To suppress the transmission of the tortional oscillation of a rear axle housing to a body.

In this wheel axle suspension type axle, a rear axle housing 2 arranged in the width direction of a body; a final reduction gear installed to the rear axle housing 2, and to give a tortional oscillation making its center axial line as the center to the rear axle housing 2; and an upper control arm 19 to connect the body and the rear axle housing 2; are provided. In such a wheel axle suspension type axle, at the position to be the node of the oscillation mode in the tortional resonance time of the rear axle housing 2, a bracket 17 to connect the upper control arm 19 and the rear axle housing 2 is provided.