The gearbox by itself can be pretty compact. Think about a metal box housing these parts, normally bolted to the car’s motor. The Automated Guide gearbox (AMT) can be an automatic gearbox that employs an actuator and an onboard computer to recognize which gear to alter at which motor pace. https://elliotssspn.blogoxo.com/32636028/rumored-buzz-on-gearbox-auto