{"product_id":"national-a-53-wheel-bearing-and-race-set","title":"National A-53 Wheel Bearing and Race Set - Rear Inner","description":"\u003ch2\u003eOverview of National A-53 Wheel Bearing and Race Set\u003c\/h2\u003e\u003cp\u003eThe National A-53 wheel bearing and race set is designed specifically for Ford Excursion, F-250, F-250 Super Duty, F-350, and F-350 Super Duty models. This taper bearing set ensures precise fitment and reliable performance for driveline and axle applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes taper bearing cone (NP114036) and cup (NP064306)\u003c\/li\u003e\n\u003cli\u003eCone bore diameter: 2.2500 inches (57.15 mm)\u003c\/li\u003e\n\u003cli\u003eCone length: 0.9540 inches (24.232 mm)\u003c\/li\u003e\n\u003cli\u003eCone radius: 0.0200 inches (0.508 mm)\u003c\/li\u003e\n\u003cli\u003eCup bore diameter: 3.8125 inches (96.838 mm)\u003c\/li\u003e\n\u003cli\u003eCup length: 0.6250 inches (15.875 mm)\u003c\/li\u003e\n\u003cli\u003eCup radius: 0.0300 inches (0.762 mm)\u003c\/li\u003e\n\u003cli\u003eOverall width: 0.8640 inches (21.946 mm)\u003c\/li\u003e\n\u003cli\u003eComponents are sold as a set and not available separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe National A-53 wheel bearing and race set features a taper bearing design optimized for heavy-duty Ford trucks. The cone and cup dimensions are engineered to match OEM specifications, providing a secure and accurate fit within the wheel hub assembly. The cone bore measures 2.2500 inches (57.15 mm) with a length of 0.9540 inches (24.232 mm), while the cup bore is 3.8125 inches (96.838 mm) with a length of 0.6250 inches (15.875 mm). The precise cone and cup radii ensure smooth rotation and reduced wear under load. This set is essential for maintaining proper driveline function and wheel alignment on Ford Excursion and Super Duty trucks.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis wheel bearing and race set is compatible with the following Ford models:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFord Excursion\u003c\/li\u003e\n\u003cli\u003eFord F-250\u003c\/li\u003e\n\u003cli\u003eFord F-250 Super Duty\u003c\/li\u003e\n\u003cli\u003eFord F-350\u003c\/li\u003e\n\u003cli\u003eFord F-350 Super Duty\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the National A-53 part number when searching for replacement wheel bearing sets for these specific vehicles to ensure correct fitment and performance.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the A-53 Bearing Set\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEliminates wheel hub noise caused by worn bearings\u003c\/li\u003e\n\u003cli\u003ePrevents premature wear of axle components\u003c\/li\u003e\n\u003cli\u003eRestores proper wheel alignment and rotation\u003c\/li\u003e\n\u003cli\u003eReduces vibration and improves driveline stability\u003c\/li\u003e\n\u003cli\u003eHelps maintain safe vehicle handling under load\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the hub assembly is clean and free of debris before installation\u003c\/li\u003e\n\u003cli\u003eUse proper tools to press the bearing cone and cup into place without damage\u003c\/li\u003e\n\u003cli\u003eVerify dimensions against OEM specifications to confirm fitment\u003c\/li\u003e\n\u003cli\u003eApply appropriate lubrication to bearing surfaces during assembly\u003c\/li\u003e\n\u003cli\u003eTorque wheel hub components to manufacturer-recommended specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational wheel bearing and race sets are manufactured to meet industry standards for durability and performance. The A-53 set undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National typically offers coverage against manufacturing defects. Consult product documentation or the vehicle service manual for detailed warranty and maintenance information.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448401264821,"sku":"BCZK-A-53","price":59.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_A53_Ang.jpg?v=1774734833","url":"https:\/\/www.partcatalog.com\/products\/national-a-53-wheel-bearing-and-race-set","provider":"PartCatalog","version":"1.0","type":"link"}