Hello,
My OEMS on my 2011 28i are 245/55/R-17 .
Came across a set of Winter tires and Tirerack sports wheels of size 235/RR/R-17. The only difference I see is in treadwidth . Using
http://www.1010tires.com/tiresizecal...?action=submit revealed
Revs per Mile: 753.3 on 245/55/R-17
Revs per Mile: 765.5 on 235/55/R-17.
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Do i need to be concerned? Appreciate any input. Thanks