Focus Fanatics - View Single Post - Ridiculous fuel mileage
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Old 11-12-2012, 11:14 AM   #27
gkirk
Focus Enthusiast
 
Join Date: Nov 2011
Fan#: 91903
Location: Annapolis, MD
What I Drive: 2012 C.Red Focus SE Sport Package

Posts: 245
FF Reputation: 3 gkirk Good Standing Member
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Stickier rubber means more traction = more friction = less mileage.

Bigger wheels = heavier (usually) and much worse rotational inertia since the weight in the wheel is further toward the edge = worse mileage.

Just my .02$.
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