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...
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If you do mostly highway, taller tires may help your mileage. If you drive winding back roads, those same tires will give you worse mileage than shorter ones.
