14K goosenecks are nice to have. I use one that is 20ft flat and 5ft tail for my 4720
Aug 14, 2010 / From 7,000 to 14,000 pound gooseneck trailer! #21 KB9UDE Veteran Member Joined Apr 23, 2006 Messages 1,065 Location North of Tower Hill, IL Tractor John Deere 3320 John Deere x758 14K goosenecks are nice to have. I use one that is 20ft flat and 5ft tail for my 4720