 Stall, Each

Part Number: SUM-G2704-13

4.23 out of 5 stars ( 13 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

Summit Racing™ 2,000 Stall Torque Converter SUM-G2704-12

Torque Converter, 30-Spline, Chevy, 700R4, 4L60, 4L60E, Lockup, 2,000 Stall, Each

Part Number: SUM-G2704-12

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

FTI Performance 700R4 Level 3 Transmission Packages FTK7R4-3H1

Automatic Transmission, 700R4 Level 3 Transmission Package, Remanufactured, 4 Gears, Torque Converter, Chevrolet, THM700-R4/4L60/MD8, Kit

Part Number: FTI-FTK7R4-3H1

2.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

TCI Street Rodder Transmission Packages 371038P1

Street Rodder Package, 700R4 Transmission/1,700 rpm Flash Stall Converter, Cooler, Fluid, Chevy, Kit

Part Number: TCI-371038P1

1.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

B&M Unimatic Shifters 80775

Automatic Shifter, Unimatic, Chevy, Mopar, Ford, Lincoln, Mercury, Each

Part Number: BMM-80775

4.3 out of 5 stars ( 73 )

Estimated Ship Date: Monday 11/10/2025

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Estimated Ship Date: Monday 11/10/2025

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