It was initially released in 1939 for cars. It is made of the fluid coupling and a few planetary gears. They collectively make 3 forward and just one reverse speed. There is no clutch for engagement and disengagement through the motor. Most transmissions in modern-day automobiles use synchromesh to https://gearbox75297.blogsvila.com/33938963/5-tips-about-gearbox-you-can-use-today