Abstract: Removeable cab for attachment to the front of a motorcycle having a telescoping tube front wheel, after removal of the front wheel, to produce a three-wheeled vehicle powered by the engine of the motorcycle, wherein the cab comprises an elongated housing providing a compartment for an operator of the three-wheeled vehicle, with the housing being provided with a pair of spaced wheels near its front, with connection elements including a pair of vertically inclined tubular members which fit into the suspension mounting brackets of the motorcycle, after removal of the front wheel and its fork tubes, to mount the cab onto the front of the motorcycle, and with control elements which cooperate with controls on the motorcycle to guide, throttle, clutch, shift gears, and brake the three-wheeled vehicle in a manner similar to normal motorcycle operation.