The output from your engine is distributed to your gearbox employing a clutch shaft. This shaft lets to have interaction and disengage the motor output. Spur and helical gears are used in the sliding mesh gearbox to act. Spur equipment’s enamel create a parallel connection with the gear axis. https://gearbox53185.bloguetechno.com/facts-about-gearbox-revealed-68911709