WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.
0493123 000209 Chain MW
NOTE:
(Chain) Chain with hook. Version similar to 11 0 003. Replaced by 00 6 006 [Discontinued]