Motorcycle frame

A motorcycle frame comprising:

• a main frame having a front end and a rear end, the main frame comprising a steering assembly member located at the front end of the main frame, a plurality of lower longitudinal members connected to and extending rearward from said steering assembly member and terminating at the rear end of the main frame, a plurality of upper longitudinal members connected to the steering assembly member and disposed generally above the lower longitudinal members, an upper frame cross member located at the rear end of the main frame and extending between the plurality of upper longitudinal members, a first lower frame cross member located at the rear end of the main frame and extending between the plurality of lower longitudinal members;
• main contoured members located at the rear end of the main frame and extending between the upper frame cross member and the lower frame cross member, the main contoured members being located inward of the upper longitudinal members and the lower longitudinal members;
• a rear frame, comprising a plurality of longitudinal members coupled at one end thereof, and a plurality of rear contoured members disposed between, and inward of, said longitudinal members, said rear frame being pivotally mounted to said main frame;
• and
• wherein the motorcycle frame is adapted to carry the drive member outward of said main and rear contoured members.