{"product_id":"national-710684-transfer-case-input-shaft-seal","title":"National 710684 Transfer Case Input Shaft Seal","description":"\u003ch2\u003eOverview of National Transfer Case Input Shaft Seal 710684\u003c\/h2\u003e\u003cp\u003eThe National Transfer Case Input Shaft Seal 710684 is engineered to provide reliable sealing performance for transfer cases in select Chrysler, Dodge, and Jeep vehicles. Designed with precision dimensions and durable materials, this oil seal helps maintain optimal transfer case function by preventing fluid leaks and contamination.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 2.283 inches (58.000 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 3.209 inches (81.500 mm)\u003c\/li\u003e\n\u003cli\u003eThickness\/width: 0.492 inches (12.500 mm)\u003c\/li\u003e\n\u003cli\u003eMaterial: Fluoro-elastomer for enhanced chemical and temperature resistance\u003c\/li\u003e\n\u003cli\u003eBi-directional lip design for effective sealing under varying rotational directions\u003c\/li\u003e\n\u003cli\u003eCompatible housing bore: 3.201 inches (81.300 mm)\u003c\/li\u003e\n\u003cli\u003ePart number: 710684, series 710600\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Material Specifications\u003c\/h2\u003e\u003cp\u003eThis transfer case input shaft seal features a bi-directional helix lip design that ensures a tight seal around the input shaft, reducing the risk of oil leakage in both rotational directions. Constructed from fluoro-elastomer, the seal offers superior resistance to heat, oil, and other automotive fluids, making it suitable for demanding transfer case environments. The precise inside diameter of 2.283 inches (58 mm) and outside diameter of 3.209 inches (81.5 mm) ensure a proper fit within the housing bore of 3.201 inches (81.3 mm), maintaining the integrity of the transfer case assembly.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis National transfer case input shaft seal 710684 is compatible with various Chrysler, Dodge, and Jeep models, including the Aspen, Commander, Durango, Grand Cherokee, Liberty, and Nitro. It is specifically designed to meet the sealing requirements of these vehicles’ transfer cases, ensuring reliable performance and longevity.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the Transfer Case Input Shaft Seal\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents oil leaks from the transfer case input shaft area\u003c\/li\u003e\n\u003cli\u003eReduces contamination ingress that can damage transfer case components\u003c\/li\u003e\n\u003cli\u003eMaintains proper lubrication within the transfer case\u003c\/li\u003e\n\u003cli\u003eHelps avoid premature wear of the input shaft and bearings\u003c\/li\u003e\n\u003cli\u003eSupports consistent transfer case operation under various driving conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the National 710684 transfer case input shaft seal, ensure the housing bore is clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the sealing lip. Verify the seal’s orientation matches the bi-directional lip design for optimal performance. It is recommended to inspect the input shaft for wear or damage before installation to prevent future leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eNational transfer case seals are manufactured to meet industry standards for durability and performance. The fluoro-elastomer material and precise engineering contribute to a reliable sealing solution. This product is part of the 710600 series and carries a manufacturer-backed warranty against defects in material and workmanship, providing confidence in its long-term use.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448359485621,"sku":"BCZK-710684","price":19.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_710684_Fro.jpg?v=1774734780","url":"https:\/\/www.partcatalog.com\/products\/national-710684-transfer-case-input-shaft-seal","provider":"PartCatalog","version":"1.0","type":"link"}