@Robert M posted:
I get between 12-14 mpg towing my trailer with a vehicle in it with a total weight of up to 10K pounds. I've gotten up to 16 mpg towing the empty trailer that weighs 4700 pounds. I'm driving a 2018 Ram 2500 with the 6 cyl Cummins.
My trailer loaded with Spyder is 4300. Empty is 2800.