To secure a space for arranging an on-vehicle component on a motorcycle without increasing the size of the motorcycle. A motorcycle includes a front wheel, an engine, and a rear wheel disposed on a vehicle body in this order from the front. An exhaust pipe extends rearwardly from the engine with a muffler provided at the rear end of the exhaust pipe. The muffler is disposed on the rear portion of the vehicle body frame between left and right rear frames above the rear wheel. The rear portion of the exhaust pipe is connected to the muffler after being disposed near the right rear frame. A space for arranging an on-vehicle component, such as a battery or a key cylinder, is secured between the rear portion of the exhaust pipe and the left rear frame.