Thread: magwheels and tires
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Old 09-13-2008, 03:31 PM   #5 (permalink)
guitarterry
EcoModding Lurker
 
Join Date: Apr 2008
Location: Kampsville
Posts: 77

stinky - '97 geo metro lsi
90 day: 44.71 mpg (US)
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Contact patch is dependant on air pressure. Wider tires are less aero. Heavy tires lower MPG. The ultimate tire is the skinniest, lightest tire aired up to max. The trade off is ride and safety.
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