Pinbox moves?
A friend has a Jayco 5th wheel that's about 4 years old and noticed that the pinbox seemed to move up and down over bumps. He couldn't remember ever noticing this before. Suspicious that something was...
Forum Discussion
I had that problem with a Sunny Brook. The cross member that the pin box was hooked to cracked on both sides, Had to cut it out and replace with thicker c-channel.
