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
From a physics perspective a larger diameter tire would have a greater rotational mass inertia. Therefore it will take more energy to accelerate them as compared to a smaller diameter tire. Thus larger diameter tire should get less mpg and result in increased brake wear.
