Check to see if your suspension is adjustable. If it isn't perhaps longer shackles. How much clearance between the TV bed rails and the 5th, 6" seems to the agreed on spacing. If you have more maybe raising the pin box and/or lowering the hitch would help.
2013 F-350 CC SB 2WD 6.7PS
2013 Eagle Premier 351 RLTS
-SOLD- 2012 X23B
-SOLD- 2003 Ford Expedition 5.4, Bilstein shocks