54 1 110 Centering pins
WARNING: This page is about a different car, the 2008 BMW 535xi. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Contents: 2 x For installing (centering) glass slide/tilt sunroof.
Series: E53, E61, E70, E83, E91
Storage location: C18
SI number: 01 15 06 281
Order number: 54 1 110
Centering pins
Courtesy of BMW OF NORTH AMERICA, INC.