This auction includes 6 off-road kits complete with 2 different style rubbers and the U bolts nuts and bracket You will require 2 kits per vehicle 1 for each side so this 6 pack will do 3 vehicles This rubber spacer goes between an existing OEM spring pack and a super spring not included The U-bolt keeps it in place These could also have many other applications for leaf spring systems These were originally designed for late model Dodge pick ups