A gearbox or simply a transmission system in an automobile can be a device which employs several gears, shafts and actuating elements to transmit energy from motor to your wheels. For more more info, here is a detailed article on gearboxes or transmission programs Employed in automobiles. An epicyclic gearbox, generally known as a planetary equipment program, https://automobilegearbox64185.digitollblog.com/33961468/automobile-gearbox-fundamentals-explained