{"product_id":"national-a-5-wheel-bearing-and-race-set","title":"National A-5 Wheel Bearing and Race Set","description":"\u003ch2\u003eNational A-5 Wheel Bearing and Race Set Overview\u003c\/h2\u003e\u003cp\u003eThe National A-5 wheel bearing and race set is engineered for precise fitment and reliable performance in a wide range of vehicles including Audi, Ford, Toyota, and Chevrolet models. Designed as a taper bearing set, this component ensures smooth driveline operation and durability under various driving conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes taper bearing cone (LM48548) and cup (LM48510)\u003c\/li\u003e\n\u003cli\u003eCone bore diameter: 1.3750 inches (34.925 mm)\u003c\/li\u003e\n\u003cli\u003eCone length: 0.7200 inches (18.288 mm)\u003c\/li\u003e\n\u003cli\u003eCup bore diameter: 2.5625 inches (65.088 mm)\u003c\/li\u003e\n\u003cli\u003eCup length: 0.5500 inches (13.970 mm)\u003c\/li\u003e\n\u003cli\u003eStandout dimension: 0.1600 inches (4.064 mm)\u003c\/li\u003e\n\u003cli\u003eOverall width: 0.7100 inches (18.034 mm)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Compatibility\u003c\/h2\u003e\u003cp\u003eThe National A-5 bearing set features a taper bearing cone and cup designed to meet OEM specifications for a variety of vehicles. The cone bore of 1.3750 inches and cup bore of 2.5625 inches provide a precise fit for axle shafts and hubs. This set is compatible with numerous makes and models such as the Audi A4 Quattro, Ford Explorer, Toyota 4Runner, Chevrolet Silverado, and many others. The taper bearing cone (LM48548) and cup (LM48510) ensure proper load distribution and rotational stability.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Resolution\u003c\/h2\u003e\u003cp\u003eThis wheel bearing and race set is used primarily in driveline and axle assemblies to support wheel rotation and reduce friction. It addresses common issues such as:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eExcessive wheel bearing noise or grinding\u003c\/li\u003e\n\u003cli\u003eWheel play or looseness affecting vehicle handling\u003c\/li\u003e\n\u003cli\u003eUneven tire wear caused by bearing failure\u003c\/li\u003e\n\u003cli\u003eOverheating or premature bearing wear\u003c\/li\u003e\n\u003cli\u003eVibration or wobbling during driving\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eProper installation of the National A-5 wheel bearing and race set requires careful cleaning of the hub and axle surfaces. Use appropriate tools to press the bearing cone and cup into place without damaging the components. Ensure correct torque specifications are followed to avoid bearing preload issues. It is recommended to inspect related seals and replace them if worn to maintain bearing longevity.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational wheel bearing sets are manufactured to meet industry standards for durability and performance. The A-5 part number is backed by National's quality control processes to ensure consistent fit and function. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in the product's reliability.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448394842293,"sku":"BCZK-A-5","price":16.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_A5_Ang.jpg?v=1774734826","url":"https:\/\/www.partcatalog.com\/products\/national-a-5-wheel-bearing-and-race-set","provider":"PartCatalog","version":"1.0","type":"link"}