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 103

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

4.44 out of 5 stars ( 39 )

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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

4.34 out of 5 stars ( 79 )

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B&M Holeshot 1,800-2,200 Stall Torque Converter 20416

Torque Converter, Holeshot, 1,800-2,200 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20416

4.42 out of 5 stars ( 19 )

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B&M Holeshot 2,900-3,200 Stall Torque Converter 20483

Torque Converter, Holeshot, 2,900-3,200 rpm Stall Range, GM, THM350/THM400, Each

Part Number: BMM-20483

5.0 out of 5 stars ( 4 )

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Lokar Hi-Tech Kickdown Kits KD-2400HT

Lokar Hi-Tech Kickdown Kits KD-2400HT

Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, GM, TH400, Kit

Part Number: LOK-KD2400HT

4.65 out of 5 stars ( 20 )

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B&M Tork Master 2,800-3,200 Stall Torque Converter 20402

Torque Converter, Tork Master, 2,800-3,200 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20402

4.2 out of 5 stars ( 5 )

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B&M Holeshot 2,300-2,500 Stall Torque Converter 20412

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

Part Number: BMM-20412

3.8 out of 5 stars ( 15 )

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Timken Wheel Bearings SET3

Wheel Bearing, Front Outer, Each

Part Number: TMK-SET3

4.65 out of 5 stars ( 26 )

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Timken Wheel Bearings SET5

Wheel Bearing, Each

Part Number: TMK-SET5

4.43 out of 5 stars ( 14 )

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Timken Pinion Bearings M88048

Bearing, Pinion, 1.312 in. Inside Diameter, Each

Part Number: TMK-M88048

5.0 out of 5 stars ( 14 )

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TCI Full Manual Valve Bodies 221201

Transmission Valve Body, Full Manual, Reverse Shift Pattern, Engine Braking, Chevy, TH400, Each

Part Number: TCI-221201

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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B&M Nitrous Holeshot 2,300-2,500 Stall Torque Converter 20480

Torque Converter, Nitrous Holeshot, 2,300-2,500 rpm Stall Range, THM350/THM400, Each

Part Number: BMM-20480

4.0 out of 5 stars ( 12 )

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B&M Nitrous Holeshot 3,200-3,500 Stall Torque Converter 20484

Torque Converter, Nitrous Holeshot, 3,200-3,500 rpm Stall, GM, THM350/THM400, Each

Part Number: BMM-20484

5.0 out of 5 stars ( 1 )

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FTI Performance MR Series 4,000 Stall Torque Converter MR8082

Torque Converters, MR Series, Hard Hitting, 1.703 in. Crank Pilot Diameter, 30-spline, 9.500 in. Diameter, Race Usage, TH350, TH400, Each

Part Number: FTI-MR8082

3.0 out of 5 stars ( 2 )

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TCI Full Manual Valve Bodies 221200

Valve Body, Cast Iron, Full Manual, Forward Pattern, Engine Braking, Chevy, TH400, Each

Part Number: TCI-221200

5.0 out of 5 stars ( 1 )

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FTI Performance MR Series 3,500 Stall Torque Converter MR6082

Torque Converters, MR Series, 1.703 in. Crank Pilot Diameter, 30-spline, 9.500 in. Diameter, Race Usage, TH350, TH400, Each

Part Number: FTI-MR6082

Not Yet Reviewed

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TCI Trans-Brake Valve Body Kits 221500

Valve Body, Full Manual, Reverse Pattern, Chevy, TH400, Each

Part Number: TCI-221500

4.57 out of 5 stars ( 7 )

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FTI Performance SR Series 3,000-3,200 Stall Torque Converter SR0082

Torque Converter, SR Series, 3,000-3,200 rpm Stall, 10.750/11.500 in. Bolt Circle, 9.5 in. Dia., 1.703 in. Crank Pilot, Chevy, TH350/TH400, Each

Part Number: FTI-SR0082

5.0 out of 5 stars ( 1 )

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Timken Pinion Bearing Races M88010

Bearing Race, Differential Pinion, 2.687 in. Outside Diameter, Each

Part Number: TMK-M88010

5.0 out of 5 stars ( 8 )

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Lokar Midnight Series Stainless Steel Hi-Tech Kickdown Kits XKD-2400HT

Automatic Transmission Kickdown Cable, Midnight Series Hi-Tech, Black Braided Stainless Steel, Black Aluminum Fittings, GM, TH400, Kit

Part Number: LOK-XKD-2400HT

4.38 out of 5 stars ( 8 )

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Mr. Gasket Automatic Transmission Oil Pans 9796BMRG

Transmission Pan, Stock, Aluminum, EDP Coated Black, GM TH400, Each

Part Number: MRG-9796BMRG

3.0 out of 5 stars ( 4 )

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ATP Automatic Transmission Selector Shaft Seals SO-19

Automatic Transmission Shift Shaft Seal, Steel/Rubber, Chevy, GMC< Buick, Pontiac, Cadillac, Jeep, Bentely, Isuzu, Each

Part Number: ATP-SO19

4.64 out of 5 stars ( 11 )

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FTI Performance SR Series 4,000 Stall Torque Converter SR8082

GM NON LOCK-UP TH350, TH400 3800-4000 STALL

Part Number: FTI-SR8082

Not Yet Reviewed

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FTI Performance SR Series 2,800-3,200 Stall Torque Converter SR3082

GM NON LOCK-UP TH350, TH400 2800-3000 STALL

Part Number: FTI-SR3082

5.0 out of 5 stars ( 1 )

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B&M Nitrous Holeshot 3,500-3,800 Stall Torque Converter 20485

Torque Converter, Nitrous Holeshot, 3,500-3,800 rpm Stall Range, 30-spline, THM350/THM400, Each

Part Number: BMM-20485

5.0 out of 5 stars ( 2 )

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