The gear ratios in TREMEC manual 5- and 6-speed transmissions to give customers maximum flexibility when paired with a wide array of engines. There are even are optional gear sets for the TKX 5-speed and Magnum 6-speed transmissions, providing even more optimization possibilities for car builders to better match the ratios for their vehicle use and engine power curve. Read More “TREMEC Aftermarket Manual Transmission Gear Ratios”