Most transmissions in present day cars use synchromesh to synchronise the speeds on the input and output shafts. On the other hand, ahead of the fifties, most automobiles used non-synchronous transmissions. Spur and helical gears are used in the sliding mesh gearbox to act. Spur gear’s tooth generate a https://gearbox91233.blogdanica.com/33752267/the-2-minute-rule-for-gearbox