I have a new 2015 Chevy 3500 SRW crew cab long bed diesel and had 5000lbs airbags installed. I'm now searching for a camper. I bought this truck for the approx. 4,200lbs payload capacity stated in the...
Since you already have the truck, we can guide you on how to haul a couple tons of safely. It may require a wheel (tire and rim) upgrade, preloading the suspension and adding anti-sway devices, but these are progressive steps you will do based on your actual weights and handling.