The first DCT to achieve production was the Easidrive automatic transmission released to the 1961 Hillman Minx mid-dimension car or truck. This was accompanied by various eastern European tractors in the 1970s (using manual Procedure by way of only one clutch pedal), then the Porsche 962 C racing motor vehicle https://gearbox-auto05791.blogoxo.com/33952512/the-best-side-of-gearbox-auto