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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.
Showing In Stock Items. Show All 34 Items.
Kart Clutch, Stinger, 0.750 in. Center Bore, 14 Tooth Quantity, 35 Chain Size, Stamped Drum, Each
Part Number: NMC-APSC14SS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Flywheel, Iron, 168-Tooth, 14 in. Outside Diameter, 11.5 in. Clutch, Chevy, 572, Crate Engine, Each
Part Number: NAL-12582964
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Seal, Rear, GM 10.5 in. (14-bolt), GM 11.5 in., Chevy, GMC, Each
Part Number: ADO-291-336
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Neutral Safety/Backup Light Switch, Column Shift Only, Each
Part Number: SMP-NS14
Estimated Ship Date: Today
Estimated Ship Date: Today
U-Joint, Spicer 1350-1410 Style, Steel, Each
Part Number: YGA-42006
Estimated Ship Date: Today
Estimated Ship Date: Today
U-Joint, Lifetime Series, Spicer 1350 Style, Steel, AMC, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Mercury, Olds, Pontiac, Each
Part Number: YGA-42021
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Redi Sleeve for GM 8.5", 9.5" & 8.2" BOP Yokes.
Part Number: YGA-30229
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
U-Joint, Spicer 1350 To GM 3RL/S44/Mechanics 3/American Axle 1344 Combination, Greasable, Steel, Each
Part Number: YGA-42001
Estimated Ship Date: Today
Estimated Ship Date: Today
U-Joint, Spicer 1350 Universal Joint Style, Greasable, Steel, Round Plain Bearing Caps, AMC, Buick, Chevrolet, Dodge, Ford, GMC, Jeep, Pontiac, Each
Part Number: YGA-42010
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Seal, Rear, GM 9.5 in., Chevy, GMC, Hummer, Each
Part Number: ADO-291-316
Estimated Ship Date: Today
Estimated Ship Date: Today
Release Bearing Acadian,Checker,GM,Isuzu 54-99
Part Number: FWB-MC0974
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
