Transmission & Drivetrain
Availability
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.
Neutral Safety and Backup Light Switch, Replacement, Geo, Toyota, Each
Part Number: SMP-LS211
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Differential, Grip LS Traction System, 30-Spline, GM, 8.5 in., Each
Part Number: PWT-LS201030
Estimated Ship Date: Today
Estimated Ship Date: Today
Torque Converter, Holeshot, 2,300-2,500 rpm Stall Range, Chevy, 4L60E, 4L65E, with LS Engine, Each
Part Number: BMM-70441
Estimated Ship Date: Today
Estimated Ship Date: Today
Universal Joint
Part Number: GMB-211-0178
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, GM, 8.5/8.6 in., 2.73 & up, Each
Part Number: ETN-913A481
Estimated Ship Date: Today
Estimated Ship Date: Today
Dura Grip Positraction Carrier, Traction-Loc, GM 8.5/8.6 in., 30 Spline, 2.73 Up Ratio, Each
Part Number: YGA-26016
Estimated Ship Date: Today
Estimated Ship Date: Today
Torque Converter, Tork Master, 1,900-2,000 rpm Stall Range, Chevy, 4L60, 4L60E,700R4, Each
Part Number: BMM-70420
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.73 Ratio, GM, 8.5 in/8.6 in., Set
Part Number: MGR-GM10-373
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 4.11:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set
Part Number: MGR-GM10-411A
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.73:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set
Part Number: RMG-4900411
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Pan, Stock, Aluminum, EDP Coated Black, GM 700R4, 4L60, 4L60E, Each
Part Number: MRG-9797BMRG
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 3.42:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set
Part Number: MGR-GM10-342A
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.73:1 Ratio, 1.625 in. Pinion, 30-Spline, GM 8.5/8.6 in., Set
Part Number: YGA-24158
Estimated Ship Date: Today
Estimated Ship Date: Today
Bearing, Pinion, 1.312 in. Inside Diameter, Each
Part Number: TMK-M88048
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set
Part Number: RMG-GM85373
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set
Part Number: MGR-GM10-456A
Estimated Ship Date: Today
Estimated Ship Date: Today
Universal Joint, 1310 Style, Greasable, Steel, Each
Part Number: MOG-369
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Controller, Wireless, Bluetooth, GM 4L60E, 4L65E, 4l70E, 4L80E, 4L85E, TCI 4X, 6X, Each
Part Number: TCI-302600
Estimated Ship Date: Today
Estimated Ship Date: Today
Transmission Bracket, Steel, Natural, Chevy TH400/TH350/TH250/200-4R/700R4/TH350C, Kit
Part Number: BMM-35498
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, GM 7.5/7.625 in., 4.10:1 Ratio, 27-spline, Standard Rotation, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Olds, Pontiac, Set
Part Number: MGR-GM7-5-410A
Estimated Ship Date: Today
Estimated Ship Date: Today
Universal Joint, 1310 Style, Greasable, Steel, Each
Part Number: MOG-280
Estimated Ship Date: Today
Estimated Ship Date: Today
Universal Joint, Super Strength, 1310-CV Style, Solid, Steel, Each
Part Number: MOG-269
Estimated Ship Date: Today
Estimated Ship Date: Today
Pinion Bearing Spacer, Crush Sleeve Eliminator, Steel, Chrysler 9.25 in., GM 8.5 in., Each
Part Number: YGA-55048
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set
Part Number: RMG-GM85342
Estimated Ship Date: Today
Estimated Ship Date: Today
Bearing Race, Differential Pinion, 2.687 in. Outside Diameter, Each
Part Number: TMK-M88010
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster