{"product_id":"national-a-47-wheel-bearing-and-race-set","title":"National A-47 Wheel Bearing and Race Set - Rear Outer","description":"\u003ch2\u003eNational A-47 Wheel Bearing and Race Set Overview\u003c\/h2\u003e\u003cp\u003eThe National A-47 wheel bearing and race set is designed for reliable driveline performance in Chevrolet and GMC vehicles. This taper bearing set is engineered to meet the specific requirements of models like the Chevrolet Express 3500, GMC Savana 3500, and GMC Sierra.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes taper bearing cone (Np145100) and cup (Np913325)\u003c\/li\u003e\n\u003cli\u003eCone bore diameter: 2.0000 inches (50.8 mm)\u003c\/li\u003e\n\u003cli\u003eCone length: 0.8750 inches (22.225 mm)\u003c\/li\u003e\n\u003cli\u003eCone radius: 0.1378 inches (3.5 mm)\u003c\/li\u003e\n\u003cli\u003eCup bore diameter: 3.2500 inches (82.55 mm)\u003c\/li\u003e\n\u003cli\u003eCup length: 0.6500 inches (16.51 mm)\u003c\/li\u003e\n\u003cli\u003eCup radius: 0.5000 inches (12.7 mm)\u003c\/li\u003e\n\u003cli\u003eOverall width: 0.6500 inches (16.51 mm)\u003c\/li\u003e\n\u003cli\u003eComponents are sold as a set and not available separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe National A-47 wheel bearing and race set is a precision-engineered taper bearing set designed to provide smooth and consistent wheel rotation for select Chevrolet and GMC vehicles. The cone and cup components are manufactured to exact specifications, including a cone bore of 2.0000 inches and a cup bore of 3.2500 inches, ensuring proper fit and function. The cone length of 0.8750 inches and cup length of 0.6500 inches contribute to the bearing's ability to handle axial and radial loads effectively. This set is compatible with the Chevrolet Express 3500, GMC Savana 3500, and GMC Sierra models, making it a suitable replacement part for maintaining driveline integrity.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplaces worn or damaged wheel bearings in Chevrolet Express 3500 and GMC Savana 3500\u003c\/li\u003e\n\u003cli\u003eAddresses wheel noise or rough rotation issues in GMC Sierra vehicles\u003c\/li\u003e\n\u003cli\u003eRestores proper wheel alignment and reduces vibration caused by bearing wear\u003c\/li\u003e\n\u003cli\u003ePrevents premature wear of axle components by maintaining correct bearing fit\u003c\/li\u003e\n\u003cli\u003eEliminates play or looseness in the wheel hub assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the wheel hub and spindle are 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\u003eApply appropriate lubrication to the bearing surfaces during assembly\u003c\/li\u003e\n\u003cli\u003eTorque the wheel bearing nut to manufacturer specifications to avoid over-tightening\u003c\/li\u003e\n\u003cli\u003eVerify correct bearing preload to ensure optimal performance and longevity\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-47 part number undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in the product's reliability for Chevrolet Express 3500, GMC Savana 3500, and GMC Sierra applications.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448400806069,"sku":"BCZK-A-47","price":62.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_A47_Ang.jpg?v=1774734832","url":"https:\/\/www.partcatalog.com\/products\/national-a-47-wheel-bearing-and-race-set","provider":"PartCatalog","version":"1.0","type":"link"}