I bought used, from dealer, a 2014 Fleetwood Southwind 32VS. Just weighed it as follows: Full Gas Tank, 2/3 Full Fresh Water, 1/3 ea on Grey and Black, Fully packed incl DW. Front axle weight is 6,...
Those are pretty big tires for such a short coach. Usually coaches in that length have the 19.5. If you do have the 22.5 tires you claim, you could run around 90lbs on the rear tires instead of the rock hard 110 lbs. And probably about the same on the front tires.