In-wheel motor unit coupling structure

An in-wheel motor unit coupling structure includes an in-wheel motor unit disposed inside a wheel of a vehicle, the in-wheel motor unit being configured to support the wheel such that the wheel is rotatable, the in-wheel motor unit including an electric motor that is a rotational driving source of the wheel; and a shock absorber coupled to the in-wheel motor unit, the shock absorber being a component of a vehicle suspension, a lower end portion of the shock absorber being fastened to a vehicle center side, in a vehicle width direction, of a motor part (22) so as to be pressed against the motorpart (22) outward from the vehicle in the vehicle width direction, the motor part being a part in which the electric motor of the in-wheel motor unit is built. 轮内马达单元联接构造具备：轮内马达单元，配置于车辆的轮内，被配置为以可旋转的方式对所述轮进行保持，包括作为所述轮的旋转驱动源的电动马达；以及减震器，与所述轮内马达单元联接。所述减震器构成车辆用悬架装置。所述减震器的下端部以朝向车宽方向上的车辆外方被按压于马达部(22)的方式被紧固于该马达部(22)的车宽方向上的车辆中央侧。所述马达部是内置有所述轮内马达单元的所述电动马达的部分。