Synchrotech

SYN120

Synchrotech® 3-4 Pro Series Carbon Synchro Transmission Synchronizer Set - Honda Acura B Series GSR ITR B18C with case ID (Y80 S80 S4C S21 Y21 YS1)

Rebuild Kits

Carbon fiber lining - A full carbon lining instead of just a coating
Stronger brass body - The brass body has been upgraded to a stronger Japanese brass composition
Improved lock angle - The lock angle has been changed to aid in higher RPM shifts
More surface contact - The synchronizer carbon fiber lining has increased surface contact

Synchrotech® 1-5 Pro Series Carbon Synchros...what racers prefer! At Synchrotech Transmissions, we are committed to providing the best Honda and Acura synchronizers in the industry. We have tested several different carbon compounds side by side against OEM brass, carbon moly coated, and other carbon fiber synchronizers and our Synchrotech Pro Series Carbon Lined Synchros out perform in every way. Please let us know if you have any questions regarding fitment for your transmission and we will be happy to help you.

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