Patent ID: 8413755

Claim:
A motorcycle comprising: a rear fork attached to a body frame so as to swing up and down freely; a rear wheel attached to a rear end portion of the rear fork; a gear case attached to a first side of the rear wheel; a drive shaft, which is provided between the gear case and an output shaft of a power unit, and which, together with the gear case, transmits the output of the power unit to the rear wheel; a first extending portion of the rear fork which extends to the first side of the rear wheel; a second extending portion of the rear fork which extends to a second side of the rear wheel, and a torque rod extending adjacent to and exterior of the first extending portion, said torque rod being operatively connected to an outer periphery portion of the gear case for linking the outer periphery portion of the gear case to a front end portion of the rear fork for preventing rotation of the gear case; wherein the drive shaft passes through the first extending portion, and the first extending portion, which has an open cross-section structure, is made wider than the second extending portion, which has a closed cross-section structure, and further comprising: a rear axle extending between rear portions of the first and second extending portions of the rear fork, wherein the gear case and the first extending portion are mounted on the rear axle independently of each other in positions such that one lateral side of the gear case directly faces the first side of the rear wheel, and an opposite lateral side of the gear case directly faces the rear portion of the first extending portion, wherein the second extending portion includes an angle pipe attached to a joint portion formed on a cross portion of the rear fork, and a solid member attached to a rear end portion of the angle pipe.