In almost all significant respects, they are indeed.Well, went to change the flex discs with someone helping me and we realized that the discs on my car have 8 holes and not 6 like the ones I received from Autohaus.
Are the E55's different than the other models???
It looks like autohausaz's online catalog lists the wrong ones for you. They should take care of you because of it. I believe this is the right part:
Lemfoerder 8-hole Flex Disc