I have an Artic Fox 1140, it is heavy 4000 lbs My 2011 3500 dually just about completely maxed out with it on back. I have all the Torklift stuff on it plus, Hellwig air bags and swaybar. I run 80lbs in all tires and 90 in the bags. With the Torklift hitch and supertruss 48in it pulls a trailer...