{"product_id":"national-7216-differential-pinion-seal","title":"National 7216 Differential Pinion Seal - Rear Outer","description":"\u003ch2\u003eNational 7216 Differential Pinion Seal Overview\u003c\/h2\u003e\u003cp\u003eThe National 7216 differential pinion seal is designed to provide reliable sealing performance for Chrysler and Dodge vehicles. Engineered with precision, this oil seal helps maintain proper lubrication and prevents leaks in the driveline system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 1.875 inches (47.630 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 3.110 inches (78.990 mm)\u003c\/li\u003e\n\u003cli\u003eFlanged outside diameter: 3.266 inches (82.956 mm)\u003c\/li\u003e\n\u003cli\u003eThickness\/width: 0.500 inches (12.700 mm)\u003c\/li\u003e\n\u003cli\u003eMaterial: Durable leather construction\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple Chrysler and Dodge models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications and Design Details\u003c\/h2\u003e\u003cp\u003eThis National differential pinion seal (part number 7216) features a 1.875-inch inside diameter and a 3.110-inch outside diameter, making it suitable for shafts and housings with matching dimensions. The seal’s thickness of 0.500 inches ensures a secure fit within the housing bore, which measures approximately 3.105 inches. Constructed from leather, the seal offers effective oil retention and resistance to wear under typical driveline operating conditions. The flanged outside diameter of 3.266 inches provides additional stability during installation and operation.\u003c\/p\u003e\u003ch2\u003eCompatible Chrysler and Dodge Models\u003c\/h2\u003e\u003cp\u003eThis differential pinion seal is compatible with a range of Chrysler and Dodge vehicles, including the Chrysler 300, Dart, Imperial, Lancer, Monaco, Newport, New Yorker, and Town \u0026amp; Country models. When replacing the pinion seal on these vehicles, part number 7216 ensures proper fitment and reliable sealing performance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents oil leaks from the differential pinion shaft\u003c\/li\u003e\n\u003cli\u003eMaintains lubrication integrity within the driveline system\u003c\/li\u003e\n\u003cli\u003eReduces risk of contamination entering the differential housing\u003c\/li\u003e\n\u003cli\u003eHelps avoid premature wear of differential components\u003c\/li\u003e\n\u003cli\u003eAddresses noise and vibration issues caused by seal failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eFor optimal installation, ensure the housing bore and shaft are clean and free of debris before fitting the seal. Use appropriate tools to press the seal evenly into the housing bore without damaging the leather material. Verify the seal’s orientation matches the original part to maintain proper oil retention. It is recommended to inspect related driveline components during installation to identify any additional maintenance needs.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational manufactures the 7216 differential pinion seal to meet industry standards for durability and performance. The leather material and precise dimensions contribute to consistent sealing under normal operating conditions. While specific warranty details may vary, National products typically come with a limited warranty against manufacturing defects, providing confidence in the part’s reliability.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448237097141,"sku":"BCZK-7216","price":44.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_7216_Fro_2b471f5d-2380-41a9-9054-48cbf3e8cbf5.jpg?v=1774734545","url":"https:\/\/www.partcatalog.com\/products\/national-7216-differential-pinion-seal","provider":"PartCatalog","version":"1.0","type":"link"}