Larger circumference tires better mileage?
I am wondering if this could be true. I ordered my dually with the 4.10 rear axle for more power pulling the heavy 5th wheel. At 70 mph I'm over 2000rpm. Now that I'm getting a TC I don't need that mu...
Forum Discussion
SidecarFlip wrote:Dennis12 wrote:
Old-Biscuit, This will be the first time i think that i have disagreed with you. The more radius on the tire, means longer to spin and will slow your speedometer and increase your gas mileage.
Dennis... all the above except increase your fuel mileage. MPG is dependent on other factors, not the tire diameter.
Actually my post was about going to 19.5" wheels/tires for increased Tire Load Ratings vs those 17" 'E' tires due to OP getting a TC
MPG is what it is and should not be a big factor.
