The automobile can be considered to consist of five basic components :
(a) The Engine or Power Plant : It is source of power.
(b) The Frame and Chassis : It supports the engine, wheels, body, braking system, steering, etc.
(c) The transmission which transmits power from the engine to the car wheels. It consists of clutch, transmission, shaft, axles and differential.
(d) The body fitted on chassis.
(e) Accessories including light, air conditioner/hearer, stereo, wiper, etc.