Because it is my daily, it helps MPG. I don't expect it to ride like a touring car plus I think the ride is better than anything I have ever had even with this pressure. All I have to do is air down for off road use.
Love these, I have a 70 and a 20, made in the USA and all the parts are available for replacement.
https://www.kongcoolers.com
Keeps ice in the bed of my truck for over a week in 90+ heat under a black soft tonneau cover with us eating out of it for breakfast and lunch everyday.