depends on what size brake discs your carrying surely? maybe on the 2.0 but not on the 2.5 or 3.0.... I think, but that only frome confused and blurred thread recollection
They will!
I've put a set of 15" BMW steel rims on the rear. And they are good. Enough space.
Can anyone provide with info what electronics will have to say about the rears being different diameter than the fronts? Will there be a problem with the DSC/TSC...?