It is a part of the chassis from the front wheels, which supports the tire and the body of the vehicle and is connected to the direction system. Manipulating and giving the wheel with the rudder angle, it also has the role of changing the direction of the vehicle.

It is a part that absorbs the vibration from the tire and together properly controls the movement of the arm and through the rubber Bush and fix the front lower arm and body.

It is a piece that is located in the center of the axis, which joins a shaft to tire wheels. In recent times,is unified and incorporated directly into the bearing.

It is a part of the chassis from the rear wheels of the vehicle, which is joined to the body and controls the movement of the tires.

It is a part of the chassis from the rear wheels of the vehicle, which with hub bearing, dumper, arm and other parts makes up the rear suspension. It is a piece which maintains the proper direction of the wheels, in the event that the vehicle climb to the curb, absorb the impact, and the wheels transmit to the dumper a movement up and down and force affect the addresses.