{"product_id":"inmotion-ws710785-engine-crankshaft-seal-front","title":"InMotion WS710785 Engine Crankshaft Seal - Front","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eInMotion WS710785 is a front differential pinion seal built with fluoro-elastomer material for a secure sealing surface. It helps keep contaminants out and fluid in, supporting reliable differential operation across a wide range of BMW applications.\u003c\/p\u003e\u003cp\u003eCompatible With BMW M2, M4, X5, X6, 640i, 335i, and other listed models, this seal is specified for front placement and matches applications that call for a 3.118-inch outside diameter. The WS710785 part number is also useful when verifying the correct seal for service work on BMW driveline components.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFluoro-elastomer construction for sealing performance and chemical resistance\u003c\/li\u003e\n\u003cli\u003eFront differential pinion seal application\u003c\/li\u003e\n\u003cli\u003e3.118-inch outside diameter on listed fitments\u003c\/li\u003e\n\u003cli\u003ePrecision dimensions for a secure housing interface\u003c\/li\u003e\n\u003cli\u003eFits a broad range of BMW models from 2006-2020\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe InMotion WS710785 is engineered as a differential pinion seal for front applications, with dimensions that support a tight fit at the housing bore and shaft interface. Its fluoro-elastomer material is selected for durability in sealing environments where moisture, debris, and fluid retention matter. For BMW owners and technicians, the WS710785 provides a direct service part for maintaining differential integrity on many 3 Series, 5 Series, X Series, Z4, M models, and related variants.\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\u003eDifferential fluid seepage at the pinion area\u003c\/li\u003e\n\u003cli\u003eContamination entering the differential housing\u003c\/li\u003e\n\u003cli\u003eWear caused by degraded sealing surfaces\u003c\/li\u003e\n\u003cli\u003eLoss of sealing integrity during driveline service\u003c\/li\u003e\n\u003cli\u003eNoise or drivability concerns linked to low differential fluid\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the housing bore, shaft diameter, and outside diameter before installation. This seal is listed for front placement only, so confirm the vehicle application against the fitment table and service specifications before ordering. Clean the sealing surfaces 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 supplies precision-engineered sealing components made from high-quality materials for differential service applications. The WS710785 is built to provide a reliable sealing barrier and consistent fit across the listed BMW applications.\u003c\/p\u003e","brand":"InMotion","offers":[{"title":"Default Title","offer_id":53588252950709,"sku":"HKKS-WS710785","price":17.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WJ_WS710785_FRO.jpg?v=1792737930","url":"https:\/\/www.partcatalog.com\/products\/inmotion-ws710785-engine-crankshaft-seal-front","provider":"PartCatalog","version":"1.0","type":"link"}