Thread: 20" vs. 18" wheels MPG
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  #4  
Old 08-12-2008, 06:53 PM
RacingJake RacingJake is offline
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Join Date: Aug 2006
Location: Abilene
Vehicle: 02 5.4 SuperCrew
Posts: 409
You need to measure how tall the tire is or roll out. Go with a lower profile tire on the 20's and you can end up with the same roll out as the 18's.
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