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

Necessary preliminary work:

IMPORTANT: Rubber frame (1) features an aluminium 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.

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

2. Aluminium strip
3. Butyl tape

Fig 2: Replacing Rubber Frame Without Windscreen Removal
Courtesy of BMW OF NORTH AMERICA, INC.

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 Aluminium strip
3 Butyl tape

Fig 3: Replacing Rubber Frame Without Windscreen Removal
Courtesy of BMW OF NORTH AMERICA, INC.