{"product_id":"national-513106-wheel-bearing","title":"National 513106 Wheel Bearing - Front or Rear","description":"\u003ch2\u003eOverview of National 513106 Wheel Bearing\u003c\/h2\u003e\u003cp\u003eThe National 513106 wheel bearing is engineered for precision and durability, designed specifically for select Audi, BMW, Porsche, and Saab models. This double row angular contact bearing ensures reliable driveline performance and smooth wheel rotation for vehicles such as the Audi 80 Quattro, BMW 328i, and Porsche Boxster.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDouble row angular contact design for enhanced load capacity\u003c\/li\u003e\n\u003cli\u003e42 mm (1.654 inch) bore diameter for precise fitment\u003c\/li\u003e\n\u003cli\u003eOuter diameter of 75 mm (2.953 inches) for compatibility with specified models\u003c\/li\u003e\n\u003cli\u003e37 mm (1.457 inch) width ensuring proper seating and stability\u003c\/li\u003e\n\u003cli\u003eInner and outer race radii optimized for durability and performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Design Features\u003c\/h2\u003e\u003cp\u003eThe National 513106 wheel bearing features a double row angular contact design, which provides superior axial and radial load handling compared to single row bearings. The inner race bore measures 42 mm (1.654 inches), matching the outer diameter of the axle shaft for a secure fit. Both the inner and outer races have a width of 37 mm (1.457 inches), contributing to the bearing's robust structure. The outer race outside diameter is 75 mm (2.953 inches), ensuring compatibility with the wheel hub assemblies of compatible vehicles. The inner race radius of 3 mm (0.118 inches) and outer race radius of 0.5 mm (0.020 inches) are engineered to reduce stress concentrations and extend service life.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis wheel bearing is compatible with a range of European vehicles, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAudi models: 80 Quattro, 4000 Quattro, 5000 Quattro, Quattro\u003c\/li\u003e\n\u003cli\u003eBMW models: 128i, 318i, 318is, 320i, 323Ci, 323i, 323is, 325Ci, 325e, 325es, 325i, 325is, 325iX, 328Ci, 328i, 328is, Z3, Z4\u003c\/li\u003e\n\u003cli\u003ePorsche models: 911, Boxster\u003c\/li\u003e\n\u003cli\u003eSaab models: 900, 9000\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the National 513106 wheel bearing to maintain proper wheel alignment and driveline efficiency in these vehicles.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by National 513106 Wheel Bearing\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEliminates wheel noise caused by worn or damaged bearings\u003c\/li\u003e\n\u003cli\u003ePrevents wheel wobble and vibration during driving\u003c\/li\u003e\n\u003cli\u003eReduces uneven tire wear due to improper bearing function\u003c\/li\u003e\n\u003cli\u003eRestores smooth wheel rotation and handling performance\u003c\/li\u003e\n\u003cli\u003eHelps avoid potential axle and hub damage from bearing failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eProper installation of the National 513106 wheel bearing is critical for optimal performance. Ensure the bearing is pressed in evenly without applying excessive force to avoid damage. Clean the hub and axle surfaces thoroughly before installation to prevent contamination. Use appropriate tools designed for wheel bearing installation and torque specifications as per the vehicle manufacturer’s guidelines. It is recommended to inspect related components such as seals and hubs during replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational wheel bearings are manufactured to meet stringent quality standards, ensuring reliable performance and durability. The 513106 part is designed to meet OEM specifications for the listed vehicle models. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in the product’s longevity and function.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448328192181,"sku":"BCZK-513106","price":81.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_513106_Ang.jpg?v=1774734705","url":"https:\/\/www.partcatalog.com\/products\/national-513106-wheel-bearing","provider":"PartCatalog","version":"1.0","type":"link"}