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03z4 · 05-22-2017, 06:02 AM

225 / 8.5 = 26.47 (mm of tire width per inch of wheel width)

26.47 x 9.5 = 251.47. So the rear tire will be 3.5mm larger tire width total, as it relates to the wheel width ratio vs the front 8.5.

05-22-2017, 06:02 AM	#200
03z4 New Member 3 Rep 20 Posts Drives: 2003 z4 2.5 Join Date: Aug 2015 Location: Ct iTrader: (0)	225 / 8.5 = 26.47 (mm of tire width per inch of wheel width) 26.47 x 9.5 = 251.47. So the rear tire will be 3.5mm larger tire width total, as it relates to the wheel width ratio vs the front 8.5. Last edited by 03z4; 05-22-2017 at 07:23 AM..
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