Check the CCC on the X17z. CCC is the difference between the dry weight and the GVWR. After propane, AC, awning and other options, how much weight is left over for your stuff?
2015 Coachmen Freedom Express 292BHDS Blue Ox WDH
2015 RAM 1500 4X2 CrewCab, 5'7'' bed, 3.93 gears, 5.7L 8-speed VVT, Payload 1608, Max tow 10,400