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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.
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.
Estimated Ship Date: Today
Automatic Transmission Kickdown Cable, Tru-Shift Throttle Correction System, Designed for Use with the Holley Sniper 2 System Only, GM, Kit
Part Number: BTM-5011016
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Automatic Transmission Kickdown Kit, Vintage Series, GM, Powerglide, Black/White, Kit
Part Number: LOK-VS-20PG3
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Clutch Kit, Stage 1, Organic, Full Face/Sprung Hub, Ford, Mercury, Kit
Part Number: SXC-SF271
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Automatic Transmission Kickdown Kit, Vintage Series, GM, Powerglide, Black/Red, Kit
Part Number: LOK-VS-20PG5
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Clutch Kit, Stage 2 Plus, Carbon/Semi-Metallic/Kevlar®, Full Face/Sprung Hub, Buick, Chevy, Pontiac, Kit
Part Number: SXC-SC203H
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Clutch Kit, Ford Stage 3+ Clutch
Part Number: SXC-SF953F
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, GM, TH350, Black/Blue, Kit
Part Number: LOK-VS-23504
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, Ford, AOD, Black/Red, Kit
Part Number: LOK-VS-2AOD5
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, Mopar, Torqueflite 727, Black/Orange, Kit
Part Number: LOK-VS-27272
Not Yet Reviewed
Estimated Ship Date: Feb 5, 2026 if ordered today
Estimated Ship Date: Feb 5, 2026 if ordered today
Clutch Kit, Stage 3, Carbon Composite, 6-Paddle/Sprung Hub, Buick, Chevy, Pontiac, Kit
Part Number: SXC-SC203
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Clutch Kit, Stage 1, Organic, Full Face/Sprung Hub, Ford, Mercury, Kit
Part Number: SXC-SF951
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Clutch Kit, Stage 2, Kevlar®, Full Face/Sprung Hub, Ford, Mercury, Kit
Part Number: SXC-SF952
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, GM, TH350, Tan/Black/Red, Kit
Part Number: LOK-VS-23501
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, Mopar, Torqueflite 727, Black/White, Kit
Part Number: LOK-VS-27273
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, Mopar, Torqueflite 727, Tan/Black/Red, Kit
Part Number: LOK-VS-27271
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, Mopar, Torqueflite 727, Black/Red, Kit
Part Number: LOK-VS-27275
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, Ford, FMX, Black/White, Kit
Part Number: LOK-VS-2FMX3
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, Mopar, Torqueflite A-904, Tan/Black/Red, Kit
Part Number: LOK-VS-29041
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, Ford, AOD, Black/Blue, Kit
Part Number: LOK-VS-2AOD4
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, GM, TH400, Black/White, Kit
Part Number: LOK-VS-24003
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, GM, Powerglide, Lemon/Black, Kit
Part Number: LOK-VS-20PG6
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, GM, 700R4, 4L60, Black/Blue, Kit
Part Number: LOK-VS-27004
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, GM, TH400, Black/Blue, Kit
Part Number: LOK-VS-24004
Not Yet Reviewed
Estimated Ship Date: Feb 5, 2026 if ordered today
Estimated Ship Date: Feb 5, 2026 if ordered today
Automatic Transmission Kickdown Kit, Vintage Series, GM, Powerglide, Tan/Black/Red, Kit
Part Number: LOK-VS-20PG1
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
