Detroit Speed's X-Gen series of front suspension systems allow you to integrate Detroit Speed suspension technology into any vehicle. This complete suspension module is available with a 59.5" track width and is ready to be subbed into your application with the 2" x 4" rail sections. These are the same suspension systems found in Detroit Speed's bolt-in front frames so they have been designed, engineered, and developed to provide the ultimate in performance on both the road and the track.Double Adjustable Shock:This is the most race winning shock JRi has in its stable. With its two independent adjustments and the enormous range of adjustment it can be set to the exacting demands of the driver and performance levels required while providing excellent ride quality on the street.