{"product_id":"inmotion-ws710558-differential-pinion-seal-front-outer","title":"InMotion WS710558 Differential Pinion Seal - Front Outer","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eInMotion WS710558 is a differential pinion seal built for axle applications that require a precise sealing surface and dependable contamination control. It uses PTFE material to help maintain a tight barrier against moisture and debris in the differential assembly.\u003c\/p\u003e\u003cp\u003eCompatible With Ram and Dodge Ram truck applications listed below, this seal is specified for front outer use with AAM axle setups. The WS710558 part number is a direct reference for buyers matching the correct differential pinion seal by fitment and dimensions.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePTFE construction for low-friction sealing performance.\u003c\/li\u003e\n\u003cli\u003eInside diameter of 2.125 and housing bore of 2.914 for dimensional matching.\u003c\/li\u003e\n\u003cli\u003eOutside diameter of 2.92 and thickness of 0.469 for proper seal placement.\u003c\/li\u003e\n\u003cli\u003eDesigned to help keep contaminants out of the differential pinion area.\u003c\/li\u003e\n\u003cli\u003eFits front outer AAM axle applications on select Ram and Dodge Ram trucks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe InMotion WS710558 differential pinion seal is engineered to create a secure seal at the pinion area, helping reduce fluid leakage while protecting internal differential components from dirt and moisture. Its PTFE material supports consistent sealing performance in demanding driveline conditions. This part number, WS710558, is listed for 2003-2010 Dodge Ram 2500 and Ram 3500 front outer applications with AAM axle, plus 2006-2008 Dodge Ram 1500 front outer with AAM axle and 2011-2018 Ram 2500 and Ram 3500 front outer with AAM axle.\u003c\/p\u003e\u003cp\u003eThis part cross-references Monroe Shocks \u0026amp; Struts (e.g., 172286, 182286) for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGear oil seepage at the differential pinion seal area.\u003c\/li\u003e\n\u003cli\u003eContamination entering the differential housing.\u003c\/li\u003e\n\u003cli\u003eWear caused by compromised sealing surfaces.\u003c\/li\u003e\n\u003cli\u003eLoss of sealing integrity in AAM axle assemblies.\u003c\/li\u003e\n\u003cli\u003eService needs tied to pinion seal replacement on Ram and Dodge Ram trucks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify axle configuration, seal dimensions, and application notes before installation. This seal is listed for front outer positions with AAM axle fitments only, so confirm the vehicle matches the cataloged year, make, model, and notes before ordering. Clean the sealing surface thoroughly and inspect the pinion area for wear or damage that could affect seal performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eInMotion positions this seal as a precision-made replacement using high-quality materials for reliable differential sealing. The WS710558 part number should be matched against the vehicle application and dimensions to confirm correct fitment.\u003c\/p\u003e","brand":"InMotion","offers":[{"title":"Default Title","offer_id":53342742675637,"sku":"HKKS-WS710558","price":16.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WJ_WS710558_Generic.jpg?v=1789801160","url":"https:\/\/www.partcatalog.com\/products\/inmotion-ws710558-differential-pinion-seal-front-outer","provider":"PartCatalog","version":"1.0","type":"link"}