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      11-25-2008, 03:28 PM   #49
ben@tirerack
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Drives: 740i
Join Date: Mar 2008
Location: South Bend, IN

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35 psi shounds like a good recommendation. I have found that if you increase the pressure too much they may wear too much in the middle and not enough on the sides, so I'd say 35psi +/- 2psi should be a good guideline.
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I have accepted a new position at Tire Rack and am no longer in the sales department. gary@tirerack.com is available to assist with M3 questions.