The initial automatic transmission to utilize a torque converter (as opposed to a fluid coupling) was the Buick Dynaflow, which was released for the 1948 model calendar year. In usual driving, the Dynaflow utilized just the major equipment, depending on the torque multiplication of your torque convertor at lessen speeds. https://garrettbhigg.blogmazing.com/33283347/top-latest-five-gearbox-auto-urban-news