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Old 05-01-2008, 02:45 PM   #15 (permalink)
xAguy
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Join Date: Apr 2008
Location: Oklahoma
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ThumpinxA - '06 Scion xA
Last 3: 27.21 mpg (US)
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Quote:
Originally Posted by MetroMPG View Post
Just a note: are the tires the same outer diameter as stock? If not, you may need to figure out the difference so you aren't miscalculating your MPG. (If they're larger than stock, your MPG will calculate lower than actual.)
Depends. If you mean are they 15" tires to fit a 15" wheel like the stock, then no. If you mean overall width of the tire, than yes, they are both 8" wide. I have 18s on it now, but they are a fairly light wheel. The biggest thing that is going to hurt me, is all the weight in the back!!!
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