{"product_id":"national-45291-wheel-bearing","title":"National 45291 Wheel Bearing - Rear Inner","description":"\u003ch2\u003eNational 45291 Wheel Bearing Cone Overview\u003c\/h2\u003e\u003cp\u003eThe National 45291 wheel bearing cone is engineered for reliable driveline performance in Dodge, Plymouth, and Ram vehicles. Designed specifically for models such as the Ram 2500, Ram 3500, and Dodge D200 series, this taper bearing cone ensures precise fitment and durability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Dodge, Plymouth, and Ram heavy-duty trucks and vans\u003c\/li\u003e\n\u003cli\u003eCone bore diameter of 2.2500 inches (57.15 mm) for accurate seating\u003c\/li\u003e\n\u003cli\u003eCone length of 1.2188 inches (30.958 mm) optimized for proper bearing engagement\u003c\/li\u003e\n\u003cli\u003eCone radius of 0.2500 inches (6.35 mm) to maintain correct load distribution\u003c\/li\u003e\n\u003cli\u003ePart number 45291 for easy identification and replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Design Details\u003c\/h2\u003e\u003cp\u003eThis National wheel bearing cone features a taper bearing cone design, critical for supporting axial and radial loads in the driveline assembly. The 2.2500 inch cone bore ensures a precise fit on the axle shaft, while the 1.2188 inch cone length provides the necessary surface area for bearing contact. The 0.2500 inch cone radius helps distribute forces evenly, reducing wear and extending service life. These dimensions are essential for maintaining the integrity of wheel bearings in Dodge Ram 2500, Ram 3500, Plymouth B350, and Dodge D-series trucks.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis wheel bearing cone is compatible with a range of Dodge, Plymouth, and Ram models, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDodge Ram 2500 and Ram 3500 heavy-duty pickups\u003c\/li\u003e\n\u003cli\u003eDodge D200, D250, D300, and D350 series trucks\u003c\/li\u003e\n\u003cli\u003ePlymouth B300 and PB350 vans\u003c\/li\u003e\n\u003cli\u003eDodge W200, W250, W300, and W350 trucks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by National 45291\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEliminates wheel bearing noise caused by worn or damaged cones\u003c\/li\u003e\n\u003cli\u003ePrevents premature bearing failure due to improper fit or wear\u003c\/li\u003e\n\u003cli\u003eRestores proper bearing preload and alignment in driveline assemblies\u003c\/li\u003e\n\u003cli\u003eReduces vibration and uneven tire wear linked to bearing issues\u003c\/li\u003e\n\u003cli\u003eSupports safe and stable wheel rotation under heavy load conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the National 45291 wheel bearing cone, ensure the cone bore and shaft are clean and free of debris. Proper lubrication of the bearing surfaces is critical to prevent premature wear. Use a calibrated torque wrench to achieve manufacturer-specified preload settings. Verify fitment compatibility with your specific Dodge, Plymouth, or Ram model before installation to avoid misalignment.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational wheel bearing cones are manufactured to meet strict OEM standards for durability and performance. While specific warranty details may vary, National products typically come with a limited warranty against defects in materials and workmanship. Using part number 45291 ensures you receive a component designed for reliable service in your Dodge Ram or Plymouth vehicle.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448268619957,"sku":"BCZK-45291","price":52.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_45291_Fro.jpg?v=1774734588","url":"https:\/\/www.partcatalog.com\/products\/national-45291-wheel-bearing","provider":"PartCatalog","version":"1.0","type":"link"}