51 13... Replacing front radiator grille, middle left or right

Lever out upper catches (3) and separate inner section (2) from chrome ring (1).

Fig 1: Identifying Catches And Separating Inner Section From Chrome Ring

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Check inner section (1) for damage.

Retaining lugs (3) and (4) along line (2) must not be damaged.

Fig 2: Checking Inner Section & Retaining Lugs For Damage

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Check chrome ring (1) for damage.

Catches (4) and guides (3) along line (2) must not be damaged.

Fig 3: Checking Chrome Ring And Catches And Guides For Damage

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Assemble chrome ring (1) and inner section (2).

Make sure catch (3) is correctly assembled.

Fig 4: Assembling Chrome Ring And Inner Section

Courtesy of BMW OF NORTH AMERICA, INC.