Motorcycle

A motorcycle for rough terrain use comprising a frame assembly comprised of a head pipe dirigibly supporting a front wheel, a pair of main frame members having a generally box shaped cross section affixed at their front ends to said head pipe and extending downwardly and rearwardly therefrom, said main frame members diverging from a longitudinal center plane rearwardly of said head pipe, a radiator carried by said frame assembly continuous to and below said main frame members adjacent said head pipe, a seat carried by said frame assembly rearwardly of said head pipe and having a top surface and a pair of side surfaces each terminating adjacent to portions of said main frame members and in non-overlapping relation thereto, a pair of radiator covers affixed relative to said frame assembly each on a respective side of said radiator and terminating adjacent to portion of said main frame members in non-overlapping relation thereto, the side surface of said seat, said main frame members and said radiator covers each being exposed to view from the side, and means for providing a substantially contiguous surface area between said radiator covers, said main frame members and said seat sides for gripping of the motorcycle by the legs of a rider seated upon the seat on any of a variety of positions.