Most transmissions in modern day automobiles use synchromesh to synchronise the speeds of the enter and output shafts. However, previous to the 1950s, most automobiles made use of non-synchronous transmissions. An automated transmission will not demand any input from the driver to alter forward gears underneath normal driving problems. https://gearbox27902.newbigblog.com/39969498/getting-my-gearbox-to-work