Abstract: A motorcycle carrier adapted for use with a conventional tow truck which includes a longitudinal, truck body-mounted, rearwardly and upwardly projecting crane having a depending, power-winch actuated lift cable; the motorcycle carrier comprising--in initially knocked-down but readily assembled form--a longitudinal, rearwardly extending, motorcycle-receiving boom unit coupled at the front end to the rear of the truck for selective positioning, in laterally stabilized relation, between a lowered position inclining downwardly and rearwardly into ground engagement for loading of a motorcycle onto the boom unit, and a raised aboveground, substantially horizontal position for transport of the motorcycle on said boom unit, and transversely spaced suspension straps secured to the rear end of the boom unit, thence extending upwardly in straddling and lateral tilt-preventing relation to the supported motorcycle, and connected at their upper ends to the lift cable whereby the latter serves to vertically adjust and posit