Transmissions & Transmission Parts

Automatic Transmission Shift Kits, Zip Kit, with End Plugs, O-Rings, Solenoid Modulator, Boost/Accumulator/Lockup Control Valves, Lexus, Toyota, Kit

Part Number: SOX-S0001

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

• Free Shipping
• $10.00 Summit Bucks

HD REMAN VALVE BODY

Part Number: SOX-GM053-HD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

• Core Charge $50.00
• Free Shipping
• $10.00 Summit Bucks

Automatic Transmission Shift Kits, Shift Zip Kit, with Clutch Valves, Accumulator Pistons, Spring, Sleeves, Cadillac, Chevy, GMC, 8L45, 8L90, Kit

Part Number: SOX-8L458L90SHIF

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

• Free Shipping
• $10.00 Summit Bucks

Transmission Harness, All-In-One Transmission Wiring Harness, Manual, Chevrolet, Each

Part Number: BTM-7100002

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/24/2025

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Automatic Transmission Shift Control Solenoids, 3 Solenoids, 2 Brackets, 3 Clips, Jeep, Toyota, Kit

Part Number: ATP-RE5

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Automatic Transmission Controller, Quick4, Chevy, 4L60-E, 4L65-E, Kit

Part Number: GES-GSUSQ44L6065

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Torque Converter Lockup Kit, Manually Activated, 700R4, Kit

Part Number: SUM-705419

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/24/2025

ZIPPER KIT

Part Number: SOX-AODE4R75EZIP

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

• Free Shipping
• $10.00 Summit Bucks

Shift Kit, Zip Kit, ZF6HP-21, ZF6HP-28, ZF6HP-34, Kit

Part Number: SOX-ZF6-GEN2-ZIP

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

• Free Shipping
• $10.00 Summit Bucks

Manual Transmission, TKX, 5 Gears, 1.125 in. - 26-spline Input, 31-spline Output, 3.27:1 First Gear Ratio, Aluminum Case, Tremec TKX, Ford, Each

Part Number: REM-TCET18085

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

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Shift Kit, Zip Kit, 6R80, 6R100, Kit

Part Number: SOX-6R80L6R100ZI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

• Free Shipping
• $10.00 Summit Bucks

Automatic Transmission Shift Kits, Shift Improver, E4OD, 4R100, Sold as a Kit

Part Number: SOX-E4OD4R100ZIP

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

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• $10.00 Summit Bucks

Transmission Performance Kit, 4L60/700R4, Computer Controlled, Non-Computer Controlled, Kit

Part Number: NAL-24502513

3.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/24/2025

Shift Kit, Zip Kit, ZF6HP-19. ZF6HP-26, ZF6HP-32, Kit

Part Number: SOX-ZF6-053-ZIP

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

• Free Shipping
• $10.00 Summit Bucks

Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, Chevy, A-Body, 1968-72, Kit

Part Number: AWR-COGM-A2FX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

SURE CURE KIT

Part Number: SOX-46-47RHE-ZIP

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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• $10.00 Summit Bucks

Valve Body, Billet Aluminum,Towing/HD. Dodge, 68RE, Each

Part Number: RVM-68RFE-300A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

• Core Charge $350.00
• Free Shipping

Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, GM, A-Body, 1964-67, Kit

Part Number: AWR-COGM-A1FX

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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• Free Shipping
• Special Order

Manual Transmission, Magnum XL, 6-Speed, 1 1/8 in. 26-Spline, 2.66 First Gear, 0.63 Overdrive, Each

Part Number: REM-TUET18131

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

• Drop Ship
• Freight Charge
• Special Order

Automatic Transmission Rebuild Components, NSS Adapter, Mopar, 42RE, 44RE, 46RE, 47RE, Kit

Part Number: SOX-22179-06K

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/24/2025

• $10.00 Summit Bucks

Shift Fork, Richmond T-10, 4-Speed, Each

Part Number: RMG-1304096002

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/24/2025

Automatic Transmission Controllers, Converter Lockup, Buick, Chevy, GMC, Oldsmobile, Pontiac, 700R4, 200-4R

Part Number: BMM-80217

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/24/2025

• Free Shipping

Transmission Controller, TCU 2.0, Ford, 4R100, E4OD, 5R55E, Each

Part Number: TCI-30383-KIT

Not Yet Reviewed

Estimated Ship Date: Monday 11/24/2025

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Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, Chevy, Tri-5, 1955-57, Kit

Part Number: AWR-COGM-B1FX

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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• Free Shipping
• Special Order

Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, GM, F-Body, 1970-74, Kit

Part Number: AWR-COGM-F2FX

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order