Required for repair
Z4 18i (N20) Convertible
Z4 20i (N20) Convertible
Z4 23i (N52N) Convertible
Z4 28i (N20) Convertible
Z4 30i (N52N) Convertible
Z4 35i (N54) Convertible
Z4 35is (N54T) Convertible
Performed using adhesive bonding/
riveting repair method.