34 21 131 Replace the retaining ring for the left (or right) brake pads (2' Series coupe and convertible, 2017-2021)

Necessary preliminary tasks: 

• Refer to REMOVING BRAKE SHOE EXPANDER .
• Refer to REMOVING WHEEL HUB .

Release screws (2) and remove caliper carrier (3).

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Installation note: 

Tightening torque 34 21 3AZ .