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      07-06-2011, 08:02 AM   #11
djkrajzi
Second Lieutenant
United_States
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Drives: 2007 E92 328xi Alpine White
Join Date: Jun 2010
Location: Chicago


Posts: 285
iTrader: (3)

Quote:
Originally Posted by Barny View Post
What's this 1% rule you speak of?
for an xi the rolling diameter of tires must be within 1% difference

there is a calculator in the tire section. Let me know if you have questions on how to use it or about tire setup i will be able to help a lil.