Transmission & Drivetrain
Availability
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.
Showing In Stock Items. Show All 60 Items.
Automatic Transmission, Remanufactured, Forward Shift Pattern, Automatic/Manual Valve Body, Chevy, 700R4, Each
Part Number: TCI-371004
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Automatic Transmission, Remanufactured, Forward Shift Pattern, Automatic, Manual Valve Body, Chevy, 700R4, Each
Part Number: TCI-371000
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, GM, F-Body, 1967-69, Kit
Part Number: AWR-COGM-F1FX
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, Ford, Cougar, Mustang 1965-73, Kit
Part Number: AWR-COFO-M1EX
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
This product may not be eligible for select promotional offers
Transmission Harness, All-In-One Transmission Wiring Harness, Manual, T-56, Ford, GM, Each
Part Number: BTM-7100000
Estimated Ship Date: Today
Estimated Ship Date: Today
Manual Transmission, 6 Gears, 1.125 in. Shaft Diameter, 26 Input Spline, 31 Output Spline, Slip-on Yoke Style, Aluminum, Ford, Each
Part Number: REM-TUET16884
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Speedometer Port Plug, Billet Aluminum, Black Anodized, Each
Part Number: BMM-20299
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, Buick, Oldsmobile, Pontiac, A-Body, 1968-72, Kit
Part Number: AWR-COGM-A2HMX
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
This product may not be eligible for select promotional offers
Manual Transmission, Magnum XL, 6-Speed, 1 1/8 in. 26-Spline, 2.97 First Gear, 0.63 Overdrive, Each
Part Number: REM-TUET18132
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
This product may not be eligible for select promotional offers
Torque Converter Lockup Kit, GM, 700R4/TH350C/4L60/200-4R, Kit
Part Number: BMM-70248
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Speedometer Port Plug, Billet Aluminum, Black Anodized, Each
Part Number: BMM-20298
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Speedometer Port Plug, Billet Aluminum, Black Anodized, GM, TH400, Each
Part Number: BMM-20301
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Speedometer Port Plug, Billet Aluminum, Natural, 700R4, Each
Part Number: ICB-551961
Estimated Ship Date: Today
Estimated Ship Date: Today
Speedometer Delete Plug, Billet Aluminum, Natural, TH400, Each
Part Number: ICB-551908
Estimated Ship Date: Today
Estimated Ship Date: Today
Manual Transmission, Tremec, 6-speed, Aluminum Case, 26-spline Input, 2.66:1 First Gear Ratio, Ford, Each
Part Number: FMS-M-7003-M6266
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Transmission Harness, All-In-One Transmission Wiring Harness, Manual, Chevrolet, Each
Part Number: BTM-7100002
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission, Manual, Tremec T-56, 6-Speed, 1 1/8 in. 26-Spline, Ford, Modular V8, Each
Part Number: REM-TUET11011
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
4L80E Speed Sensor Plug Transmission Speedometer Port Cap Cover ICT Billet
Part Number: ICB-551919
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, Chevy, Pontiac, Nova, Ventura, 1968-74, Kit
Part Number: AWR-COGM-X2FX
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
This product may not be eligible for select promotional offers
Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, Chevy, A-Body, 1968-72, Kit
Part Number: AWR-COGM-A2FX
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
This product may not be eligible for select promotional offers
Manual Transmission, Magnum XL, 6-Speed, 1 1/8 in. 26-Spline, 2.66 First Gear, 0.63 Overdrive, Each
Part Number: REM-TUET18131
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
This product may not be eligible for select promotional offers
Speedometer Port Plug, Billet Aluminum, Black Anodized, Mopar, Each
Part Number: BMM-20300
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, GM, A-Body, 1964-67, Kit
Part Number: AWR-COGM-A1FX
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
This product may not be eligible for select promotional offers
Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.82:1 Fifth Gear, Truck, Chevy/GMC, C10/C15/C1500, Kit
Part Number: AWR-COGM-T1FX
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
This product may not be eligible for select promotional offers
Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, Chevy, Tri-5, 1955-57, Kit
Part Number: AWR-COGM-B1FX
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
This product may not be eligible for select promotional offers
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