Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Prius 15's are better than aftermarket 17's! (Wrong wheels/tires can wreck your MPG)

wyatt · 10-03-2012, 10:01 PM

I see a few of you asking about tire diameter. Yes it's true, the diameter changed, by 1/2 inch or so. Not a significant difference in circumference (~2%), and certainly would not account for much of the change.

10-03-2012, 10:01 PM	#26 (permalink)
wyatt EcoModder Join Date: Jul 2008 Location: North Central Alabama Posts: 572 Big Salsa - '04 Toyota Sienna LE Silver - '10 Toyota Prius III Thanks: 110 Thanked 123 Times in 71 Posts	Tire Diameter I see a few of you asking about tire diameter. Yes it's true, the diameter changed, by 1/2 inch or so. Not a significant difference in circumference (~2%), and certainly would not account for much of the change. __________________