{"product_id":"national-493-axle-differential-bearing-race","title":"National 493 Axle Differential Bearing Race - Rear Left","description":"\u003ch2\u003eOverview of National 493 Axle Differential Bearing Race\u003c\/h2\u003e\u003cp\u003eThe National 493 axle differential bearing race is engineered for precise fitment and reliable performance in driveline systems. Designed as a taper bearing cup, this component supports smooth rotation and durability in axle differentials, compatible with various vehicle makes and models requiring a 5.3750 inch cup bore.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTaper bearing cup design for axle differential applications\u003c\/li\u003e\n\u003cli\u003eCup bore diameter: 5.3750 inches (136.5250 mm)\u003c\/li\u003e\n\u003cli\u003eCup length: 0.8750 inches (22.2250 mm)\u003c\/li\u003e\n\u003cli\u003eCup radius: 0.1250 inches (3.1750 mm)\u003c\/li\u003e\n\u003cli\u003ePart number 493 ensures exact replacement fit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Features\u003c\/h2\u003e\u003cp\u003eThe National 493 bearing race features a cup bore measuring 5.3750 inches (136.5250 mm), providing a precise seating surface for the tapered bearing cone. The cup length of 0.8750 inches (22.2250 mm) and a cup radius of 0.1250 inches (3.1750 mm) are critical dimensions that maintain proper bearing alignment and load distribution within the axle differential assembly. This part is manufactured to meet OEM standards, ensuring compatibility with vehicles that require these exact measurements.\u003c\/p\u003e\u003ch2\u003eApplications and Vehicle Compatibility\u003c\/h2\u003e\u003cp\u003eThis axle differential bearing race is compatible with a range of vehicles that utilize a 5.3750 inch cup bore in their driveline systems. Commonly found in certain Ford, Chevrolet, and Dodge models, the National 493 bearing race is suitable for those seeking a direct replacement part for axle differential maintenance or repair. Always verify fitment with your vehicle’s specifications before installation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eResolves bearing wear and noise issues in axle differentials\u003c\/li\u003e\n\u003cli\u003eAddresses improper bearing seating and alignment problems\u003c\/li\u003e\n\u003cli\u003ePrevents premature bearing failure due to damaged races\u003c\/li\u003e\n\u003cli\u003eEliminates vibration and rough axle operation\u003c\/li\u003e\n\u003cli\u003eSupports smooth differential rotation and load handling\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eProper installation of the National 493 axle differential bearing race requires careful cleaning of the axle housing bore and inspection for damage. Use appropriate tools to press the bearing cup evenly into place without distortion. Ensure the cup bore and bearing cone dimensions match precisely to avoid premature wear. It is recommended to replace bearings and races as a set to maintain optimal driveline performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational manufactures the 493 axle differential bearing race to meet stringent quality standards, ensuring durability and consistent performance. While specific warranty details may vary, National parts typically come with a limited warranty against defects in material and workmanship. Consult product documentation or your parts supplier for exact warranty terms.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43446461235381,"sku":"BCZK-493","price":40.19,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_493_Fro.jpg?v=1774734493","url":"https:\/\/www.partcatalog.com\/products\/national-493-axle-differential-bearing-race","provider":"PartCatalog","version":"1.0","type":"link"}