A garage door opening device for a motorcycle is provided that includes a vehicle-side communicating device configured to transmit a door opening or closing signal to a garage-side communicating device. The garage door opening device also includes a manual operation switch configured to initiate sending of the opening or closing signal via the vehicle-side communicating device. The vehicle-side communicating device and the manual operation switch are located separately from each other. The vehicle-side communicating device is disposed inside a front cowl that is forward of a meter housing of the motorcycle.