{"product_id":"inmotion-ws41257-wheel-seal-front-inner","title":"InMotion WS41257 Wheel Seal - Front Inner","description":"\u003ch2\u003eWheel Seal for Differential Pinion Service\u003c\/h2\u003e\u003cp\u003eThe InMotion WS41257 wheel seal is built for front inner applications on select Dodge vehicles with 9-inch brakes. It uses a leather sealing material and precise dimensions to help maintain a secure barrier at the differential pinion area, keeping contaminants out and fluid where it belongs.\u003c\/p\u003e\u003cp\u003eFor restorations and maintenance on classic Dodge Challenger and Dodge Dart models, this seal supports clean, reliable sealing performance in a critical driveline location. The WS41257 is sized for accurate housing and shaft engagement, helping preserve differential integrity in demanding street or off-road use.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrand: InMotion\u003c\/li\u003e\n\u003cli\u003ePart number: WS41257\u003c\/li\u003e\n\u003cli\u003ePart type: Wheel Seal\u003c\/li\u003e\n\u003cli\u003eMaterial: Leather\u003c\/li\u003e\n\u003cli\u003eInside diameter: 1.5 in.\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 1.993 in.\u003c\/li\u003e\n\u003cli\u003eWidth: 0.25 in.\u003c\/li\u003e\n\u003cli\u003eShaft diameter: 1.5 in.\u003c\/li\u003e\n\u003cli\u003eHousing bore: 1.989 in.\u003c\/li\u003e\n\u003cli\u003eCompatible With Front Inner applications on select Dodge models with 9-inch brakes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eInMotion WS41257 is a precision wheel seal for driveline and axle sealing systems, engineered to create a tight seal at the differential pinion area. The leather construction and measured dimensions are intended to help block moisture, dirt, and road debris while reducing the risk of leaks that can shorten differential service life. This part is listed for 1970-1972 Dodge Challenger front inner with 9in brakes, 1963-1972 Dodge Dart front inner with 9in brakes, and 1961-1962 Dodge Lancer front inner. If you are sourcing a Dodge Challenger wheel seal or a Dodge Dart front inner seal, WS41257 provides a direct-fit reference for those applications. This 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 from dust, moisture, and road debris\u003c\/li\u003e\n\u003cli\u003eWear caused by an improperly sealed driveline assembly\u003c\/li\u003e\n\u003cli\u003eService issues during differential maintenance or restoration\u003c\/li\u003e\n\u003cli\u003eSeal replacement on classic Dodge Challenger and Dodge Dart front inner applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm shaft diameter, housing bore, and width before installation to match the existing seal pocket. Clean the sealing surface thoroughly and inspect the mating components for wear, scoring, or corrosion before pressing the new seal into place. Verify the vehicle uses the listed front inner configuration and 9-inch brakes where noted for Dodge Challenger and Dodge Dart applications.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eInMotion manufactures this seal with precision-focused dimensions and durable sealing material for driveline service. The WS41257 is specified for the listed classic Dodge applications and is intended to support reliable sealing performance in differential pinion service.\u003c\/p\u003e","brand":"InMotion","offers":[{"title":"Default Title","offer_id":52409522454709,"sku":"HKKS-WS41257","price":6.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WJ_WS41257_Fro2.jpg?v=1777783494","url":"https:\/\/www.partcatalog.com\/products\/inmotion-ws41257-wheel-seal-front-inner","provider":"PartCatalog","version":"1.0","type":"link"}