A motorbike whose driving force is enhanced and whose wheels are prevented from slipping is disclosed. The present invention includes a main body; an air suction section provided in the main body; a front rear wheel assembly provided in the front and rear side of the main body; a connection bar and a connection link; a brake mechanism constituted by a brake disc fixed to the rotation shaft of the main body and a caliper which presses portions of the brake disc to apply a braking force; and a controller constituted by an acceleration pedal and a braking pedal which are respectively connected to the engine and the brake mechanism through a flexible cable, the acceleration pedal and the braking pedal being hinge-joined to each other at one end thereof to control driving of the engine and braking of the rear wheel shaft, respectively.