{"product_id":"dorman-579-128-fuel-tank-lock-ring","title":"Dorman 579-128 Fuel Tank Lock Ring","description":"\u003ch2\u003eDurable Fuel Tank Lock Ring for Ford and Lincoln Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dorman 579-128 fuel tank lock ring is designed to provide a secure seal for your fuel tank assembly. Engineered with quality plastic and rubber materials, this lock ring ensures reliable performance for Ford and Lincoln models including the Excursion, Expedition, F-250 Super Duty, F-350 Super Duty, and Navigator.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable plastic and rubber for long-lasting use\u003c\/li\u003e\n\u003cli\u003eIncludes a gasket and o-ring for a tight, leak-resistant seal\u003c\/li\u003e\n\u003cli\u003eBlack color with precise dimensions: 6.6 inch inside diameter, 7.2 inch outside diameter\u003c\/li\u003e\n\u003cli\u003eThickness of 1.2 inches and rim width of 1.2 inches for proper fitment\u003c\/li\u003e\n\u003cli\u003eLock ring diameter measures 6.69 inches to match OEM specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis fuel tank lock ring from Dorman is manufactured with a combination of plastic and rubber materials to provide both strength and flexibility. The included gasket and o-ring help maintain a secure seal, preventing fuel leaks and contamination. With an inside diameter of 6.6 inches and an outside diameter of 7.2 inches, this lock ring fits precisely on compatible fuel tanks. The thickness and rim width of 1.2 inches ensure a snug fit, maintaining the integrity of the fuel system. The black finish matches OEM parts for a consistent appearance.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFord Excursion fuel tank lock ring replacement\u003c\/li\u003e\n\u003cli\u003eFord Expedition fuel tank seal component\u003c\/li\u003e\n\u003cli\u003eFord F-250 Super Duty fuel tank lock ring repair\u003c\/li\u003e\n\u003cli\u003eFord F-350 Super Duty fuel tank hardware replacement\u003c\/li\u003e\n\u003cli\u003eLincoln Navigator fuel tank lock ring installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman 579-128 fuel tank lock ring, ensure the fuel tank surface is clean and free of debris. Properly seat the included o-ring and gasket to prevent leaks. Use appropriate tools to avoid damaging the plastic lock ring during installation. Verify the lock ring diameter matches the fuel tank opening to ensure a secure fit.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards, providing reliable performance for your vehicle. The 579-128 fuel tank lock ring undergoes quality checks to ensure durability and fitment accuracy. Please refer to Dorman's warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52124893806773,"sku":"BKKY-579-128","price":48.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_579128_Fro.jpg?v=1775163007","url":"https:\/\/www.partcatalog.com\/products\/dorman-579-128-fuel-tank-lock-ring","provider":"PartCatalog","version":"1.0","type":"link"}