The inside of the lower arm is connected to the cross member or the frame with the bushing, and the outside is connected to the steering knuckle with the ball joint, and the steering device is installed to change the height and angle based on the action of the steering device and shock of the road and absorbs shock during the drive.

Upper arm: The arm installed on the width on the upper part of the independent suspension device, where the inside is connected to the frame with the bushing and the outside is connected to the steering knuckle with the ball joint, etc, and the change in height and angle based on road shock is absorbed.