For those of you that get off the beaten path with your truck/camper rig, I'm wondering if you can share what air pressure you typically air down to when needed? I have a 2006 F350 crew cab/short ...
There is no "One set fits all" for it. If you want to be perfect - scale your axles, then go to tire manufacturer site and use the pressure for the weight they recommend. Rule of thumb is put the % of max tire pressure (molded on the tire) matching % of max load the tire is holding.