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Transmission & Drivetrain

Performance & Replacement Transmission & Drivetrain Parts

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.

Individual Parts

Results 1 - 25 of 52

Clutch Line, Hydraulic Release Bearing Feed Line, Two -3 AN Adapter Fittings, 36 in. Length, Chevy, Ford, Kit

Part Number: HAY-82-112

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

VALVE KIT

Part Number: SOX-104740-09K

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Automatic Transmission Rebuild Components, Actuator Limit Valve Repair Kit, GM, 4L60E, 4L65E, 4L70E, Kit

Part Number: SOX-77754-09K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Feed Limit Low Valve Kit

Part Number: SOX-105740-54K

Not Yet Reviewed

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Specialty Components, 4L60E Oversized actuator feed limit valve and spring

Part Number: TRG-4L60E-AFL-OS

Not Yet Reviewed

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GM 6L45-90E: Compensator Feed Regulator Valve

Part Number: TRG-6L80-CFR

Not Yet Reviewed

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Hydraulic Throwout Bearing Travel Adjuster, Adapters, Feed Line, Adjuster Line, Chevy, Ford, Kit

Part Number: RAM-78305

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Actuator Feed Limit Valve Repair Kit, refill kit, Oversized, 4L80E , (tools not included)

Part Number: TRG-48-ACT-VL6

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

DASH TO ENGINE GAUGE FEED WIRE TAG

Part Number: MMU-MA5624

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

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Estimated Ship Date: Dec 19, 2025 if ordered today

6L80E / 6L90E, CONVERTER FEED LIMIT VALVE, OVERSIZED

Part Number: ATI-ATI710008

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

Automatic Transmission Case, Super Hydra 400, A Option, 0.435 in. Thick PP, Call for Thinner Options, SFI 4.1, Aluminum, Natural, GM TH400, Each

Part Number: REI-SH400DRAG

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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OFFROAD TRANSMISSION CASE

Part Number: REI-SH400OFF

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Valve Body, Billett Aluminum,Towing/HD. Dodge, 68RE, Gray Plug, Each

Part Number: RVM-68RFE-301A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Automatic Transmission Valve Body, Heavy-Duty Remanufactured, Automatic Style, Cast Aluminum, Forward Shift Pattern, 4L60-E/4L65-E, Chevrolet, Kit

Part Number: SOX-GM054-HD

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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HD REMANUFACTURED VALVE BODY

Part Number: SOX-F095HD

Not Yet Reviewed

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Automatic Transmission Input Shaft, 4L80E 300M Extended Spline Input Shafts, Chevrolet, Each

Part Number: TOS-4L80SH

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Automatic Transmission Pump, Forged Steel, Bolt-In Stator, Stock Spline, GM, Powerglide, Each

Part Number: REI-PGP1

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Throwout Bearing, Hydraulic Release Bearing Conversion, Bearing Assembly, Braided Steel Hose, Shims, Chevy, Kit

Part Number: HAY-82-100

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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HD REMAN VALVE BODY

Part Number: SOX-GM053-HD

5.0 out of 5 stars ( 1 )

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Automatic Transmission Rebuild Components, Pressure Regulator Valve Kit, 6L45/6L50/6L80/6L90, Kit

Part Number: SOX-104520-14K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Throttle Valve Plunger Kit, Prevents 4-3 Kickdown, 4L60, 700R4, Kit

Part Number: SOX-77966-94MK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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FORWARD/REVERSE ABUSE VALVE

Part Number: SOX-7775435K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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4-3 SEQUENCE VALVE KIT

Part Number: SOX-77964-14K

Not Yet Reviewed

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SHIFT KIT Valve Body Repair Kit, Torqueflite 3SPD SHIFT KIT® Valve Body Repair Kit

Part Number: TRG-SKTFSC

Not Yet Reviewed

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Automatic Transmission Rebuild Components, Servo Release Check Valve, GM, 4L60, 4L60E, 4L65E, 4L70E, Kit

Part Number: SOX-77701-076

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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