I have the BP-51 suspension, 33" BFG KO2's and the 12.5 gallon LRA tank on my 2019 LC, so my MPG is not the best. I get about 13.5mpg on the interstate so I can get just over 400 miles before filling up. I think on a stock LC you might be able to get close to 500 miles. LRA makes three tank...