"Developed for vehicles equipped with solid-axle coil spring suspension, the Eibach LOAD-LEVELING-SYSTEM uses a combination of readily available Eibach Race Springs, adjustable threaded spring seat and bump stops to allow fine tuning of load capacity and ride height. Engineered and tested for each application, the Eibach LOAD-LEVELING-SYSTEM is available in three different load ranges to achieve up to 2.5"" of lift for maximum travel and tire clearance off-road. | Eibach Load-Leveling System AK31-59-005-02-02"