Why don't you visit a spring shop? I'm sure they could fix you up with some progressive overloads that won't affect your ride when you are not loaded. I have a set on my truck, but they were there when I got it. They contact the frame through some pads when there is over about 500 lbs in the bed.


Paint & Body Shop moderator
A lone amateur built the Ark. A large group of professionals built the Titanic.