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      05-28-2012, 02:13 PM   #23
LarThaL
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Drives: 2011 M3
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Quote:
Originally Posted by dmppdx View Post
Why would this not increase the effective contact area if they are wider?
Contact area has to do with inflation pressure and the weight of the car. At the same inflation pressure a wider tire will give a wider but shorter contact patch while a narrower tire will give a narrower and longer contact patch. The actual contact area is the same.
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