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 36

Ford Performance Parts Super-Duty T-5 Transmissions for 1979-1993 MUSTANG - M-7003-Z

Transmission, Manual, Super Duty T-5, Ford, Small Block, Each

Part Number: FMS-M-7003-Z

4.28 out of 5 stars ( 32 )

Estimated Ship Date: Today

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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: Today

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Summit Racing™ 2,800-3,200 Stall Torque Converter SUM-700335

Summit Racing™ 2,800-3,200 Stall Torque Converter SUM-700335

Torque Converter, Chevy, LS, 4L60E, 4L65E, 300mm, 10 in. Diameter, 2,800 - 3,200 Stall, Each

Part Number: SUM-700335

4.12 out of 5 stars ( 17 )

Estimated Ship Date: Today

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Lokar Floor Mount Cable Conversion Kits ATA-7003

Shifter Conversion Kits, Automatic, Floor Mount Cable Conversion Kits, Bracket, 48.00 in. Cable, for Lokar Shifters Only, Ford, AOD, AODE, 4R70W, Kit

Part Number: LOK-ATA-7003

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Ford Performance Parts Tremec 6-Speed Transmissions for 1999-2004 MUSTANG - M-7003-M6266

Manual Transmission, Tremec, 6-speed, Aluminum Case, 26-spline Input, 2.66:1 First Gear Ratio, Ford, Each

Part Number: FMS-M-7003-M6266

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Summit Racing™ Pro LS 3,000-3,200 Stall Torque Converter SUM-700344

Torque Converter, Pro LS, 11 in. Diameter, Chevy, 6L80E/6L90E, 3,000-3,200 Stall, Each

Part Number: SUM-700344

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Dorman Gearshift Control Cable Assemblies 924-7003

Manual Transmission Shift Cable, Gearshift Control Cable Assembly

Part Number: RNB-924-7003

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Rekluse Clutch Core Manual Clutch Kits for 2016-2020 CX65 - RMS-7003

Clutch, Core Manual, Steel Plates, Springs, Cobra, Kit

Part Number: REK-RMS-7003

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

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Estimated Ship Date: Jan 23, 2026 if ordered today

All Balls Racing Transmission Bearing and Seal Kits 25-7003

TRANSMISSION BEARING AND SEAL KIT

Part Number: ALB-25-7003

Not Yet Reviewed

Estimated Ship Date: Jan 27, 2026 if ordered today

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Estimated Ship Date: Jan 27, 2026 if ordered today

Summit Racing™ Pro LS 3,000-3,200 Stall Torque Converter SUM-700342

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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Summit Racing™ 2,400-2,700 Stall Torque Converter SUM-700339

Torque Converter, 12 in. Diameter, Chevy LS, 4L80E, 2.650 in. Hub Height, 2,400-2,700 Stall, Each

Part Number: SUM-700339

3.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Summit Racing™ Speedometer Gear Kits SUM-700321

Speedometer Gear, Drive and Driven, Chevy, TH350, Powerglide, Muncie, Assortment, Kit

Part Number: SUM-700321

4.59 out of 5 stars ( 22 )

Estimated Ship Date: Today

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Summit Racing™ Pro LS 2,600-2,800 Stall Torque Converter SUM-700345

Torque Converter, Pro LS, 11 in. Diameter, Chevy, 6L80E/6L90E, 2,600-2,800 Stall, Each

Part Number: SUM-700345

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Summit Racing™ Nitrous 2,800-3,200 Stall Torque Converter SUM-700360-BC

Torque Converter, 10 in. Diameter, Billet Cover, Powerglide, TH350, TH400, 2,800-3,200 Stall, Each

Part Number: SUM-700360-BC

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Summit Racing™ Pro LS 3,000-3,200 Stall Torque Converter SUM-700340

Torque Converter, Pro LS, 11 in. Diameter, Chevy, 4L60E/4L65E/4L70E, 3,000-3,200 Stall, Each

Part Number: SUM-700340

3.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Summit Racing™ Pro LS 2,400-2,700 Stall Torque Converter SUM-700338

Torque Converter, Pro LS, 12 in. Diameter, Chevy, 4L60E/4L65E/4L70E, 2,400-2,700 Stall, Each

Part Number: SUM-700338

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Summit Racing™ Pro LS 2,600-2,800 Stall Torque Converter SUM-700347

Torque Converter, Pro LS, 11.8 in. Diameter, Chevy LS, 4L80E, 2.650 in. Hub Height, 2,600-2,800 Stall, Each

Part Number: SUM-700347

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Summit Racing™ Nitrous 3,200-3,500 Stall Torque Converter SUM-700361-BC

Torque Converter, 10 in. Diameter, Billet Cover, Powerglide, TH350, TH400, 3,200-3,500 Stall, Each

Part Number: SUM-700361-BC

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Summit Racing™ Nitrous 3,700-4,100 Stall Torque Converter SUM-700362-BC

Torque Converter, 10 in. Diameter, Billet Cover, Powerglide, TH350, TH400, 3,700-4,100 Stall, Each

Part Number: SUM-700362-BC

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Summit Racing™ Pro LS 2,600-2,800 Stall Torque Converter SUM-700346

Torque Converter, Pro LS, 11.8 in. Diameter, Chevy, 4L60E/4L65E/4L70E, 2,600-2,800 Stall, Each

Part Number: SUM-700346

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Summit Racing™ Governor Recalibration Kits SUM-700316

Governor Recalibration Kit, TH350, TH400, 700R4, Kit

Part Number: SUM-700316

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Summit Racing™ 3,000 Stall Torque Converter SUM-700334

Torque Converter, 10 in. Diameter, Chevy, Powerglide, 3,000 Stall, Each

Part Number: SUM-700334

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Summit Racing™ 2,200-2,800 Stall Torque Converter SUM-700336

Torque Converter, 12 in. Diameter, Chevy,4L60E, 4L65E, 300mm, LS, 2,200 - 2,800, Each

Part Number: SUM-700336

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Summit Racing™ Input Shafts SUM-700320

Input Shaft, 300M, Stock Spline, GM, 4L80E, Each

Part Number: SUM-700320

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Summit Racing™ Input Shafts SUM-700324

Input Shaft, 4340 Steel, Turbo Spline, 12.875 in. Length, GM, Powerglide, Each

Part Number: SUM-700324

3.67 out of 5 stars ( 3 )

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