You all need to quit TIP TOE-ing around the elephant in the room and just say it!!!
Thats INSANE!!! There is no way this guy is going to be able to truck that camper in a safe way with a 2500 sb truck.
Been There DONE THAT!!!! I had to have a spring shop make springs for my f250 and f350 srw truck just to carry my Lance 881 at 3300lbs.
And Air bags??? NO-way... Never again, after 2 failed bolts sheering off!!
Sorry to Rain on your parade but, you are the one who started the post. These guys one here have seen the good and the bad over the years, AND THIS IS A BAD IDEA!!!!