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      11-01-2012, 11:36 AM   #22
Private First Class
Drives: 09 Z4 sDrive35i
Join Date: Feb 2012
Location: Chandler

Posts: 131
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Originally Posted by BMWZ44me View Post
Changing my rear tire size from 225/45R17 to 245/45R17 brought my speedometer to match the speed of my GPS.
Damn, these Michelin tires make this car even more of a pleasure to drive.
You had 225/45/17 in the rear? I have 255/40/17 RFT's as OEM.

BTW, how much did you pay for the PSS?

09 Z4 35i
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