{"product_id":"national-710248-differential-pinion-seal-rear-outer","title":"National 710248 Differential Pinion Seal - Rear Outer","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eNational 710248 is a differential pinion seal built for rear outer applications that require a metric oil seal with a clockwise-spiral lip design. It uses polyacrylate construction and precise dimensions to match the housing and shaft requirements listed for the application.\u003c\/p\u003e\u003cp\u003eCompatible with Isuzu, Acura, and related axle configurations, this seal is specified for vehicles such as the Isuzu Trooper, Isuzu VehiCROSS, Acura SLX, and Isuzu Amigo. The National 710248 part number is used for this sealing application across the listed fitments.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePolyacrylate seal material for demanding driveline sealing service.\u003c\/li\u003e\n\u003cli\u003eClockwise-spiral lip design for controlled sealing action.\u003c\/li\u003e\n\u003cli\u003eMetric dimensions for accurate housing and shaft matching.\u003c\/li\u003e\n\u003cli\u003eSpecified as a differential pinion oil seal.\u003c\/li\u003e\n\u003cli\u003eFits rear outer applications with the listed axle configuration.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eNational 710248 is engineered as a differential pinion seal for rear outer use on the listed Isuzu and Acura applications. The seal measures 1.772 inches on the shaft side, 3.075 inches outside diameter, and 0.433 inches in width, with a housing bore of 3.071 inches. Its polyacrylate construction and clockwise-spiral lip profile support consistent sealing performance in driveline service. The National 710248 part number should be matched to the exact axle and ring gear notes shown in the fitment data.\u003c\/p\u003e\u003cp\u003eThis part cross-references Quality-Built 17808 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a leaking differential pinion seal.\u003c\/li\u003e\n\u003cli\u003eAddressing gear oil seepage at the pinion area.\u003c\/li\u003e\n\u003cli\u003eRestoring sealing at the rear outer axle location.\u003c\/li\u003e\n\u003cli\u003eCorrecting contamination caused by worn seal lips.\u003c\/li\u003e\n\u003cli\u003eMaintaining proper lubricant retention in the differential.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the axle notes, ring gear size, and rear outer position before installation. Match the seal dimensions to the housing bore and shaft specifications listed for the application. Clean the sealing surface thoroughly and inspect the mating components for wear or scoring before installing the new seal.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNational has supplied premium sealing solutions for more than 75 years and continues to develop sealing products for modern vehicle applications.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":53669363744949,"sku":"BCZK-710248","price":41.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_710248_Fro.jpg?v=1793691983","url":"https:\/\/www.partcatalog.com\/products\/national-710248-differential-pinion-seal-rear-outer","provider":"PartCatalog","version":"1.0","type":"link"}