Ensure your truck is Ready for the Road Ahead with an efficient seal around the axle shaft, with the OTR 5.75" ID 8-Bolt Premium Aluminum Drive Axle Flange Gasket. Thanks to 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. Crafted with resilient materials to withstand wear and tear from everyday use. FleetPride is your First Click in Heavy Duty .