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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 35 Items.
Automatic Transmission, 500 hp/450 ft. lbs. Max, Level 3, 4R70W, RWD, 2,600 - 3,200 Stall, 2 Bolt Starter, Small Block Ford, Kit
Part Number: GES-GS4R702L3
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pressure Booster, Hydraulic Line, TV Boost Valve, Ford, 4R70W, 4R75W, Kit
Part Number: SOX-4R70W-LB1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
4WD 8L90 10L90 Transmission to 2wd GM Mount Adapter
Part Number: ICB-551198-8L4W
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Automatic Transmission Kickdown Rod, Steel, Powerglide, Each
Part Number: AMD-W-667
Estimated Ship Date: Today
Estimated Ship Date: Today
Automatic Transmission, Up to 500 hp/450 ft. lbs. Max, Level 3, 4R70W, 4WD, 2,600 - 3,200 Stall, 2 Bolt Starter, Small Block Ford, Kit
Part Number: GES-GS4R7024X4L3
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Kits, Stock Replacement, 1.000 in. - 24-spline, 11.000 in. Diameter Organic Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: LUK-09-011
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Clutch Kit, Stage 1 Heavy-Duty, Single, 1.130 in. - 21-spline, Organic Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-K09030-HD
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Clutch Kit, Stage 2 Drag Race, Single, 1.000 in. - 24-spline, Ceramic Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-S0706
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Clutch Kit, Stage 2 Daily Driver, Single, 1.130 in. - 21-spline, Organic Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-K09030-HD-O
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Clutch Kit, Stage 2 Drag Race, Single, 1.000 in. - 24-spline, Ceramic Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-S0711
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Clutch Kit, Stage 2 Drag Race, Single, 1.130 in. - 21-spline, Ceramic Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-S0705
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Clutch Kit, Stage 2 Endurance, Single, 1.130 in. - 21-spline, Kevlar® Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-K09030-HD-TZ
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Clutch Kit, Stage 2 Endurance, Single, 1.000 in. - 24-spline, Kevlar® Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-K09011-HD-TZ
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Clutch Kit, Stage 2 Endurance, Single, 1.130 in. - 21-spline, Kevlar® Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-K09028-HD-TZ
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Clutch Kit, Stage 2 Daily Driver, Single, 1.130 in. - 21-spline, Organic Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-K09028-HD-O
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
South Bend Clutch Stage 2 Daily Driver Clutch Kits for 1986-1990 NPR, W4500 TILTMASTER - K09011-HD-O
South Bend Clutch Stage 2 Daily Driver Clutch Kits for 1986-1990 NPR, W4500 TILTMASTER - K09011-HD-O
Clutch Kit, Stage 2 Daily Driver, Single, 1.000 in. - 24-spline, Organic Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-K09011-HD-O
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Clutch Kit, Stage 2 Drag Race, Single, 1.130 in. - 21-spline, Ceramic Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-S0710
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Clutch Kit, Stage 2 Daily Driver, Single, 1.000 in. - 24-spline, Organic Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-K09025-HD-O
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Clutch Kit, Stage 2 Endurance, Single, 1.000 in. - 24-spline, Kevlar® Disc, Pressure Plate, Isuzu, 3.9L Diesel, Kit
Part Number: SBB-K09025-HD-TZ
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
