The 1st automatic transmission to utilize a torque converter (instead of a fluid coupling) was the Buick Dynaflow, which was launched for the 1948 design 12 months. In normal driving, the Dynaflow utilised just the major gear, counting on the torque multiplication with the torque convertor at lower speeds. The https://gearbox-auto31852.anchor-blog.com/13964383/gearbox-auto-things-to-know-before-you-buy