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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ATP Automotive Automatic Transmission Rebuild Kits JE-13

AT PRESS SW MANIFOLD

Part Number: ATP-JE13

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

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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ATP Automotive Automatic Transmission Rebuild Components JE-44

Auto Trans Pressure Switch Manifold

Part Number: ATP-JE-44

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

ATP Automotive Automatic Transmission Rebuild Kits JE-9

AT PRESS SW MANIFOLD

Part Number: ATP-JE9

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

ATP Automotive Automatic Transmission Rebuild Components JE-45

Auto Trans Pressure Switch Manifold

Part Number: ATP-JE-45

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Lokar Hi-Tech Kickdown Kits KD-2AODHT

Lokar Hi-Tech Kickdown Kits KD-2AODHT

Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, Ford, Lincoln, Mercury, AOD, Kit

Part Number: LOK-KD2AODHT

4.89 out of 5 stars ( 54 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ATP Automotive Automatic Transmission Rebuild Kits JE-10

AT PRESS SW MANIFOLD

Part Number: ATP-JE10

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Lokar Hi-Tech Kickdown Kits KD-2727HT

Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, Torqueflite 727, Kit

Part Number: LOK-KD-2727HT

4.62 out of 5 stars ( 58 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Lokar Hi-Tech Kickdown Kits KD-2350U

Automatic Transmission Kickdown Cable, Hi-Tech, Black Vinyl, Natural Aluminum Fittings, GM, TH350, Kit

Part Number: LOK-KD-2350U

4.52 out of 5 stars ( 33 )

Estimated Ship Date: Today

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Lokar Hi-Tech Kickdown Kits KD-20C6HT

Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, Ford, Lincoln, Mercury, C-6, Kit

Part Number: LOK-KD-20C6HT

4.73 out of 5 stars ( 30 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

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 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Lokar Hi-Tech Kickdown Kits KD-2AODU

Automatic Transmission Kickdown Cable, Hi-Tech, Black Vinyl, Natural Aluminum Fittings, Ford, AOD, Kit

Part Number: LOK-KD-2AODU

4.84 out of 5 stars ( 19 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Lokar Hi-Tech Kickdown Kits KD-2904HT

Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, Torqueflite A-904, Kit

Part Number: LOK-KD-2904HT

4.94 out of 5 stars ( 18 )

Estimated Ship Date: Today

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Lokar Hi-Tech Kickdown Kits KD-2350HTBLACK

Automatic Transmission Kickdown Cable, Hi-Tech, Black Vinyl, Natural Aluminum Fittings, GM, TH350, Kit

Part Number: LOK-KD2350HTBLAC

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Lokar Hi-Tech Kickdown Kits KD-2FMXHT

Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, Ford, FMX, Kit

Part Number: LOK-KD-2FMXHT

4.2 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Lokar Hi-Tech Kickdown Kits KD-2400U

Automatic Transmission Kickdown Cable, Hi-Tech, Black Vinyl, Natural Aluminum Fittings, GM, TH400, Kit

Part Number: LOK-KD-2400U

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Lokar Midnight Series Stainless Steel Hi-Tech Kickdown Kits XKD-2727HT

Automatic Transmission Kickdown Cable, Midnight Series Hi-Tech, Black Braided Stainless Steel, Black Aluminum Fittings, Chrysler, Torqueflite 727, Kit

Part Number: LOK-XKD-2727HT

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Lokar Hi-Tech Kickdown Kits KD-2700U

Automatic Transmission Kickdown Cable, Hi-Tech, Black Vinyl, Natural Aluminum Fittings, GM, 700R4, Kit

Part Number: LOK-KD-2700U

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Lokar Midnight Series Stainless Steel Hi-Tech Kickdown Kits XKD-2AODHT

Automatic Transmission Kickdown Cable, Midnight Series Hi-Tech, Black Braided Stainless Steel, Black Aluminum Fittings, Ford,Lincoln,Mercury, AOD, Kit

Part Number: LOK-XKD-2AODHT

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today