{"product_id":"crankshaft-front-oil-seal-3904353-for-cummins-engine-6bt-4bt-case-mx100-mx120","title":"Crankshaft Front Oil Seal 3904353 for Cummins Engine 6BT 4BT Case MX100 MX120","description":"\u003cstrong\u003eThis Crankshaft Front Oil Seal is a high-quality aftermarket replacement part compatible with Cummins 6BT 4BT and Case MX100 MX120 and matches OEM Part# 3904353.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis front crankshaft seal is engineered to provide a robust oil barrier for Cummins and Case diesel engines. It prevents oil loss at the front timing cover area, ensuring critical engine components remain lubricated while protecting the assembly from dirt and debris. Manufactured to precise tolerances, it offers a reliable seal for heavy-duty agricultural and industrial applications.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHigh-grade elastomeric material ensures long-term resistance to heat and engine oil.\u003c\/li\u003e\n\u003cli\u003ePrecision-engineered for a secure fit that prevents leaks and pressure loss.\u003c\/li\u003e\n\u003cli\u003eDirect replacement design ensures compatibility with existing engine housings.\u003c\/li\u003e\n\u003cli\u003eDurable construction withstands the high vibration and thermal cycles of diesel operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCummins Engine 4BT\u003c\/li\u003e\n\u003cli\u003eCummins Engine 6BT\u003c\/li\u003e\n\u003cli\u003eCase IH MX100\u003c\/li\u003e\n\u003cli\u003eCase IH MX120\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 3904353\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeal Type:\u003c\/strong\u003e Front Crankshaft Oil Seal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-Temperature Resistant Nitrile\/Viton Compound\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Diesel Engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will this seal stop leaks at the front of the crankshaft? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this seal is specifically designed to replace a worn or damaged front seal to prevent oil from escaping the crankcase.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is this part compatible with the Case MX series tractors? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is a verified replacement for Case MX100 and MX120 tractors utilizing the Cummins 5.9L or 3.9L engines.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eCompatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"Northline Parts","offers":[{"title":"Default Title","offer_id":42820044095559,"sku":"ZZ2T00411","price":24.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/7123\/5399\/files\/12_959ead82-1bab-425f-ae67-a9df45b60e3b.jpg?v=1779788015","url":"https:\/\/www.northlineparts.com\/products\/crankshaft-front-oil-seal-3904353-for-cummins-engine-6bt-4bt-case-mx100-mx120","provider":"Northline Parts","version":"1.0","type":"link"}