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 313

FiTech Go Shift Transmission Controllers 20010

GO Shift Electronic Transmission Control Kit GM, 4L60E, 4L65E, 4L80E, 4L85E, Kit

Part Number: FIF-20010

3.7 out of 5 stars ( 10 )

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FiTech Automatic Transmission Controller Components 60014

Automatic Transmission Controller Component, Controller Cable, Hand-Held, Each

Part Number: FIF-60014

5.0 out of 5 stars ( 7 )

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FiTech Go Shift Transmission Controllers 20011

Automatic Transmission Controller, Go Shift, AODE, Ford, KIt

Part Number: FIF-20011

2.0 out of 5 stars ( 1 )

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Sonnax Smart-Tech Drum Modules 34555-01K

Automatic Transmission Drum, Smart-Tech Drum Module, Aluminum, Chevy, TH400, Kit

Part Number: SOX-34555-01K

Not Yet Reviewed

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-3350400FM

Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-3350400FM

Transmission Dipstick, Braided Stainless Steel Tube, Flexible, Aluminum Handle, Firewall Mount, TH350, TH400, Each

Part Number: LOK-TD-3350400FM

4.68 out of 5 stars ( 88 )

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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

4.88 out of 5 stars ( 52 )

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Lokar Hi-Tech Kickdown Kits KD-2700HT

Automatic Transmission Kickdown Cable, Hi-Tech, Braided Stainless Steel, Natural Aluminum Fittings, GM, 700R4, Kit

Part Number: LOK-KD-2700HT

4.85 out of 5 stars ( 34 )

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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 )

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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

4.63 out of 5 stars ( 19 )

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks XTD-36L80FM

Transmission Dipstick, Braided Stainless Housing, Aluminum, Black Anodized Handle, 6L80E, Each

Part Number: LOK-XTD-36L80FM

4.75 out of 5 stars ( 8 )

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Lokar Hi-Tech Kickdown Kits KD-20C4HT

Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, Ford, Lincoln, Mercury, C-4, Kit

Part Number: LOK-KD-20C4HT

4.95 out of 5 stars ( 21 )

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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 )

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Lokar Hi-Tech Kickdown Kits KD-2350HT

Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, GM, TH350, Kit

Part Number: LOK-KD-2350HT

4.89 out of 5 stars ( 38 )

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-34L60EFM

Transmission Dipstick, Braided Stainless Steel, Natural, Firewall Mount, 4L60E, Each

Part Number: LOK-TD34L60EFM

4.71 out of 5 stars ( 24 )

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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 )

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-34L80FM

Transmission Dipstick, Braided Stainless Steel, Natural, Firewall Mount, 4L80E, Each

Part Number: LOK-TD34L80FM

4.36 out of 5 stars ( 11 )

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Lokar Midnight Series Stainless Steel Hi-Tech Kickdown Kits XKD-2700HT

Automatic Transmission Kickdown Cable, Midnight Series Hi-Tech, Black Braided Stainless Steel, Black Aluminum Fittings, GM, 700R4, Kit

Part Number: LOK-XKD2700HT

5.0 out of 5 stars ( 5 )

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks XTD-36L80FM36

Transmission Dipstick, Braided Stainless Steel, Firewall Mount, Black Tube, Chevy, GMC, 6L80E, 6L90E, Each

Part Number: LOK-XTD36L80FM36

4.8 out of 5 stars ( 10 )

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-36L80FM36

Transmission Fluid Dipsticks, Hi-Tech Flexible Braided Stainless, Firewall Mount, Case Entry, Tube, Brite Anodized Handle, Chevy, GMC, 6L80E, 6L90E

Part Number: LOK-TD-36L80FM36

4.8 out of 5 stars ( 5 )

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Sonnax Smart-Tech Direct Clutch Drum and Shaft Kits 76656-01K

Clutch Drum, Smart-Tech, Direct, Steel, Ford, 4R70E, 4R70W, 4R75E, 4R75W, Kit

Part Number: SOX-76656-01K

5.0 out of 5 stars ( 1 )

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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 )

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-3AODFM

Transmission Dipstick, Braided Stainless Steel, Natural, Firewall Mount, Ford, AOD, AODE, 4R70W, Each

Part Number: LOK-TD-3AODFM

4.67 out of 5 stars ( 12 )

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-3700FM

Transmission Dipstick, Braided Stainless Steel, Natural, Firewall Mount, 700R4, Each

Part Number: LOK-TD-3700FM

4.58 out of 5 stars ( 26 )

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Lokar Hi-Tech Flexible Braided Stainless Transmission Dipsticks TD-3350400FM36

Transmission Dipstick, Braided Stainless Steel, Natural, Firewall Mount, TH350, TH400, Each

Part Number: LOK-TD350400FM36

4.79 out of 5 stars ( 38 )

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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 )

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