Engineered for hardworking emergency, municipal, fleet and jobsite vehicles, Monroe Magnum Severe Service struts feature enhanced components for added control and long service life in the toughest environments. Product Features:ENGINEERED FOR EMERGENCY AND FLEET VEHICLES -- For hardworking first responder, municipal, fleet and jobsite vehicles and features 10-stage valving that adjusts to road extremes to help handle frequent stops, heavy loads and high milesCONTROL AND DURABILITY -- Fluon-banded piston helps reduce friction between the piston and pressure tube to enhance responsiveness to changing road surfacesBUILT TO LAST -- Heavy-duty chrome rod and fluon-banded piston enhance durability for longer service life while PTFE-coated bearing reduces friction between rod and guideIMPROVES PERFORMANCE -- Nitrogen gas-charge maintains tire-to-road contact for improved ride and handling by reducing aeration and shock fadeCONSISTENT RIDE -- OE all-weather fluid contains special modifiers to handle extreme temperatures and help reduce friction and ensure smooth rod reaction