Prepare your truck to be Ready for the Road Ahead™, with the National 5.94" ID 8-Bolt Laminate Steel Core Axle Shaft Flange Gasket that provides an efficient seal around the axle shaft. By utilizing its advanced design, this replacement component tightly seals the area around the axle shaft to prevent fluid leaks, while also stopping contaminants from entering the axle assembly. Built with resilient materials to endure wear and tear from everyday use. FleetPride is your First Click in Heavy Duty®.