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Old 10-20-2012, 12:55 PM   #13
fth001
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Join Date: Jun 2012
Location: Honolulu
Posts: 162
My Ride: 325i, e36m3, s13
Quote:
Originally Posted by ImolaSix View Post
That's the wrong tire size for a non M. The sidewall should be a 40 not 45.
+1, if you want to keep the same tire height then a 225/45/17 would be roughly the same height as a 225/40/18. check this link http://www.miata.net/garage/tirecalc.html
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