STAKING ASSEMBLY, STAKING ASSEMBLY MANUFACTURING METHOD, HUB UNIT BEARING, HUB UNIT BEARING MANUFACTURING METHOD, AUTOMOBILE, AND AUTOMOBILE MANUFACTURING METHOD

Axial relative movement of an auxiliary member () and a hub body () is performed, the hub body () and an inner race () are combined with each other in an axial direction, and a part of the hub body () deformed by a blade () of the auxiliary member () is disposed inside an engagement concave portion () of the inner race ().