Transmissions & Transmission Parts

GearStar Quick4 Transmission Controllers GSUSQ44L60/65

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

Part Number: GES-GSUSQ44L6065

Not Yet Reviewed

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GearStar Quick4 Transmission Controllers GSUSQ44L80/85

Automatic Transmission Controller, Quick4, Chevy, 4L80-E, 4L85-E, Kit

Part Number: GES-GSUSQ44L8085

Not Yet Reviewed

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Sonnax Zip Kits ZF8-ZIP

ZIP KIT

Part Number: SOX-ZF8-ZIP

Not Yet Reviewed

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Summit Racing™ Torque Converter Lockup kits SUM-705419

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

Part Number: SUM-705419

3.0 out of 5 stars ( 2 )

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Sonnax Zip Kits ZF6-6R60-ZIP

Shift Kit, Zip Kit, BMW, Ford, Infiniti, Lexus, Volkswagen, Volvo, Kit

Part Number: SOX-ZF6-6R60-ZIP

4.67 out of 5 stars ( 3 )

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Sonnax Zip Kits 6R80L-6R100-ZIP

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

Part Number: SOX-6R80L6R100ZI

5.0 out of 5 stars ( 1 )

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Sonnax Heavy-Duty Remanufactured Valve Bodies F095HD

HD REMANUFACTURED VALVE BODY

Part Number: SOX-F095HD

Not Yet Reviewed

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Chevrolet Performance Torque Converter Lock-Up Kits 24502513

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

Part Number: NAL-24502513

3.0 out of 5 stars ( 5 )

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Sonnax Zip Kits ZF6-GEN2-ZIP

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

Part Number: SOX-ZF6-GEN2-ZIP

Not Yet Reviewed

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Sonnax Zip Kits ZF6-053-ZIP

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

Part Number: SOX-ZF6-053-ZIP

Not Yet Reviewed

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GearStar GM 4L80E Level 4 Transmissions GS4L80ELSL4

Automatic Transmission, Up to 800 hp/700 ft. lbs, Rated Max, Level 4, 4L80E, RWD, 2,800 - 3,400 Stall, LS Bellhousing, Chevrolet, Kit

Part Number: GES-GS4L80ELSL4

1.0 out of 5 stars ( 1 )

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Sonnax Zip Kits 46-47RHE-ZIP

SURE CURE KIT

Part Number: SOX-46-47RHE-ZIP

Not Yet Reviewed

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American Powertrain ProFit Tremec TKX Manual Transmission and Installation Kits COGM-A1FX

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: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

American Powertrain ProFit Tremec TKX Manual Transmission and Installation Kits for 1956-1962 CORVETTE - COGM-C1FX

Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, Chevy, Corvette, 1956-62, Kit

Part Number: AWR-COGM-C1FX

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

RevMax Billet High Performance Towing/HD Valve Bodies 68RFE-300A

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

Part Number: RVM-68RFE-300A

5.0 out of 5 stars ( 1 )

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Tremec Magnum XL 6-Speed Transmissions TUET18131

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: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Tremec Magnum XL 6-Speed Transmissions TUET18132

Manual Transmission, Magnum XL, 6-Speed, 1 1/8 in. 26-Spline, 2.97 First Gear, 0.63 Overdrive, Each

Part Number: REM-TUET18132

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Sonnax NSS Adapter Kits 22179-06K

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

Part Number: SOX-22179-06K

4.5 out of 5 stars ( 2 )

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Richmond Gear Manual Transmission Replacement Parts 1304603010

Kit , detent for T-10 4 speed

Part Number: RMG-1304603010

Not Yet Reviewed

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B&M ShiftPlus Electronic Shift Improver Kits 70380

Shift Improver, ShiftPlus Electronic, GM 4L60E, 4L80E, Each

Part Number: BMM-70380

3.82 out of 5 stars ( 11 )

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B&M Powerswitches for Clutch Converters 80217

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

Part Number: BMM-80217

4.6 out of 5 stars ( 5 )

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American Powertrain ProFit Tremec TKX Manual Transmission and Installation Kits COGM-A2HMX

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

Part Number: AWR-COGM-A2HMX

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

American Powertrain ProFit Tremec TKX Manual Transmission and Installation Kits COGM-B1FX

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: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

American Powertrain ProFit Tremec TKX Manual Transmission and Installation Kits for 1975-1981 CAMARO, FIREBIRD - COGM-F3FX

Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, GM, F-Body, 1975-81, Kit

Part Number: AWR-COGM-F3FX

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

American Powertrain ProFit Tremec TKX Manual Transmission and Installation Kits COGM-T1FX

Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.82:1 Fifth Gear, Truck, Chevy/GMC, C10/C15/C1500, Kit

Part Number: AWR-COGM-T1FX

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today