About anything you want short of a absolutely fully loaded D.R.V.
(Select suites, type of Rig.)
They tend to be very very heavy and you know withyou your wife and 3 kids you know that's adds a bit of weight there too
but most any size of fifth wheel up to probably about 40 ft--- you should be fine.
New,used,Toy hauler--- The world is your Oyster
Dont start TOO SMALL ---- I am on my third fifth wheel and I'm probably about where I want to be right now
my first was about 23 foot then the 29--30 and now I'm at a 38-foot
2000 Ford SuperDuty F-350 Powerstroke,Dually.C.C.,.The Tow Monster
2005 Open Road 357RLDS
Prodigy Brake Controller:B
Honda
EU3000is Generator
Raytek ,,Garmin 7735/GPS
Doran Mfg-RV360-TPMS
B&W/Companion
Rally's attended so far-21
My BlogGood Sam Member