Ideal Adjustment, Longitudinal Direction

Side window glass (2) must be positioned at measurement (A) to door window glass (1).

Dimension (A) = 13 - 0.5 mm

Parallelism deviation ± 1 mm.

Door window glass (1) must underprotrude slightly (B) in relation to seal (3).

Dimension (B) = 1 ± 0.5 mm

Side window glass (2) must have a clean contour progression to door window glass (1).

Fig 1: Identifying Measurement (A) & Dimension (B)

Courtesy of BMW OF NORTH AMERICA, INC.