{"product_id":"national-305-d-wheel-bearing","title":"National 305-D Wheel Bearing - Front Inner or Front Outer","description":"\u003ch2\u003eNational 305-D Single Row Radial Wheel Bearing Overview\u003c\/h2\u003e\u003cp\u003eThe National 305-D wheel bearing is engineered for reliable driveline performance, featuring a single row radial design. With precise dimensions including a 0.984 inch (25 mm) bore and a 2.441 inch (62 mm) outside diameter, this bearing is suitable for various automotive applications requiring durable and accurate fitment.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSingle row radial ball bearing design for smooth rotation\u003c\/li\u003e\n\u003cli\u003eInner race bore diameter of 0.984 inch (25 mm) for precise axle fit\u003c\/li\u003e\n\u003cli\u003eOuter race outside diameter of 2.441 inch (62 mm) ensuring compatibility with standard hubs\u003c\/li\u003e\n\u003cli\u003eWidth of 0.669 inch (17 mm) for balanced load distribution\u003c\/li\u003e\n\u003cli\u003eInner and outer race radius of 0.040 inch (1.02 mm) for optimized stress handling\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Design Details\u003c\/h2\u003e\u003cp\u003eThe National 305-D wheel bearing belongs to the 300 series and is classified as type A-6. Its single row radial ball bearing design supports radial loads efficiently, making it suitable for wheel hub assemblies in many vehicles. The inner race width and outer race width both measure 0.669 inch (17 mm), providing consistent bearing thickness for proper installation. The precise bore size of 0.984 inch (25 mm) ensures a secure fit on compatible axles, reducing play and wear over time.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis wheel bearing is commonly used in driveline and axle assemblies for various makes and models requiring a 25 mm bore and 62 mm outer diameter bearing. It is compatible with vehicles that specify National part number 305-D for their wheel bearing replacement needs. Typical applications include passenger cars and light trucks where a single row radial bearing is specified for wheel hub support.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEliminates wheel hub noise caused by worn bearings\u003c\/li\u003e\n\u003cli\u003ePrevents excessive wheel play and vibration\u003c\/li\u003e\n\u003cli\u003eReduces uneven tire wear due to bearing failure\u003c\/li\u003e\n\u003cli\u003eAddresses axle shaft misalignment issues\u003c\/li\u003e\n\u003cli\u003eImproves overall driveline stability and safety\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the National 305-D wheel bearing, ensure the hub and axle surfaces are clean and free of debris. Use proper bearing press tools to avoid damage to the bearing races. Verify the bearing orientation matches the vehicle manufacturer’s specifications. Lubricate the bearing as recommended before installation to ensure optimal performance and longevity.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eNational wheel bearings are manufactured to meet industry standards for durability and precision. The 305-D part number undergoes rigorous quality control to ensure consistent performance in automotive driveline applications. 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":43446450782389,"sku":"BCZK-305-D","price":54.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_305D_Ang.jpg?v=1774734488","url":"https:\/\/www.partcatalog.com\/products\/national-305-d-wheel-bearing","provider":"PartCatalog","version":"1.0","type":"link"}