Overhaul
51 12 001 Replacing Rear Bumper (Z3 roadster, M roadster)
Unscrew license plate (Z3 roadster only).
Remove complete rear bumper. Removing and Installing Complete Rear Bumper Z3 Roadster, M Roadster, Z3 Coupe, M Coupe)
US version also (Z3 roadster only):
Unfasten screws (1) (from below/inside) and (2) and remove baseplate (3) from licence plate.
Remove rear bumper centre section (support member):
Unfasten expanding rivets (1) and remove centre section of bumper (2).
NOTE: The operations "Removing rear centre section of bumper (carrier) (51 12 011)" end here.
Only replacement of "rear bumper trim and bumper":
Unclip finisher strip for towing eye and remove catch band.