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      11-12-2012, 12:42 PM   #14
PSUSMU
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Drives: 2008 Porsche 911 Carrera S
Join Date: Jun 2012
Location: Falls Church/Merrifield, VA

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Quote:
Originally Posted by Tim603 View Post
did you measure the circumference, is there any difference btwn front and rear?
Original Tires Diameter (in.) 25.09
New Tires Diameter (in.) 25.3
Difference in diameter (in.) 0.217
Percent Difference % 0.856