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Old 10-02-2012, 01:15 PM   #1175
jordanc15
Scooby Specialist
 
Member#: 276118
Join Date: Mar 2011
Chapter/Region: SCIC
Location: Los Angeles
Vehicle:
2011 WRX
OBP

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Quote:
Originally Posted by 44r0nm4n
We have not yet tried 285/35R18, for a couple of reasons. One is that the tire is 2.1% larger than the stock 2011+ WRX tire, slightly over our 2% rule of thumb in terms of variance from stock.

Dan-
How did you compute for the 2.1% variance comparing 285/35R18 vs 235/45R17 (stock)? Curious as to how I could use this as a benchmark. Thanks!
Especially on a wrx wouldn't you if anything want to go with a smaller overall diameter to help compensate for the gearing?
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