[feuer]

Originally Posted by sono0312

Here is the picture i took from a shop web page. they put a small ring inside the roter by welding to make it fitted as the rear roter may not be fitted to normal 325i chassis.
http://www.bplus-bmw.com/blog/data/upfile/3533-1.jpg

cheers//

You need to market this ring. Guys with 165mm rear brakes have been crying for solution like this!