I have a 2008 Chevy SRW 1 Ton. I'm thinking of making my own version of Stable Loads - something to take up the space between the regular stack of leaf springs and the overload spring. I've read a...
On the Chevy, just fill the space between the overload and the regular springs. For a 3200 mile trip, my son used 2" angle iron and bolts to hold in place.