Quote:
Originally Posted by dradernh
Yes, it makes a difference. You want as much tread width as possible on the pavement.
17X9 is the wheel size I would recommend for a tire with the 8.6" tread width of the 245/40-17 RE-71R.
Someone else will have to chime-in regarding offset(s).
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You want to go as wide as possible to maximize tired width and this the contact patch. There is a great threat on this in the M2 forum:
Max rubber on the M2?
https://f87.bimmerpost.com/forums/sh....php?t=1464923