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Transmission Parts

Ensure your racing vehicle operates at its fullest potential with our performance transmission parts. HPTautosport carries high-performance, durable, and affordable aftermarket transmission parts to help you build the best possible race car.

We offer aftermarket transmission parts for both street and race applications; find shifters, swap axle kits, clutch kits, carbon rebuild kits, and more. Plus, we price match, so you can receive unparalleled quality at a fraction of the cost.

Transmissions are prone to failure, so stay fast and in control with new parts. Browse our selection of performance transmission parts today.

Synchrotech 3-4 / 5-6 Dual Cone Brass Synchro RSX K20 EP3 SYN-K20-3B

Synchrotech 3-4 / 5-6 Dual Cone Brass Synchro RSX K20 EP3 SYN-K20-3B
Synchrotech 94-01 B Series Bearing Seal Kit BSK-S80 - HPTautosport

Synchrotech 94-01 B Series Bearing Seal Kit BSK-S80
Synchrotech Bearing and Seal Kit 92-93 (YS1) BSK-YS1 - HPTautosport

Synchrotech Bearing and Seal Kit 92-93 (YS1) BSK-YS1
Synchrotech Carbon Master Rebuild Kit Civic Si 2006-2010 - MK-SYN117-3

Synchrotech Carbon Master Rebuild Kit Civic Si 2006-2010 - MK-SYN117-3
Synchrotech Carbon Rebuild Kit 02-05 Civic Si 02-06 RSX Base 5 Speed - BSK-SYN116

Synchrotech Carbon Rebuild Kit 02-05 Civic Si 02-06 RSX Base 5 Speed - BSK-SYN116
Synchrotech Carbon Rebuild Kit Acura RSX Type S 02-04 BSK-SYN118 - HPTautosport

Synchrotech Carbon Rebuild Kit Acura RSX Type S 02-04 BSK-SYN118
Synchrotech Carbon Rebuild Kit Acura RSX Type S 05-06 / 06-08 TSX BSK-SYN117

Synchrotech Carbon Rebuild Kit Acura RSX Type S 05-06 / 06-08 TSX BSK-SYN117
Synchrotech Carbon Rebuild Kit Civic Si 2006-2010 BSK-SYN117-3

Synchrotech Carbon Rebuild Kit Civic Si 2006-2010 BSK-SYN117-3
Synchrotech Carbon Rebuild Kit FD2 CTR 07+ BSK-SYN117-4

Synchrotech Carbon Rebuild Kit FD2 CTR 07+ BSK-SYN117-4
Synchrotech Carbon Rebuild Kit K20 01-04 DC5 ITR 04-05 TSX BSK-SYN118A

Synchrotech Carbon Rebuild Kit K20 01-04 DC5 ITR 04-05 TSX BSK-SYN118A
Synchrotech Carbon Synchro Sleeve Set 3-4 K Series (6 speed) SO-K20-3C

Synchrotech Carbon Synchro Sleeve Set 3-4 K Series (6 speed) SO-K20-3C
Synchrotech Focus ST / MMT6 / ST250 / ST220 Pro-Series Carbon Synchro Set SYN-MMT6

Synchrotech Focus ST / MMT6 / ST250 / ST220 Pro-Series Carbon Synchro Set SYN-MMT6
Synchrotech FRS / BRZ GT86 Pro-Series Carbon Synchro Set - SYN-GT86

Synchrotech FRS / BRZ GT86 Pro-Series Carbon Synchro Set - SYN-GT86
Synchrotech Honda Acura B-Series Weighted Shift Knob ST-SK

Synchrotech Honda Acura B-Series Weighted Shift Knob ST-SK
Synchrotech Honda Acura Synchro Spring Set 1-6 K20 EP3 FN2 FD2 6MT SP117

Synchrotech Honda Acura Synchro Spring Set 1-6 K20 EP3 FN2 FD2 6MT SP117
Synchrotech Hub 3-4 K20 6 Speed SH-K20

Synchrotech Hub 3-4 K20 6 Speed SH-K20