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      09-07-2011, 11:17 AM   #72
SmartBastard
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Drives: '08 M Coupe
Join Date: Jan 2011
Location: Vienna, Austria

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Is anyone running 285/35/18 on the rear with R18x10? Would it be too much?

Tire calculator is saying that 285 would match the original size even better ...

Code:
Specification  Sidewall  Radius  Diameter  Circumference  Revs/Mile  Difference
255/40-18         4.0in  13.0in    26.0in         81.8in        775        0.0%
275/35-18         3.8in  12.8in    25.6in         80.4in        788       -1.7%
285/35-18         3.9in  12.9in    25.9in         81.2in        780       -0.7%
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