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 484 Items.
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: Monday 10/6/2025
Estimated Ship Date: Monday 10/6/2025
BUILD IT WITH SUMMIT!
Bellhousing: Manual, Cast Aluminum, Natural, GM: LS to T-56 & Magnum, Each
Part Number: SUM-700172
Not Yet Reviewed
Estimated Ship Date: Monday 10/6/2025
Estimated Ship Date: Monday 10/6/2025
Transmission, Manual, Tremec T-56 Magnum, 6-Speed, 1 1/8 in. 26-Spline, Chevy, Buick, Oldsmobile, Pontiac, Each
Part Number: REM-TUET11009
Estimated Ship Date: Monday 10/6/2025
Estimated Ship Date: Monday 10/6/2025
Transmission, Manual, Tremec T-56, 6-Speed, 1 1/8 in. 26-Spline, Universal, Each
Part Number: REM-TUET16886
Not Yet Reviewed
Estimated Ship Date: Oct 31, 2025 if ordered today
Estimated Ship Date: Oct 31, 2025 if ordered today
Transmission, Manual, Tremec T-56, 6-Speed, 1 1/8 in. 26-Spline, Each
Part Number: REM-TUET11940
Not Yet Reviewed
Estimated Ship Date: Oct 31, 2025 if ordered today
Estimated Ship Date: Oct 31, 2025 if ordered today
Transmission, Manual, Tremec T-56, 6-Speed, 1 1/8 in. 26-Spline, Ford, Modular V8, Each
Part Number: REM-TUKT12021
Not Yet Reviewed
Estimated Ship Date: Monday 10/6/2025
Estimated Ship Date: Monday 10/6/2025
Manual Transmission, T-56 Magnum XL, 6-Speed, 1 1/8 in. 26-Spline, 2.66 First Gear, 0.50 Overdrive, Ford, Modular V8, Each
Part Number: REM-TUET11430
Not Yet Reviewed
Estimated Ship Date: Oct 31, 2025 if ordered today
Estimated Ship Date: Oct 31, 2025 if ordered today
Manual Transmission and Installation Kit Combo, Tremec T-56, Aluminum Case, Chevy, Kit
Part Number: AWR-COGM-X1J
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Transmission Combo, Tremec T-56, 6-Speed, Chevy, 2.66:1 First Gear, 0.63:1 Fifth Gear, Kit
Part Number: AWR-COGM-T1G
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Transmission Combo, Tremec T-56, 6-Speed, Chevy, 2.97:1 First Gear, 0.50:1 Fifth Gear, Kit
Part Number: AWR-COGM-T1J
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Close Ratio, T-56 Magnum, 6-Speed, 1968-72 GM A-Body, 2.66:1 First Gear, 0.63:1 Sixth, Kit
Part Number: AWR-COGM-A2G
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Wide Ratio, T-56 Magnum, 6-Speed, 1968-72 GM A-Body, 2.97:1 First Gear, 0.50:1 Sixth, Kit
Part Number: AWR-COGM-A2J
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Close Ratio, T-56 Magnum, 6-Speed, 1964-67 GM A-Body, 2.66:1 First Gear, 0.63:1 Sixth, Kit
Part Number: AWR-COGM-A1G
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Wide Ratio, T-56 Magnum, 6-Speed, 1964-67 GM A-Body, 2.97:1 First Gear, 0.50:1 Sixth, Kit
Part Number: AWR-COGM-A1J
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Wide Ratio, T-56 Magnum, 6-Speed, 1967-69 GM F-Body, 2.97:1 First Gear, 0.50:1 Sixth, Kit
Part Number: AWR-COGM-F1J
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Close Ratio, T-56 Magnum, 6-Speed, 1970-74 GM F-Body, 2.66:1 First Gear, 0.63:1 Sixth, Kit
Part Number: AWR-COGM-F2G
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Wide Ratio, T-56 Magnum, 6-Speed, 1970-74 GM F-Body, 2.97:1 First Gear, 0.50:1 Sixth, Kit
Part Number: AWR-COGM-F2J
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Close Ratio, T-56 Magnum, 6-Speed, 1955-57 Tri-5 Chevy, 2.66:1 First Gear, 0.63:1 Sixth, Kit
Part Number: AWR-COGM-B1G
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Wide Ratio, T-56 Magnum, 6-Speed, 1955-57 Tri-5 Chevy, 2.97:1 First Gear, 0.50:1 Sixth, Kit
Part Number: AWR-COGM-B1J
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Close Ratio, T-56 Magnum, 6-Speed, 1967-69 GM F-Body, 2.66:1 First Gear, 0.63:1 Sixth, Kit
Part Number: AWR-COGM-F1G
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Close Ratio, T-56 Magnum, 6-Speed, 1975-81 GM F-Body, 2.66:1 First Gear, 0.63:1 Sixth, Kit
Part Number: AWR-COGM-F3G
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Wide Ratio, T-56 Magnum, 6-Speed, 1975-81 GM F-Body, 2.97:1 First Gear, 0.50:1 Sixth, Kit
Part Number: AWR-COGM-F3J
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Close Ratio, T-56 Magnum, 6-Speed, 1968-74 Chevy Nova, 2.66:1 First Gear, 0.63:1 Sixth, Kit
Part Number: AWR-COGM-X2G
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Combo, ProFit, Wide Ratio, T-56 Magnum, 6-Speed, 1968-74 Chevy Nova, 2.97:1 First Gear, 0.50:1 Sixth, Kit
Part Number: AWR-COGM-X2J
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Manual Transmission, T-56, 6 Gears, 1.125 in. - 26-spline, 31-spline Output, 2.97:1 First Gear Ratio, Aluminum Case, T-56, Chevrolet, Each
Part Number: REM-TUET16885
Estimated Ship Date: Monday 10/6/2025
Estimated Ship Date: Monday 10/6/2025
Manual Transmission, T-56, 6 Gears, 1.125 in. - 26-spline, 31-spline Output, 2.97:1 First Gear Ratio, Buick, Cadillac, Chevy, Olds, Pontiac, Each
Part Number: REM-TUET11012
Estimated Ship Date: Monday 10/6/2025
Estimated Ship Date: Monday 10/6/2025
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Summit Racing™ Manual Transmission Bellhousings SUM-700172
