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

IMPORTANT: Rubber frame (1) features an aluminum section inlay (2).
If necessary, remove fitted spacer buffers (8).
Carefully unwind rubber frame (1) (windscreen breakage).

NOTE: Tear-off lip (5) may be stuck to adhesive (4).
When rubber frame (1) is removed, tear-off lip (5) can tear off and remain in vehicle.

3 windscreen
6 Bridge
7 Pinched butyl

Fig 1: Removing/Installing Rubber Frame For Windscreen
Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Clean cutout.

There is no tear-off lip (3) in area (A) but there is acoustic foam fitted in the top area.

Pay attention to center marking on rubber frame (1) and windscreen.

Replacement of rubber frame without windscreen removal:

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

If adhesive leaks over tear-off lip (4) at bridge (5), this area must be cut out partially.

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

Replacement of rubber frame with removed or new windscreen:

Fit rubber frame (1) with tear-off lip (4).

2 Aluminum strip
3 Butyl

Fig 2: Identifying Tear-Off Lip, Rubber Frame And Aluminum Strip
Courtesy of BMW OF NORTH AMERICA, INC.