I currently tow a 30ft - 2011 open range roamer 303BHS (7100 dry) with a 2013 f150 ecoboost (previously a f150 v8)and we loved the design & floor plan as it was different than all the others at the ti...
If it was already mentioned I missed it, Air up all tires to max pressure as indicated on the tires. 65psi? on the TT and 45lb? on the truck. That and being aware of where I was packing weight such as kitchen items and clothes helped my sway issue on a previous 35' Outback.