The initial automatic transmission to use a torque converter (as opposed to a fluid coupling) was the Buick Dynaflow, which was released for the 1948 product calendar year. In standard driving, the Dynaflow employed just the best equipment, depending on the torque multiplication of your torque convertor at lessen speeds. https://gearbox-auto99639.widblog.com/89060396/gearbox-auto-options