The very first DCT to achieve output was the Easidrive automatic transmission introduced to the 1961 Hillman Minx mid-sizing automobile. This was accompanied by numerous jap European tractors throughout the seventies (applying handbook Procedure by using only one clutch pedal), then the Porsche 962 C racing motor vehicle in 1985. https://lanelzzfs.mybuzzblog.com/13499793/gearbox-auto-secrets