0491511 231320 Holder MW: Notes
WARNING: This page is about a different car, the 2011 BMW M3, 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
(Counter support) For releasing and tightening the nut on the output flange with vibration absorber