Check out the new 2022 Riverside RV Retro 511... it's a teardrop that weighs only 1700lbs and features a full outdoor kitchen, AC, furnace, water heater, stereo, kayak racks, and much more! www.americanrvcenter.com
Why such a large and expensive(to replace or maintenance) ac unit on such a small trailer? A 5000 btu window unit could be purchased and or replaced for less than $150. It's the perfect size trailer for off the beaten path and boondocking where shore power wouldn't be available.