Gears: These transfer power from one shaft to a different. The torque transferred from the gears depends on the number of ridges and enamel and the equipment dimensions. Primary Shaft is generally known as output shafts. It revolves at another speed as well as presents mandatory torque on the vehicles. https://andygnmml.sharebyblog.com/33974978/automobile-gearbox-things-to-know-before-you-buy