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.
Turbocharger Turbine Housing, T6 Inlet, 1.15 A/R, Divided Volute, External Wastegate, S400SX-E, S400SX4, S410SX, Each
Part Number: BWW-14961019007
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
BUILD IT WITH SUMMIT!
Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, Each
Part Number: SUM-701109
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
TURBO EXHAUST HOUSING
Part Number: PTU-KTH84D66T4
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Yoke, Turbo 400 Transmission Slip Yoke, Steel, 1310, 32-spline, GM TH400, Each
Part Number: RMG-SY1310
Estimated Ship Date: Today
Estimated Ship Date: Today
Shifter Conversion Rod, Powerglide to Turbo Hydramatic, Chevy, Pontiac, Kit
Part Number: OER-K159
Estimated Ship Date: Today
Estimated Ship Date: Today
Yoke, Steel, 1330, GM TH-400 Transmission, 32-Spline, Each
Part Number: RMG-SY1330
Estimated Ship Date: Today
Estimated Ship Date: Today
T-400 FAILSAFE-W/ AFTERMARKET 2 PIECE CASE
Part Number: TOS-40022
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
TH400 RACING W/TRANSBRAKE-AND PM ALUM DRUM AND SPRAG
Part Number: TOS-40014
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
TH-400 RACING -W/TRANS BRAKE
Part Number: TOS-40013
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
T-400 FAILSAFE
Part Number: TOS-40021
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Governor Cover, Aluminum, Blue Anodized, GM, TH400, Kit
Part Number: TCI-243300
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Automatic Transmission Input Shaft, Billet, NASA, Powerglide to Turbo with Rings, GM, Each
Part Number: TOS-2517NASA
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Output Shaft, Turbo 400, 32 Spline, Forged 4340 Steel, Each
Part Number: ATI-406027
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Drum, Forward, Steel, TH350, 300M Turbo Spline Shaft, Each
Part Number: ATI-355259
Estimated Ship Date: Today
Estimated Ship Date: Today
Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, Each
Part Number: SUM-701106
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, Each
Part Number: SUM-701111
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Torque Converter, 9 in. Race, TH350, TH400, PG With Turbo Splines, Each
Part Number: SUM-701117
Estimated Ship Date: Today
Estimated Ship Date: Today
Torque Converter, 9 in. Race, TH350, TH400, PG With Turbo Splines, Each
Part Number: SUM-701116
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Torque Converter, 10 in. Race, TH350, TH400, PG With Turbo Splines, Each
Part Number: SUM-701119
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Torque Converters, SST Series, 9 in. Diameter, Aluminum Stator, Diode, Turbo Spline, Custom, THM400, THM350, Each
Part Number: FTI-SST89-6T
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Torque Converter, 8 in. Race, TH350, TH400, PG With Turbo Splines, Each
Part Number: SUM-701105
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Torque Converters, SST Series, 9 in. Diameter, Aluminum Stator, Diode, Turbo Spline, 3,400-3,800 Stall, THM400, THM350, Each
Part Number: FTI-SST89-0
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Torque Converters, SST Series, 9 in. Diameter, Aluminum Stator, Diode, Turbo Spline, Custom, THM400, THM350, Each
Part Number: FTI-SST89-0T
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Torque Converters, SST Series, 9 in. Diameter, Aluminum Stator, Diode, Turbo Spline, Custom, THM400, THM350, Each
Part Number: FTI-SST89-7
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Torque Converters, SST Series, 9 in. Diameter, Aluminum Stator, Diode, Turbo Spline, 4,200-4,600 Stall, THM400, THM350, Each
Part Number: FTI-SST89-8
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
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Summit Racing™ Pro Bracket Race 4,400-6,000 Stall Torque Converter SUM-701109
