{"product_id":"national-710959-differential-pinion-seal-rear-outer","title":"National 710959 Differential Pinion Seal - Rear Outer","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eNational 710959 is a differential pinion seal built for axle sealing service where the pinion shaft passes through the housing. It uses a fluoro-elastomer sealing material and a bi-directional lip design to help maintain a consistent seal under driveline movement. This seal is listed for Ford Super Duty rear outer applications with the specified axle and ring gear configuration.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFluoro-elastomer construction for sealing performance in driveline service.\u003c\/li\u003e\n\u003cli\u003eBi-directional lip design for sealing in either rotational direction.\u003c\/li\u003e\n\u003cli\u003eDimensions listed at 2.913 in shaft diameter, 4.570 in outside diameter, and 0.403 in width.\u003c\/li\u003e\n\u003cli\u003eNational 710959 is part of the 710900 series.\u003c\/li\u003e\n\u003cli\u003eFits Ford F-450 Super Duty and Ford F-550 Super Duty rear outer applications with the specified axle notes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe National 710959 differential pinion seal is engineered as an oil seal for the pinion area of the axle assembly. Its fluoro-elastomer material and bi-directional lip profile are suited to sealing rotating driveline components while helping retain lubricant inside the housing. This part number, 710959, is cataloged for 2005-2016 Ford F-550 Super Duty rear outer and 2005-2011, 2013-2016 Ford F-450 Super Duty rear outer applications with an 11.825-inch ring gear and Spicer S110 axle. For buyers searching for a Ford F-450 Super Duty pinion seal or Ford F-550 Super Duty differential seal, 710959 provides a direct fit reference for the listed axle configuration. This part cross-references SKF 29528 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGear oil seepage at the pinion seal area.\u003c\/li\u003e\n\u003cli\u003eContamination entering the axle housing through a worn seal.\u003c\/li\u003e\n\u003cli\u003eLubricant loss caused by seal wear or hardening.\u003c\/li\u003e\n\u003cli\u003eNoise or driveline concerns associated with low axle fluid levels.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify axle configuration, ring gear size, and rear outer position before installation. Match the seal dimensions to the housing bore and shaft dimensions listed for National 710959. Clean the sealing surface and inspect the pinion area for wear before installing the new seal.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNational has supplied sealing solutions for more than 75 years and continues to develop sealing products for modern vehicle applications. The 710959 is built to the brand's sealing standards for driveline service.\u003c\/p\u003e","brand":"National","offers":[{"title":"Default Title","offer_id":53546742579381,"sku":"BCZK-710959","price":42.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NS_710959_Ang.jpg?v=1792307547","url":"https:\/\/www.partcatalog.com\/products\/national-710959-differential-pinion-seal-rear-outer","provider":"PartCatalog","version":"1.0","type":"link"}