Quote:
Originally Posted by KrautBurner
I went ahead and put the VW wheels on with the new A/S tires
and put the winter tires on the stock Prius wheels (they are kinda beat up)
after driving home, the gauges indicate I may have lost about half a mile/gal
but the car feels alot better, and is notably more quiet inside.
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new tires will reduce mileage slightly until they get a few hundred miles on them, but you may also be seeing the effect of 2.4 extra pounds per wheel.
just like going from road tires to mountain bike tires on a bicycle, it takes a lot of energy to spin up that extra weight.