{"product_id":"st-198-engine-crankshaft-rear-seal-installer-for-john-deere-jdg478-jdg477-jdg476","title":"ST-198 Engine Crankshaft Rear Seal Installer for John Deere JDG478 JDG477 JDG476","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis aftermarket replacement crankshaft rear seal installer is intended for the listed John Deere applications and references JDG478, JDG477, JDG476, and ST-198. A crankshaft rear seal installer is used to position and install the corresponding seal during engine service.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for service work involving a crankshaft rear seal.\u003c\/li\u003e\n\u003cli\u003eSupports positioning and installation of the corresponding engine seal.\u003c\/li\u003e\n\u003cli\u003eReferences JDG478, JDG477, JDG476, and ST-198 for comparison.\u003c\/li\u003e\n\u003cli\u003eIntended for maintenance or replacement work on the listed John Deere applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003efor John Deere JDG478 applications\u003c\/li\u003e\n\u003cli\u003efor John Deere JDG477 applications\u003c\/li\u003e\n\u003cli\u003efor John Deere JDG476 applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReplacing a worn, damaged, or malfunctioning crankshaft rear seal.\u003c\/li\u003e\n\u003cli\u003eServicing the rear crankshaft seal area during engine maintenance.\u003c\/li\u003e\n\u003cli\u003eSupporting seal installation when the corresponding component requires replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Crankshaft rear seal installer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e JDG478, JDG477, JDG476, ST-198\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Application(s):\u003c\/strong\u003e John Deere JDG478, JDG477, and JDG476\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What does a crankshaft rear seal installer do? \u003cstrong\u003eA:\u003c\/strong\u003e It is used to position and install the corresponding rear crankshaft seal during engine service.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How should fitment be verified? \u003cstrong\u003eA:\u003c\/strong\u003e Compare the complete existing part number and complete equipment model designation with JDG478, JDG477, JDG476, and ST-198 before purchase.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":54407761920273,"sku":"ZZ3G00669","price":419.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/s-l1600_ad419f36-b0d4-40a1-976f-1bb6096640cc.jpg?v=1787521815","url":"https:\/\/www.duraforce.com\/products\/st-198-engine-crankshaft-rear-seal-installer-for-john-deere-jdg478-jdg477-jdg476","provider":"DURAFORCE","version":"1.0","type":"link"}