Remove complete rear axle support

→ Release the ground cable of the rear axle support

NOTE: The following step(s) must be performed if the listed component(s) is/are installed.

Loosen screw (1).
The ground cable (2) has been released from the rear axle support.

Courtesy of BMW OF NORTH AMERICA, INC.
Carefully lower rear axle support and remove.

Courtesy of BMW OF NORTH AMERICA, INC.