Outfit your semi truck to be Ready for the Road Ahead™ with enhanced protection for wheel hubs, with the Stemco 330-3118 6-Hole Hub Cap Gasket. With a durable composition and tight-fitting form, this replacement gasket is the ideal solution to help lock out dirt, dust, water, and other contaminants. Built with a multipurpose design to be suitable for both vehicles and trailers. FleetPride is your First Click in Heavy Duty®.