A motor structure of an electric vehicle which is driven by an electric motor.
The motor structure comprises an electric motor unit including the electric motor
and differential gears, and a radiator for cooling the electric vehicle. Accessories
are mounted on the electric motor unit. The radiator is positioned at a front side
of the electric vehicle and in front of the electric motor unit. In this motor
structure, one of universal joints, each of which connects a drive shaft on the
differential gears side and a drive shaft on a wheel side, is adjacent to a side
of the electric motor, which is in the form of a cylinder.