{"product_id":"national-6985-wheel-seal","title":"National 6985 Wheel Seal - Front Inner","description":"\u003ch2\u003eOverview of National 6985 Wheel Seal for Chevrolet and Pontiac\u003c\/h2\u003e\u003cp\u003eThe National 6985 wheel seal is designed to provide reliable sealing performance for driveline and axle applications. Specifically compatible with Chevrolet Bel Air and Pontiac Laurentian models, this oil seal helps maintain proper lubrication and prevent contamination in wheel hubs.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 1.875 inches (47.630 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 2.633 inches (66.880 mm)\u003c\/li\u003e\n\u003cli\u003eHousing bore: 2.628 inches (66.750 mm)\u003c\/li\u003e\n\u003cli\u003eWidth: 0.347 inches (8.810 mm)\u003c\/li\u003e\n\u003cli\u003eMaterial: Felt\u003c\/li\u003e\n\u003cli\u003eSeries: 6000\u003c\/li\u003e\n\u003cli\u003eType: 29 oil seal\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe National 6985 wheel seal is engineered with a felt sealing material that offers effective oil retention and protection against dirt and debris ingress. Its precise dimensions, including a 1.875-inch inside diameter and a 2.633-inch outside diameter, ensure a secure fit within the wheel hub assembly. The 0.347-inch width provides adequate sealing surface area to maintain axle lubrication and prevent leaks. This seal belongs to the 6000 series and is classified as a Type 29 oil seal, suitable for use in driveline and axle sealing systems.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cp\u003eThis wheel seal is compatible with specific classic vehicle models, including Chevrolet Bel Air and Pontiac Laurentian, making it a suitable replacement part for maintaining original equipment specifications. It addresses common issues such as:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePreventing oil leaks from wheel hubs\u003c\/li\u003e\n\u003cli\u003eProtecting axle bearings from dirt and moisture contamination\u003c\/li\u003e\n\u003cli\u003eMaintaining proper lubrication within the driveline system\u003c\/li\u003e\n\u003cli\u003eReducing wear and extending component life\u003c\/li\u003e\n\u003cli\u003eEnsuring reliable wheel seal performance under normal operating conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the housing bore and shaft dimensions match the seal specifications before installation\u003c\/li\u003e\n\u003cli\u003eClean the sealing surfaces thoroughly to remove old grease, dirt, and debris\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to press the seal evenly into the housing bore without distortion\u003c\/li\u003e\n\u003cli\u003eInspect the shaft for wear or damage that could compromise the seal\u003c\/li\u003e\n\u003cli\u003eApply a light coating of lubricant on the seal lip to facilitate installation and initial operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational wheel seals are manufactured to meet industry standards for durability and performance. The 6985 part number undergoes quality control inspections to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National typically offers coverage against manufacturing defects to support long-term reliability in Chevrolet Bel Air and Pontiac Laurentian applications.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448236310709,"sku":"BCZK-6985","price":24.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_6985_Fro.jpg?v=1774734543","url":"https:\/\/www.partcatalog.com\/products\/national-6985-wheel-seal","provider":"PartCatalog","version":"1.0","type":"link"}