Skyjacker Rear 5in Leaf Spring 2017 Ford F-250/F-350 4 Wheel Drive Body Armor & Protection>Security Locks Synergy Premium Copper Infused Anti-Seize

Synergy Premium Copper Infused Anti-Seize (syn4118) to be used with all threaded components (TRE's and Adjuster Sleeve)

Will not work with factory Rubicon wheels or wheels with a flat style face

Each upright will attach to a vehicle's factory track / rail system if so equipped

They are made of steel and include the necessary mounting hardware for installation on lifted vehicles

Skyjacker Rear 5in Leaf Spring 2017 Ford F-250/F-350 4 Wheel Drive Body Armor & Protection>Security Locks Synergy Premium Copper Infused Anti-SeizeSoftride springs use only American steel and the individual leafs of each spring are shot peened with hard steel pellets at very high velocities. This shot peening compresses the surface of the steel thereby increasing the tensile strength of the spring. Without this shot peening procedure, the maximum wheel travel and ride quality could not be achieved without sacrificing the life of the spring. Softride springs use bolt style spring clips,