The 5-Second Trick For gearbox auto
The 1st automatic transmission to use a torque converter (rather than a fluid coupling) was the Buick Dynaflow, which was launched for the 1948 model year. In typical driving, the Dynaflow utilised just the best gear, relying on the torque multiplication with the torque convertor at reduce speeds. The Dynaflow was followed by the Packard Ultramatic