{"product_id":"toyota-fuel-tank-cap-assembly-77310-48020-oem-replacement-gas-cap-factory-sealed-fit-and-venting","title":"Toyota Fuel Tank Cap Assembly 77310-48020 — OEM replacement gas cap, factory-sealed fit and venting","description":"\u003cp\u003e\u003cstrong\u003eGenuine Toyota fuel tank cap assembly (part 77310-48020) — an OEM replacement gas cap engineered to restore proper sealing, venting, and fit for compatible Toyota models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your vehicle needs a like-for-like fuel cap replacement, this factory Toyota assembly brings original-spec fit and function. Sold new in Toyota packaging, the cap is designed to match factory dimensions and materials so it snaps, seals, and vents the way your vehicle expects. That reduces fuel odor, minimizes evaporation-related fuel loss, and helps maintain correct evaporative-emissions system behavior without aftermarket guesswork.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this OEM cap fit my Toyota?\u003c\/h3\u003e\n\u003cp\u003eThis cap is the exact Toyota part number 77310-48020 and replaces factory-installed caps that use the same assembly dimensions and mounting interface. Fitment is straightforward and direct—no adapters or modifications required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFactory part number: 77310-48020 for precise compatibility\u003c\/li\u003e\n  \u003cli\u003eDesigned to match original thread and retention geometry\u003c\/li\u003e\n  \u003cli\u003eSimple twist-and-lock installation with factory tether or bracket\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and build quality can I expect?\u003c\/h3\u003e\n\u003cp\u003eThe cap is manufactured to original equipment standards using automotive-grade plastics and sealing materials. Build quality aims to match the performance of the cap your vehicle left the factory with.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOEM construction for consistent sealing and venting\u003c\/li\u003e\n  \u003cli\u003eDurable plastic body and gasket for long-term resistance to fuel and weather\u003c\/li\u003e\n  \u003cli\u003eProduced under Toyota quality controls and shipped in genuine packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install the replacement fuel tank cap?\u003c\/h3\u003e\n\u003cp\u003eInstallation is quick and requires no special tools: remove the old cap, check the filler neck and gasket surface for debris, then thread the new cap until it clicks or seats firmly. Confirm the tether or retaining bracket is secured if your vehicle uses one.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHand-tighten until the cap seats or clicks to ensure proper seal\u003c\/li\u003e\n  \u003cli\u003eInspect fuel-filler gasket and clean any dirt to prevent leaks\u003c\/li\u003e\n  \u003cli\u003eCheck for warning lights—clear any EVAP-related codes if present after replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose a genuine Toyota assembly instead of aftermarket options?\u003c\/h3\u003e\n\u003cp\u003eUsing a Toyota OEM cap minimizes fitment surprises and maintains original venting characteristics designed for the vehicle’s evaporative-emissions system. It also preserves factory part traceability and quality assurance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExact OEM specification reduces risk of check-engine lights from EVAP mismatch\u003c\/li\u003e\n  \u003cli\u003eManufactured and packaged under Toyota standards for consistency\u003c\/li\u003e\n  \u003cli\u003eEasy, drop-in replacement that keeps your service history aligned with factory parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Drivers and technicians seeking a reliable, factory-spec fuel tank cap replacement for compatible Toyota vehicles. Ideal for owners who prefer genuine parts for proper sealing and emissions-system compatibility, fleet managers maintaining service standards, and DIYers who want an exact-fit gas cap without modification.\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: Is this cap an original Toyota part?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This is the genuine Toyota OEM fuel tank cap assembly, part number 77310-48020, sold new in Toyota packaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this cap trigger a check-engine light?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: When properly installed and sealed, the OEM cap is designed to avoid EVAP-system errors that cause check-engine lights.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Toyota","offers":[{"title":"Default Title","offer_id":48086088614046,"sku":"B00G66ASPE","price":49.09,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/toyota-genuine-fuel-cap-front.jpg?v=1785884094","url":"https:\/\/northtrailauto.ca\/products\/toyota-fuel-tank-cap-assembly-77310-48020-oem-replacement-gas-cap-factory-sealed-fit-and-venting","provider":"North Trail Auto","version":"1.0","type":"link"}