Quote:
Originally Posted by J3Yer
Looks perfect!! Is the overall diameter/ height of the tires the same as stock diameter? It looks taller.
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20" tires for the e90 will be little bit larger than OEM size 225/45/17.
I my case:
The diameter of the 225/45/17 is 24.97" (634mm)
The diameter of the 235/30/20 is 25.55" (649mm), which is 2.28% bigger.
And the diameter of the 285/25/20 is 25.61" (650.5mm), and that's 2.5 % bigger than 225/45/17.