US Patent 7377552 Fuel tank for straddle vehicle

A straddle vehicle includes a main frame obliquely extending downward and rearward from a head pipe. Right and left sub-frames obliquely extend downward and rearward from the main frame, and seat rails obliquely extend upward and rearward from the sub-frames. A cross member extends between the seat rails. A rear cushion unit is supported by the cross member and an upper portion of the rear arm and slants forward. A lower portion of a fuel tank projects downward to a space defined between the rear cushion unit and a rear wheel.