The 1st automatic transmission to make use of a torque converter (in place of a fluid coupling) was the Buick Dynaflow, which was introduced for your 1948 model calendar year. In ordinary driving, the Dynaflow utilized only the top rated gear, depending on the torque multiplication from the torque convertor https://gearboxauto64185.boyblogguide.com/32826664/little-known-facts-about-gearbox-auto