Transmission & Drivetrain
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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 21 Items.
Transfer Case Adapter, Aluminum, Ford, 6R80, 10R80, Bronco Dana 20 Transfer Case, Kit
Part Number: ADD-50-3901
Estimated Ship Date: Today
Estimated Ship Date: Today
USA Standard Gear standard spider gear set for Ford 9", 31 spline, 4-pinion design
Part Number: SPZ-39018
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
USA Standard Gear standard spider gear set for Ford 7.5"
Part Number: SPZ-39014
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Differential Carrier Rebuild Kits and Spider Gears, Spider Gear Sets, Ford 8.8 in., 28-spline, 10-bolt, Ford, Lincoln, Mazda, Mercury, Kit
Part Number: SPZ-39015
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
USA Standard Gear standard spider gear set for Ford 9.75"
Part Number: SPZ-39019
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
USA Standard Gear replacement spider gear set for Dana 80, 37 spline
Part Number: SPZ-39012
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Differential Carrier Rebuild Kits and Spider Gears, Ford 8/9 in., Side Gears, Rear, Open, 28-spline, Ford, Lincoln, Mercury, Kit
Part Number: SPZ-39017
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
USA Standard Gear Replacement Standard Spider Gear Set for Dana 70, 32 spline
Part Number: SPZ-39010
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
USA Standard Gear standard spider gear set for Ford 8.8", 31 spline
Part Number: SPZ-39016
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Wheel Bearing, Ball, Each
Part Number: NTL-514003
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
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