To enable movement of a tricycle without trouble and without requiring assistance of another person even if a user is hard to walk and can not use his/her both hands freely by providing the tricycle capable of being pedalled by the user seated on a seat arranged in the vicinity of a pair of rear wheels therebetween and capable of being operated in its steering handle for a front wheel.

A seat 11 mounted on a support frame 8 is positioned in the vicinity of rear wheels 9, 9 for reducing the vehicle length as much as possible and positioned between a pair of rear wheels 9, 9 for improving the stability at the time of riding operation, and also the whole center of gravity including the weight of rider is set ahead of the center of rotation of the wheels 9 and the user can set thereon from the walking condition. After the user's feet are placed on pedals 6, 6 and a parking brake is released while operating an operation lever 14, a steering handle 4 is held and pedal cranks 5 are turned to perform the running of tricycle. Accordingly even a user who is hard to walk or is hard to move his/her one hand the user can drive the tricycle safely without assistance of helper and the like.