Abstract: A light-duty trailer hitchable to a passenger car, van or the like, includes a separate chassis element equipped with wheels, and an interchangeable platform mountable thereon. The chassis element is provided with means for hauling the platform on top of the chassis element. The chassis element has its rear section provided with a guide roller close to an axial line extending between the wheels, and the underside of the platform is provided with a guide bar extending lengthwise of the platform and intended for cooperation with the guide roller as the platform is being hauled on top of the chassis element.