CALMINI bolt in performance coil-overs for Nissan Frontier/Xterra/Pathfinder. These kits feature a 2.5" dia. coil-over shock, 4.5-5" of adjustable ride height lift, a "True Hydraulic full extension dampener", 7/8" Nitrosteel shaft that will not chip or rust, and Nickel plated cylinders. Each coil-over utilizes 5/8" Com-10 Teflon lined steel spherical bearings and come pre Nitrogen charged to 200psi ready to install in place of the factory coil-over shock. Fully bolt-in installation.