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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Given the same driving conditions (no TT, no hills, no wind same speed etc) I think it would be a wash because the larger tire diameter would require more power that would waste away the gain in mileage. JMO.
