{"product_id":"dorman-fuel-filler-neck-seal-577-500-direct-fit-replacement-durable-elastomer","title":"Dorman Fuel Filler Neck Seal 577-500 — Direct-Fit Replacement, Durable Elastomer","description":"\u003cp\u003e\u003cstrong\u003eThe Dorman 577-500 Fuel Filler Neck Seal is a direct-fit replacement that restores a proper seal between the fuel filler neck and body to prevent leaks and vapor escape.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIf your vehicle’s fuel filler neck seal has become cracked, hardened, or no longer seats correctly, the Dorman 577-500 offers a factory-matching replacement engineered for long service life. Designed to match the original part’s dimensions and function for specific applications, this seal helps maintain proper fuel system containment and component fit with materials selected for durability.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this seal restore fuel filler function?\u003c\/h3\u003e\n\u003cp\u003eThe 577-500 re-establishes the original interface between the filler neck and the vehicle body, preventing fuel seepage and reducing vapor escape. Replacing a worn or damaged seal improves how the filler neck sits and aligns, which can eliminate fuel odors and reduce corrosion risk around the tank opening.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect replacement geometry for compatible years and models\u003c\/li\u003e\n  \u003cli\u003eProvides a tight mechanical seal to limit leaks and fumes\u003c\/li\u003e\n  \u003cli\u003eHelps restore original fit and alignment of the filler neck\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and construction qualities does it offer?\u003c\/h3\u003e\n\u003cp\u003eThe seal is manufactured from durable elastomeric materials chosen to resist weathering, fuel exposure, and repeated use. Its build quality is aimed at long-term service so it doesn’t harden or crack prematurely under typical operating conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eResilient elastomer construction for flexibility and longevity\u003c\/li\u003e\n  \u003cli\u003ePrecision molding to maintain consistent dimensions\u003c\/li\u003e\n  \u003cli\u003eDesigned to resist fuel-related degradation and UV exposure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I confirm this part fits my vehicle?\u003c\/h3\u003e\n\u003cp\u003eBecause vehicle fuel systems vary, Dorman recommends verifying fit using your make, model, year, and trim. Use the store’s vehicle fitment tool or compare part numbers and dimensions to your original seal before purchase to ensure compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInput vehicle details into the fitment\/garage tool\u003c\/li\u003e\n  \u003cli\u003eCompare measurements to the original seal if available\u003c\/li\u003e\n  \u003cli\u003eConsult product notes for specific model applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs installation complicated for a home mechanic?\u003c\/h3\u003e\n\u003cp\u003eInstallation is typically straightforward for someone comfortable with basic automotive tasks. The job generally involves removing the filler neck or accessing the opening, seating the new seal correctly, and reassembling components to factory alignment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBasic hand tools and a safe lifting method may be needed\u003c\/li\u003e\n  \u003cli\u003eClean mating surfaces before installing the new seal\u003c\/li\u003e\n  \u003cli\u003eFollow torque and alignment recommendations when reassembling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Dorman 577-500 Fuel Filler Neck Seal is aimed at vehicle owners and independent technicians who need a dependable, OEM-style replacement for a failing fuel filler seal. It’s a practical option for anyone restoring proper fuel system fit and reducing leaks or odors without replacing the entire filler assembly. Ideal for repair shops, DIY mechanics, and fleet maintenance where matching original dimensions and reliable materials are priorities.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this seal stop fuel odors and leaks?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — when the original seal is the source, replacing it with the Dorman 577-500 restores the proper seal and helps prevent leaks and fuel vapor escape.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need any special tools to install it?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No special tools are required for most installs; basic hand tools and safe vehicle access are typically sufficient.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":48084384350366,"sku":"B004AIEQI0","price":30.38,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/dorman-fuel-filler-neck-seal-front-view.jpg?v=1785852817","url":"https:\/\/northtrailauto.ca\/products\/dorman-fuel-filler-neck-seal-577-500-direct-fit-replacement-durable-elastomer","provider":"North Trail Auto","version":"1.0","type":"link"}