Castrol Fifth Wheel Grease is a high-performance lubricant designed to provide superior antiwear and low friction performance. It is formulated with advanced additives to provide extreme pressure load carrying capacity and rust protection. This grease is designed to provide extended lubrication intervals and superior protection against wear and corrosion. It is ideal for use in a wide range of industrial and automotive applications, including bearings, gears and other moving parts. FleetPride is your First Click in Heavy Duty®.