The present invention relates to an improvement of the driving characteristics of an electric vehicle in which each of the driving wheels is adapted to be driven by its individual driving motor, and more particularly, firstly to an improvement of the driving characteristics of the electric vehicle without complication of the mechanical structure thereof and secondly to an improvement of the motion characteristics of the electric vehicle by simplifying the structure of steering wheel also having a function of driving wheel and by increasing the degree of freedom of the swiveling action of the steering wheel.In order to achieve these objects, according to the present invention, each of the driving wheels arranged at both sides of the electric vehicle is provided with an independently controlled driving motor and such a structure is applied also to the steering wheels.