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      02-17-2012, 12:12 PM   #190
Beedub
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Drives: 2007 Z4 M roadster vt2-500
Join Date: Sep 2007
Location: UK

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Quote:
Originally Posted by Roffle Waffle View Post
The part of the difference in traction is going from a 20" tire with a small and very stiff sidewall, to an 18" one that allows it to flex under acceleration and grip much better

100% correct....
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