Product Details: The Stemco 3-5/8" Hub Cap Gasket is designed to provide superior sealing performance and protection for your vehicle. This gasket is made from high-grade rubber for superior strength and flexibility, featuring precision sealing designs to prevent lubricant escape and stop harmful contaminants from entering. The reinforced outer case helps prevent installation damage and enhances durability. The gasket helps to prevent debris penetration which may lead to leakage. This gasket is designed to seal minor spindle imperfections and promote positive spindle seating, ensuring a secure and reliable seal. FleetPride is your First Click in Heavy Duty®.