{"product_id":"national-514003-wheel-bearing","title":"National 514003 Wheel Bearing - Rear","description":"\u003ch2\u003eNational 514003 Wheel Bearing Overview\u003c\/h2\u003e\u003cp\u003eThe National 514003 wheel bearing is engineered for reliable driveline performance in select Cadillac, Ford, Lincoln, Mercury, Oldsmobile, and Pontiac vehicles. Designed as a single row radial bearing, it offers precise fitment and durability for models such as the Ford F-150, Cadillac DeVille, and Pontiac Bonneville.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSingle row radial design for consistent load handling\u003c\/li\u003e\n\u003cli\u003e1.531 inch (38.880 mm) bore diameter for accurate fit\u003c\/li\u003e\n\u003cli\u003eOuter race diameter of 3.150 inches (80.000 mm) ensuring compatibility\u003c\/li\u003e\n\u003cli\u003eInner race width of 1.083 inches (27.508 mm) for secure mounting\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple makes and models including Ford Bronco and Lincoln Continental\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Design Details\u003c\/h2\u003e\u003cp\u003eThe National 514003 wheel bearing features a single row radial design optimized for smooth rotation and load distribution. The bore measures 1.531 inches (38.880 mm), matching the inner race bore dimensions precisely. The inner race radius is 0.090 inches (2.286 mm) with a width of 1.083 inches (27.508 mm), while the outer race has an outside diameter of 3.150 inches (80.000 mm) and a width of 0.827 inches (21.006 mm). Overall bearing width is 1.474 inches (37.432 mm), providing a compact yet robust profile suitable for various driveline applications.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis wheel bearing is compatible with a range of vehicles, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCadillac DeVille and Eldorado\u003c\/li\u003e\n\u003cli\u003eFord F-100, F-150, F-250, F-350, Bronco, and Econoline series\u003c\/li\u003e\n\u003cli\u003eLincoln Continental and Town Car\u003c\/li\u003e\n\u003cli\u003eMercury Cougar and Marquis\u003c\/li\u003e\n\u003cli\u003eOldsmobile Delta 88 and 98\u003c\/li\u003e\n\u003cli\u003ePontiac Bonneville and Grand Prix\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is designed to meet the demands of these models’ driveline and axle systems, ensuring proper wheel rotation and vehicle stability.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by National 514003 Wheel Bearing\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEliminates wheel noise caused by worn or damaged bearings\u003c\/li\u003e\n\u003cli\u003ePrevents uneven tire wear due to bearing play\u003c\/li\u003e\n\u003cli\u003eReduces vibration and improves steering response\u003c\/li\u003e\n\u003cli\u003eMaintains proper wheel alignment and axle performance\u003c\/li\u003e\n\u003cli\u003eEnhances safety by ensuring secure wheel attachment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the National 514003 wheel bearing, ensure the hub and spindle surfaces are clean and free of debris. Use proper tools to press the bearing into place without damaging the races. Verify the bearing is seated fully and rotates smoothly before reassembling the wheel components. It is recommended to inspect related seals and replace them if necessary to prevent contamination.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational wheel bearings are manufactured to meet industry standards for durability and performance. The 514003 part is part of the Rwdb series and features the E-3 type design, ensuring consistent quality. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in product reliability.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448328716469,"sku":"BCZK-514003","price":56.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_514003_Ang.jpg?v=1774734706","url":"https:\/\/www.partcatalog.com\/products\/national-514003-wheel-bearing","provider":"PartCatalog","version":"1.0","type":"link"}