I have a Chevy Silverado 2500 HD. Duramax and Allison. It appears the owner before me beefed up the rear suspension but when I had a heavy truck camper on it, it ate up tires on the front. The tires w...
Like KD4UPL says, get an alignment with the camper on. Hopefully that is the way you use it the most. If you use it about the same with and without the camper, then you may want to put about 1/2 the weight of the camper in the back (pallet of bocks?) and then get the alignment. It won't be right for either application but will be close for both. The other things is make sure you rotate the tires about every 5,000 miles.