{"product_id":"dorman-579-201-fuel-tank-lock-ring","title":"Dorman 579-201 Fuel Tank Lock Ring","description":"\u003ch2\u003eFuel Tank Lock Ring for Nissan and INFINITI\u003c\/h2\u003e\u003cp\u003eDorman 579-201 is a direct-match fuel tank lock ring for servicing the fuel sending unit. Built from durable plastic and rubber materials, it provides a secure fit and includes an O-ring seal for a proper tank-to-sending-unit interface.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement fuel tank lock ring for OE-style fitment\u003c\/li\u003e\n\u003cli\u003eMade from black plastic and rubber for dependable service\u003c\/li\u003e\n\u003cli\u003eIncludes an O-ring seal for the fuel tank opening\u003c\/li\u003e\n\u003cli\u003eInside diameter: 4.25 in; outside diameter: 5.675 in\u003c\/li\u003e\n\u003cli\u003eLock ring diameter: 5.15 in; thickness and rim width: 0.16 in\u003c\/li\u003e\n\u003cli\u003eCross-references Spectra Premium LO182 and OE part number 1734250J00\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dorman fuel tank lock ring, part number 579-201, is a direct replacement for the original retaining ring used when servicing the fuel sending unit. It is designed for a secure fit and is manufactured from durable materials to support reliable sealing at the tank opening. The black plastic and rubber construction, along with the included O-ring, helps restore the connection between the fuel tank and sending unit on select Nissan and INFINITI applications.\u003c\/p\u003e\u003cp\u003eCompatible With 1991-1996 INFINITI G20, 1993-2003 Nissan Altima, and 1995-1998 Nissan 240SX. This part number 579-201 is commonly searched for fuel tank lock ring replacement on Nissan Altima, Nissan 240SX, and INFINITI G20 fuel system service jobs.\u003c\/p\u003e\u003ch2\u003eCommon Issues This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDamaged or worn fuel tank lock ring during sending unit service\u003c\/li\u003e\n\u003cli\u003eImproper sealing at the fuel tank opening\u003c\/li\u003e\n\u003cli\u003eCorrosion-related replacement needs on the retaining ring\u003c\/li\u003e\n\u003cli\u003eFitment issues caused by a distorted or cracked original ring\u003c\/li\u003e\n\u003cli\u003eFuel system service requiring a direct-match retaining ring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstall the lock ring during fuel sending unit service and confirm the O-ring is seated correctly before final assembly. Clean the tank flange and mating surfaces before installation to help achieve a secure seal. Verify vehicle application by year and model before ordering, especially for Nissan Altima, Nissan 240SX, and INFINITI G20 service.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman manufactures this replacement lock ring as a direct match to the original part for the listed applications. Part number 579-201 is built to support a secure fit and consistent service performance in fuel tank repair work.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52776252113077,"sku":"BKKY-579-201","price":64.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_579201_Fro.jpg?v=1783493013","url":"https:\/\/www.partcatalog.com\/products\/dorman-579-201-fuel-tank-lock-ring","provider":"PartCatalog","version":"1.0","type":"link"}