Abstract: A mobile mounting and maintenance center intended to be set up on a free space such as a parking lot of a hypermarket in order to carry out the mounting of tires and the peripheral maintenance of automobiles. The center comprises a first stall (10) and a second stall (12) connected by a roof (14) and separated by a space under the roof in which an automobile is positioned, which first stall is constituted by a first zone for the mounting of tires on the automobile and by a second zone for carrying out operations of peripheral maintenance on another automobile at the same time.