{"product_id":"national-710928-automatic-transmission-extension-housing-seal","title":"National 710928 Automatic Transmission Extension Housing Seal","description":"\u003ch2\u003eOverview of National 710928 Automatic Transmission Extension Housing Seal\u003c\/h2\u003e\u003cp\u003eThe National 710928 automatic transmission extension housing seal is engineered to provide reliable sealing performance for a range of vehicles including Cadillac, Chevrolet, Dodge, Ford, GMC, Hummer, Isuzu, Jeep, and Ram models. Designed with precision dimensions and durable polyacrylate material, this oil seal helps maintain transmission integrity and prevent fluid leaks.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 1.938 inches (49.230 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 2.685 inches (68.200 mm)\u003c\/li\u003e\n\u003cli\u003eThickness\/width: 0.500 inches (12.700 mm)\u003c\/li\u003e\n\u003cli\u003eSealing material: Polyacrylate for enhanced durability\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple truck and SUV models from 1500 series to full-size pickups and SUVs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description and Specifications\u003c\/h2\u003e\u003cp\u003eThe National 710928 is part of the 710900 series of automatic transmission extension housing seals. It features a polyacrylate sealing material known for its resistance to heat and transmission fluids, ensuring a tight seal around the shaft and housing bore. The seal’s inside diameter measures 1.938 inches (49.230 mm), matching the shaft size, while the outside diameter is 2.685 inches (68.200 mm), fitting precisely into the housing bore of 2.680 inches (68.070 mm). With a thickness of 0.500 inches (12.700 mm), this seal provides a robust barrier against leaks and contamination.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicle Fitment\u003c\/h2\u003e\u003cp\u003eThis transmission extension housing seal is compatible with a wide range of vehicles, including but not limited to:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCadillac Escalade\u003c\/li\u003e\n\u003cli\u003eChevrolet Blazer, Tahoe, S10, and Silverado 1500-3500 series\u003c\/li\u003e\n\u003cli\u003eDodge Ram 1500, 2500, 3500, Dakota, Durango\u003c\/li\u003e\n\u003cli\u003eFord F-150, F-250, F-350, Bronco\u003c\/li\u003e\n\u003cli\u003eGMC Sierra and Yukon\u003c\/li\u003e\n\u003cli\u003eHummer H1\u003c\/li\u003e\n\u003cli\u003eIsuzu Hombre, Pickup models\u003c\/li\u003e\n\u003cli\u003eJeep Cherokee, Grand Cherokee, Wrangler, Liberty, TJ\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents automatic transmission fluid leaks at the extension housing\u003c\/li\u003e\n\u003cli\u003eMaintains proper sealing to avoid contamination and premature wear\u003c\/li\u003e\n\u003cli\u003eReduces risk of transmission damage caused by fluid loss\u003c\/li\u003e\n\u003cli\u003eHelps maintain transmission pressure and performance\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged seals in older or high-mileage vehicles\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 are clean and free of debris before installation\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to press the seal evenly into the housing bore without distortion\u003c\/li\u003e\n\u003cli\u003eVerify the seal orientation matches the original part for proper sealing\u003c\/li\u003e\n\u003cli\u003eCheck shaft surface for wear or damage that could affect seal performance\u003c\/li\u003e\n\u003cli\u003eConsult vehicle service manual for torque specifications and installation procedures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNational transmission seals are manufactured to meet OEM specifications, using high-quality polyacrylate materials for durability and resistance to transmission fluids and heat. The 710928 seal undergoes rigorous quality control to ensure dimensional accuracy and sealing performance. While specific warranty terms may vary, National typically offers a limited warranty against defects in material and workmanship, providing confidence in the product’s reliability.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":43448373838005,"sku":"BCZK-710928","price":16.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_710928_Fro_ae7379d4-a655-4d4b-9a81-f5857bea3ba9.jpg?v=1774734807","url":"https:\/\/www.partcatalog.com\/products\/national-710928-automatic-transmission-extension-housing-seal","provider":"PartCatalog","version":"1.0","type":"link"}