{"product_id":"mercury-8m0000190-gearcase-o-ring","title":"Mercury 8M0000190 Gearcase O-Ring 4.475 x .210","description":"\u003ch2\u003eMercury 8M0000190 Gearcase O-Ring 4.475 x .210\u003c\/h2\u003e\n\u003cp\u003eMercury 8M0000190 is a genuine Mercury gearcase O-ring used in compatible Mercury and MerCruiser gearcase assemblies where this exact part number and size are specified by the factory parts diagram.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Mercury marine replacement O-ring\u003c\/li\u003e\n\u003cli\u003eGearcase sealing component for compatible lower unit assemblies\u003c\/li\u003e\n\u003cli\u003eSize: 4.475 x .210\u003c\/li\u003e\n\u003cli\u003eDirect replacement when Mercury part number 8M0000190 is specified\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper gearcase sealing during service or reassembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment \/ Product Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Mercury\u003c\/li\u003e\n\u003cli\u003ePart Number: 8M0000190\u003c\/li\u003e\n\u003cli\u003eProduct: Gearcase O-Ring\u003c\/li\u003e\n\u003cli\u003eSize: 4.475 x .210\u003c\/li\u003e\n\u003cli\u003eSystem: Gearcase \/ Lower Unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eGearcase O-ring fitment depends on engine or drive model, serial number, gearcase configuration, and the specific assembly being serviced. Verify fitment with your Mercury or MerCruiser serial number and factory parts diagram before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMercury 8M0000190 gearcase O-ring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eGearcase seals, bearings, shims, drain plug gaskets, carriers, shafts, tools, and other lower unit parts are not included unless listed separately.\u003c\/p\u003e\n\u003ch3\u003eWhy You Should Buy\u003c\/h3\u003e\n\u003cp\u003eGearcase sealing parts require exact size and part-number matching. Replacing the O-ring during gearcase service helps support proper sealing and reliable lower unit operation on compatible Mercury marine applications.\u003c\/p\u003e\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cp\u003eUsed in Mercury and MerCruiser gearcase assemblies where the factory parts diagram calls for O-ring part number 8M0000190.\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003ch4\u003eIs this a complete gearcase seal kit?\u003c\/h4\u003e\n\u003cp\u003eNo. This listing is for the O-ring only.\u003c\/p\u003e\n\u003ch4\u003eDoes this replace a drain plug gasket?\u003c\/h4\u003e\n\u003cp\u003eNo. This is a gearcase O-ring, not a drain plug gasket.\u003c\/p\u003e\n\u003ch4\u003eCan Wakeboss help confirm fitment?\u003c\/h4\u003e\n\u003cp\u003eYes. Send your engine or drive model and serial number through \u003ca href=\"https:\/\/wakeboss.com\/pages\/ask-a-parts-pro\"\u003eAsk a Parts Pro\u003c\/a\u003e and we can help check the correct gearcase diagram.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":48621367394536,"sku":"8M0000190","price":5.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/9927\/6776\/files\/mercury-8m0000190-gearcase-o-ring-1_53ff2e2b-5891-4a3e-b6fd-ace13c7ae428.jpg?v=1781548132","url":"https:\/\/wakeboss.com\/products\/mercury-8m0000190-gearcase-o-ring","provider":"Wakeboss","version":"1.0","type":"link"}