Transmissions & Transmission Parts

Sonnax Rear Sun Gear Kits 18032-RSK

REAR SUN GEAR

Part Number: SOX-18032-RSK

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Hays Twister Full Race 2,400-2,800 Stall Torque Converter 97-1J24F

Torque Converter, Twister Full Race, 9.600 in. Diameter, 35 Spline, 2400-2800 RPM Stall, 11.50 in. Bolt Circle, 4L80E, Each

Part Number: HAY-97-1J24F

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Silver Sport EasyFit Tremec TKX Transmission Kits for 1968-1979 CORVETTE - EFKC3ETKX

Manual Transmission and Installation Kit Combo, EasyFit Tremec TKX, 5 Gears, 1.125 in. - 26-spline, 31-spline Output, Crossmember, Mount, Chevy, Kit

Part Number: IST-EFKC3ETKX

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Hays Twister Full Race 2,800-3,200 Stall Torque Converter 97-3A28F

Torque Converters, Twister Full Race, 2,800-3,200 rpm Stall Speed Range, 24-spline, 10.00 in. Diameter, A727/A727 (36RH), Chrysler, Dodge, Jeep, Each

Part Number: HAY-97-3A28F

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

FTI Performance SRL-3 Series Billet Triple Clutch 3,200 Stall Torque Converter SRL6R0082-3L

Torque Converters, SRL-3 Series Billet Triple Clutch, 1.375 in. Crank Pilot Diameter, 32-spline, 9.500 in. Diameter, Ford, 6R80, Each

Part Number: FTI-SRL6R0082-3L

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

American Powertrain ProFit Tremec TKX Manual Transmission and Installation Kits for 1970-1974 CAMARO, FIREBIRD - COGM-F2FX

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: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

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 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

FTI Performance Planetary Gear Sets F2540TSS

1.69 PLANETARY LONG 400 OUTPUT 300M STANDARD IN OUR 3000HP 32 SPLINE OUTPUT SHAFT TH400

Part Number: FTI-F2540TSS

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Beck/Arnley Transmission Stepper Motors 047-0021

Transmission Solenoid, Transmission Stepper Motor, Dodge, Jeep, Mitsubishi, Nissan, Suzuki, Each

Part Number: BCK-047-0021

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: 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 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

FTI Performance SRL-3 Series Billet Triple Clutch 3,200 Stall Torque Converter SRLT40082-3

GM TORQUE CONVERTER, 4L80E, 4L85E, LT MOTOR, TRIPLE CLUTCH 3200 STALL

Part Number: FTI-SRLT40082-3

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Sonnax Hydraulic Line Pressure Booster Kits 4R100-LB1

Pressure Booster, Hydraulic Line, TV Boost Valve, Ford, 4R100, E4OD, Kit

Part Number: SOX-4R100-LB1

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

FTI Performance SRL-3 Series Billet Triple Clutch 4,000 Stall Torque Converter SRL88082-3

GM TORQUE CONVERTER, 6L80E, 6L85E,6L90E TRIPLE CLUTCH 4000 STALL HARD HIT

Part Number: FTI-SRL88082-3

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Sonnax Big Input Shaft Kits 353532-01K

BIG INPUT SHAFT KIT

Part Number: SOX-353532-01K

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Sonnax Hydraulic Line Pressure Booster Kits 4R70W-LB1

Pressure Booster, Hydraulic Line, TV Boost Valve, Ford, 4R70W, 4R75W, Kit

Part Number: SOX-4R70W-LB1

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Sonnax Extreme Planetary Assemblies 28169G-06

PLANET ASY, 169, STD SFT.EXT, 24T GM POWERGLIDE

Part Number: SOX-28169G-06

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Hays Twister Full Race 2,800-3,200 Stall Torque Converter 97-1D28F

Torque Converters, Twister Full Race, 2,800-3,200 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevrolet THM400, Buick, Chevy, Jeep, Each

Part Number: HAY-97-1D28F

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

FTI Performance SRL-3 Series Billet Triple Clutch 3,600 Stall Torque Converter SRLS0086-3C

Torque Converters, SRL-3 Series Billet Triple Clutch, 30-spline, 9.500 in. Diameter, Chevy, 4L65E, 4L60E (Corvette Transaxle) 2005 Corvette Only, Each

Part Number: FTI-SRLS0086-3C

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Silver Sport EasyFit Tremec TKX Transmission Kits for 1967-1976 DART, VALIANT, 1970-1976 DUSTER - EFKMA2TKX

Silver Sport EasyFit TREMEC TKX Install Kit 67-76 Mopar A-Body

Part Number: IST-EFKMA2TKX

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Silver Sport EasyFit Tremec TKX Transmission Kits EFKMETKX

Silver Sport EasyFit TREMEC TKX Install Kit Mopar 70-74 E-Body, 71-74 B-Body

Part Number: IST-EFKMETKX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 24, 2026 if ordered today

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Estimated Ship Date: Mar 24, 2026 if ordered today

FTI Performance Planetary Gear Sets F2540SSLM

1.69 PLANETARY LONG 300M SHAFT COMPLETE

Part Number: FTI-F2540SSLM

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

American Powertrain ProFit Tremec TKX Manual Transmission and Installation Kits for 1963-1967 CHEVY II - COGM-X1FX

Transmission Combo, ProFit, Tremec TKX, 5-Speed, 2.87:1 First Gear, 0.68:1 Fifth Gear, Chevy, Chevy II/Nova, 1962-67, Kit

Part Number: AWR-COGM-X1FX

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Hays Twister Full Race 3,600-4,200 Stall Torque Converter 97-1D36F

Torque Converters, Twister Full Race, 3,600-4,200 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevrolet THM400, Buick, Chevy, Jeep, Each

Part Number: HAY-97-1D36F

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Hays Twister Full Race 2,400-2,800 Stall Torque Converter 97-3A24F

Torque Converters, Twister Full Race, 2,400-2,800 rpm Stall Speed Range, 24-spline, 10.00 in. Diameter, A727/A727 (36RH), Chrysler, Dodge, Jeep, Each

Part Number: HAY-97-3A24F

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Sonnax Extreme Planetary Assemblies 28169G-06SP

PLANET ASY, 169, SHORT SHFT, 24T POWERGLIDE, ULTRA HI STR SHFT

Part Number: SOX-28169G-06SP

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today