51 31 021 Removing and installing/replacing rubber frame for windscreen (top)

Necessary preliminary work

IMPORTANT: Rubber frame (1) features an aluminum section inlay (3).
Carefully unwind rubber frame (1) (windscreen breakage).

NOTE: Tear-off lip (2) can be stuck on adhesive.
When rubber frame (1) is removed, tear-off lip (2) can tear off and remain in vehicle.

Fig 1: Removing Rubber Frame

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement of rubber frame without windscreen removal

There is no tear-off lip (4) and no butyl tape (3) in area (A).

Detach tear-off lip (4) from rubber frame (1).

If adhesive leaks over tear-off lip (4) onto bridge this area must be cut out partially.

To facilitate installation, coat rubber frame (1) and body aperture with water.

Fig 2: Identifying Rubber Frame, Aluminum Strip, Butyl Tape And Tear-Off Lip

Courtesy of BMW OF NORTH AMERICA, INC.

Install rubber frame (1), paying attention to center marking in so doing.

Replacement of rubber frame with removed or new windscreen

There is no tear-off lip (4) and no butyl tape (3) in area (A).

Install rubber frame (1) with tear-off lip (4), paying attention to center marking in so doing.

2 Aluminum strip
3 Butyl tape

Fig 3: Identifying Rubber Frame, Aluminum Strip, Butyl Tape And Tear-Off Lip
Courtesy of BMW OF NORTH AMERICA, INC.