To Fit a F150 Pickup Lowered 4" on the rear with drop shackles & Hangers. Try a set of our shortened RTZ Primo Nitrogen twin tube gas charged shocks. Proven to improve increased control, stability and drivability while adapting to unexpected changing Terrain.Shock Mounts may look different per application.Note: PLEASE INSPECT PARTS BEFORE BEGINNING INSTALLATION. WE SUGGEST A PROFESSIONAL INSTALLER WITH PROPER EQUIPMENT TO HANDLE EXTREME LOADS AND THAT HAS TRAINING IN SUSPENSION SAFETY. WILL NOT FIT AUTO LEVELING MODEL VEHICLES.