{"product_id":"national-517009-wheel-bearing","title":"National 517009 Wheel Bearing - Front Inner","description":"\u003ch2\u003eOverview of National 517009 Wheel Bearing\u003c\/h2\u003e\u003cp\u003eThe National 517009 wheel bearing is engineered for reliable driveline performance in select Chevrolet, Geo, GMC, Pontiac, and Suzuki vehicles. Designed to meet precise specifications, this wheel bearing supports smooth wheel rotation and helps maintain vehicle stability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Chevrolet LUV, Geo Tracker, GMC Sonoma, Pontiac Sunrunner, Suzuki Sidekick, Vitara, and X-90 models\u003c\/li\u003e\n\u003cli\u003eBore diameter of 1.614 inches (41 mm) ensures accurate fitment\u003c\/li\u003e\n\u003cli\u003eOuter diameter measures 2.677 inches (68 mm) for proper seating\u003c\/li\u003e\n\u003cli\u003eCone length of 1.575 inches (40 mm) and cup length of 1.378 inches (35 mm) for balanced load distribution\u003c\/li\u003e\n\u003cli\u003eGen1 design providing standard durability and performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Design Details\u003c\/h2\u003e\u003cp\u003eThe National 517009 wheel bearing features a bore size of approximately 1.614 inches (41 mm), which is critical for fitting the axle shaft securely. The cone length of 1.575 inches (40 mm) and cone radius of 0.126 inches (3.2 mm) contribute to the bearing’s ability to handle radial and axial loads effectively. The cup length is 1.378 inches (35 mm) with a cup radius of 0.0394 inches (1 mm), ensuring proper alignment within the hub assembly. The outer race width of 1.378 inches (35 mm) and an outside diameter of 2.677 inches (68 mm) provide a stable interface with the wheel hub. This Gen1 design is consistent with original equipment specifications for the listed vehicle models.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cp\u003eThis wheel bearing is intended for use in the front or rear wheel hubs of compatible vehicles, supporting smooth wheel rotation and reducing friction. It addresses common driveline issues such as:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eExcessive wheel play or looseness\u003c\/li\u003e\n\u003cli\u003eUnusual noises like grinding or humming from the wheel area\u003c\/li\u003e\n\u003cli\u003eUneven tire wear caused by bearing failure\u003c\/li\u003e\n\u003cli\u003eVibration or wobbling during vehicle operation\u003c\/li\u003e\n\u003cli\u003ePotential wheel hub overheating due to bearing degradation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eProper installation of the National 517009 wheel bearing requires careful attention to fitment dimensions and torque specifications. It is recommended to:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVerify compatibility with your specific Chevrolet LUV, Geo Tracker, Pontiac Sunrunner, Suzuki Sidekick, Vitara, or GMC model before installation\u003c\/li\u003e\n\u003cli\u003eClean the hub assembly thoroughly to remove debris and old grease\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to press the bearing into place without damaging the cone or cup surfaces\u003c\/li\u003e\n\u003cli\u003eApply manufacturer-recommended grease to ensure optimal bearing lubrication\u003c\/li\u003e\n\u003cli\u003eCheck wheel alignment and torque wheel nuts to factory specifications after installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational wheel bearings, including part number 517009, are manufactured to meet industry standards for durability and performance. The Gen1 design aligns with original equipment requirements, providing consistent reliability. While specific warranty details may vary, National typically offers coverage against manufacturing defects to ensure customer confidence in product quality.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448329732277,"sku":"BCZK-517009","price":76.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_517009_Ang.jpg?v=1774734709","url":"https:\/\/www.partcatalog.com\/products\/national-517009-wheel-bearing","provider":"PartCatalog","version":"1.0","type":"link"}