Touring with 20in wheels, Phoenix to Denver (via Payson, I40, I25), usually 9 miles over limit (so 74mph or 84mph), 3.0 mi/kWh over the 857.3 miles. On the return, which was very windy, averaged 2.9. I did include a picture of part of the return from Payson to Phoenix. On that downhill I got as...