The initial automatic transmission to implement a torque converter (instead of a fluid coupling) was the Buick Dynaflow, which was introduced for that 1948 design yr. In standard driving, the Dynaflow utilised just the leading gear, depending on the torque multiplication with the torque convertor at lower speeds. The Dynaflow https://gearbox-auto62838.blogzag.com/77829445/new-step-by-step-map-for-gearbox-auto