{"product_id":"national-455086-wheel-seal","title":"National 455086 Wheel Seal - Rear Inner","description":"\u003ch2\u003eNational 455086 Wheel Seal Overview\u003c\/h2\u003e\u003cp\u003eThe National 455086 wheel seal is engineered for reliable sealing performance in driveline and axle applications. Designed specifically for Dodge and Plymouth trucks including Ram 2500 and B350 models, this oil seal helps maintain proper lubrication and prevent contamination.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 3.000 inches (76.2 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 4.254 inches (108.05 mm)\u003c\/li\u003e\n\u003cli\u003eWidth: 0.468 inches (11.89 mm)\u003c\/li\u003e\n\u003cli\u003eMaterial: Durable nitrile rubber for resistance to oil and wear\u003c\/li\u003e\n\u003cli\u003eRedicoat coating for enhanced corrosion protection\u003c\/li\u003e\n\u003cli\u003eCompatible with housing bore approximately 4.249 inches (107.92 mm)\u003c\/li\u003e\n\u003cli\u003ePart of the National 450000 series\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe National 455086 wheel seal is constructed from nitrile, a synthetic rubber known for its excellent resistance to petroleum-based oils and greases. Its dimensions include a 3.000-inch inside diameter to fit shafts of the same size, and an outside diameter of 4.254 inches to fit securely within the axle housing bore. The seal width of 0.468 inches ensures a tight fit to prevent oil leakage. The Redicoat finish adds a layer of corrosion resistance, extending the service life of the seal in harsh operating environments.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis wheel seal is compatible with a range of Dodge and Plymouth truck models, including but not limited to Dodge Ram 2500, Ram 3500, B300, B350, D200, D250, D300, D350, PB350, W200, W250, W300, and W350. It is designed to replace OEM seals in these vehicles’ driveline and axle assemblies, ensuring proper sealing and lubrication retention.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by National 455086 Wheel Seal\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents oil leaks from axle housing and wheel hub assemblies\u003c\/li\u003e\n\u003cli\u003eProtects driveline components from dirt and moisture contamination\u003c\/li\u003e\n\u003cli\u003eReduces premature wear of axle bearings by maintaining lubrication\u003c\/li\u003e\n\u003cli\u003eHelps avoid costly repairs due to seal failure or leakage\u003c\/li\u003e\n\u003cli\u003eMaintains proper pressure balance within axle assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the National 455086 wheel seal, ensure the shaft and housing bore are clean and free of debris. Use appropriate tools to press the seal evenly into the housing bore without damaging the sealing lip or Redicoat surface. Verify the seal orientation matches the original installation to maintain proper oil retention. Lubricate the seal lip lightly with clean oil before installation to reduce initial wear.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational wheel seals, including part number 455086, are manufactured to meet industry standards for durability and performance. The use of nitrile material and Redicoat finish ensures resistance to oil degradation and corrosion. While specific warranty terms may vary, National products typically come with a limited warranty against manufacturing defects, providing confidence in product reliability for Dodge and Plymouth truck owners.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448298438837,"sku":"BCZK-455086","price":33.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_455086_Fro_56c1aeb5-00c2-474b-afb7-4cd51a5404b7.jpg?v=1774734653","url":"https:\/\/www.partcatalog.com\/products\/national-455086-wheel-seal","provider":"PartCatalog","version":"1.0","type":"link"}