A camber angle changing mechanism is provided with a base member connected to the vehicle body side, a motor provided to the base member and generating rotational driving force, a rotating power transmitting mechanism that transmits the driving force of the motor, a transmitting member connected to the power transmitting mechanism through a first connecting section, a movable member for rotatably supporting the wheel, connected to the transmitting member through a second connecting member, and changing the camber angle of the wheel by being pivoted relative to the base member by the driving force of the motor; transmitted from the transmitting member, and a device for switching between a first state in which the second connecting section, the first connecting section, and a gear rotation axis are rectilinearly arranged in that order from the wheel side and a second state in which the second connecting section, the gear rotation axis, and the first connecting section are rectilinearly arranged in that order from the wheel side.