By Mike Anderson, Senior Editor | September 28, 2010

CaterpillarA combination of additives and two premium base oils, Caterpillar's new HYDO Advanced hydraulic oil is designed to provide extended drain intervals and extra protection to hydraulic-system components. Being introduced to some international markets this year with worldwide release next February, the oil is demonstrating improved filtration properties, air release properties, corrosion protection,and oxidation resistance, reports Caterpillar. Upon full release, HYDO Advanced will be used as factory-fill at Caterpillar facilities world-wide.