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...
Home made version for bottom overload spring: Wood splitting wedge- (photo is courtesy of Turbo Diesel Register)
Home made version for top overload spring: Custom perches fabbed from 2-1/2" TS to extend the rubber bumps that allow the overload springs to engage sooner: