Arvin Meritor 9200 Series Shock - Front Skid 9252 One piece extruded aluminum cylinder combines solid strength, greater gas retention and lightweight performance Anodized aluminum shock body for superior corrosion resistance Microcellular urethane bumper stays soft even in extreme conditions to prevent hard bottoming where applicable Integrated ice scraper within the cylinder head assembly keeps ice off the rod, which prevents moisture from entering the shock and contaminating the oil Raised valve seat piston continuously flushes discs and orifices of potential contaminants, eliminating the possibility of undesirable damping