Apparatus for controlling overall height of vehicle

Vehicle height adjusting device according to one embodiment of the invention, and one end is connected to the double arm, which one arm of the double arm to connect the main frame and the wheel of the vehicle of the vehicle, the impact transmitted from the wheel a spring damper, the spring damper for absorbing one end and is connected, and one end is connected to the hinge and the hinge for rotating the rotating shaft connected with said main frame so as to move the spring damper up and down based on, for rotation of the hinge It may include a linear actuator that provides the thrust.