{"product_id":"front-seat-belt-assembly-for-model-3-factory-replacement-part","title":"Front Seat Belt Assembly for Model 3 (1105821-C1-I \/ 1105822-C1-I)","description":"\u003cstyle\u003e\n    #pdp-seatbelt-container {\n      --pdp-text-heading: #0f172a;\n      --pdp-text-body: #334155;\n      --pdp-text-muted: #64748b;\n      --pdp-bg-white: #ffffff;\n      --pdp-bg-alt: #f8fafc;\n      --pdp-border: #e2e8f0;\n      --pdp-accent-blue: #007bff;\n      --pdp-accent-blue-hover: #0056b3;\n      --pdp-accent-light: #eff6ff;\n      --pdp-font: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n      font-family: var(--pdp-font); color: var(--pdp-text-body); background-color: var(--pdp-bg-white); margin: 0; padding: 0; width: 100%; line-height: 1.6; box-sizing: border-box; -webkit-font-smoothing: antialiased;\n    }\n    #pdp-seatbelt-container * { box-sizing: border-box; margin: 0; padding: 0; }\n    #pdp-seatbelt-container .pdp-wrapper { max-width: 100%; margin: 0 auto; padding: 3rem 1.5rem; }\n    #pdp-seatbelt-container .pdp-divider { border: none; border-top: 1px solid var(--pdp-border); margin: 3.5rem 0; width: 100%; }\n    #pdp-seatbelt-container .pdp-section-title { text-align: center !important; font-weight: 800 !important; font-size: 1.6rem; color: var(--pdp-text-heading); margin-bottom: 2.5rem; letter-spacing: -0.01em; text-transform: uppercase; }\n    #pdp-seatbelt-container .pdp-hero-section { text-align: center; max-width: 1000px; margin: 0 auto; }\n    #pdp-seatbelt-container .pdp-hero-title { font-size: 1.85rem; font-weight: 800; letter-spacing: -0.02em; color: var(--pdp-text-heading); margin-bottom: 1.25rem; line-height: 1.3; text-align: center; }\n    #pdp-seatbelt-container .pdp-hero-text { font-size: 1rem; color: var(--pdp-text-body); line-height: 1.7; margin-bottom: 1rem; }\n    #pdp-seatbelt-container .pdp-variant-box { margin-bottom: 1.5rem; background-color: var(--pdp-bg-alt); border: 1px solid var(--pdp-border); border-radius: 12px; padding: 1.5rem; text-align: center; }\n    #pdp-seatbelt-container .pdp-variant-title { font-size: 0.9rem; font-weight: 800; color: var(--pdp-text-heading); letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 1rem; text-align: center !important; }\n    #pdp-seatbelt-container .pdp-variant-options { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; }\n    #pdp-seatbelt-container .pdp-variant-btn { background-color: var(--pdp-bg-white); border: 1px solid var(--pdp-border); color: var(--pdp-text-heading); font-weight: 600; font-size: 0.88rem; padding: 0.65rem 1.25rem; border-radius: 8px; cursor: pointer; transition: all 0.2s ease; font-family: inherit; }\n    #pdp-seatbelt-container .pdp-variant-btn:hover { border-color: var(--pdp-accent-blue); color: var(--pdp-accent-blue); }\n    #pdp-seatbelt-container .pdp-specs-card { background-color: var(--pdp-bg-white); border: 1px solid var(--pdp-border); border-radius: 12px; padding: 2rem; display: grid; grid-template-columns: 360px 1fr; gap: 2.5rem; align-items: center; transition: border-color 0.3s ease, box-shadow 0.3s ease; }\n    #pdp-seatbelt-container .pdp-specs-card:hover { border-color: #cbd5e1; box-shadow: 0 8px 24px rgba(0,0,0,0.05); }\n    #pdp-seatbelt-container .pdp-spec-image-wrap { width: 100%; height: 100%; min-height: 280px; border-radius: 10px; overflow: hidden; background-color: #f1f5f9; display: flex; align-items: center; justify-content: center; }\n    #pdp-seatbelt-container .pdp-spec-img { width: 100%; height: 100%; object-fit: cover; display: block; border-radius: 10px; }\n    #pdp-seatbelt-container .pdp-spec-content { display: flex; flex-direction: column; align-items: flex-start; }\n    #pdp-seatbelt-container .pdp-spec-badge-green { display: inline-block; background-color: #dcfce7; color: #15803d; font-size: 0.75rem; font-weight: 700; padding: 4px 12px; border-radius: 20px; margin-bottom: 1.25rem; }\n    #pdp-seatbelt-container .pdp-spec-list { display: flex; flex-direction: column; gap: 1.25rem; width: 100%; }\n    #pdp-seatbelt-container .pdp-spec-item { display: flex; flex-direction: column; gap: 0.2rem; }\n    #pdp-seatbelt-container .pdp-spec-label { font-size: 0.75rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.05em; color: var(--pdp-text-muted); }\n    #pdp-seatbelt-container .pdp-spec-value { font-size: 0.95rem; font-weight: 700; color: var(--pdp-text-heading); line-height: 1.5; }\n    #pdp-seatbelt-container .pdp-spec-value-red { color: #dc2626; font-weight: 800; }\n    #pdp-seatbelt-container .pdp-spec-divider { border: none; border-top: 1px solid var(--pdp-border); width: 100%; margin: 1.5rem 0 1rem 0; }\n    #pdp-seatbelt-container .pdp-spec-note { font-size: 0.8rem; color: #94a3b8; line-height: 1.5; }\n    #pdp-seatbelt-container .pdp-features-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }\n    #pdp-seatbelt-container .pdp-feature-card { background-color: var(--pdp-bg-white); border: 1px solid var(--pdp-border); border-radius: 12px; padding: 1.75rem; text-align: left; transition: all 0.3s cubic-bezier(0.4,0,0.2,1); position: relative; overflow: hidden; }\n    #pdp-seatbelt-container .pdp-feature-card::before { content: \"\"; position: absolute; top: 0; left: 0; width: 4px; height: 100%; background-color: transparent; transition: background-color 0.3s ease; }\n    #pdp-seatbelt-container .pdp-feature-card:hover { border-color: var(--pdp-accent-blue); transform: translateY(-3px); box-shadow: 0 8px 20px rgba(0,123,255,0.08); }\n    #pdp-seatbelt-container .pdp-feature-card:hover::before { background-color: var(--pdp-accent-blue); }\n    #pdp-seatbelt-container .pdp-feature-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--pdp-text-heading); margin-bottom: 0.75rem; line-height: 1.4; text-align: center; }\n    #pdp-seatbelt-container .pdp-feature-card p { font-size: 0.9rem; color: var(--pdp-text-muted); line-height: 1.6; }\n    #pdp-seatbelt-container .pdp-faq-list { display: flex; flex-direction: column; gap: 0.85rem; }\n    #pdp-seatbelt-container .pdp-faq-item { background-color: var(--pdp-bg-white); border: 1px solid var(--pdp-border); border-radius: 8px; overflow: hidden; transition: border-color 0.2s ease, box-shadow 0.2s ease; }\n    #pdp-seatbelt-container .pdp-faq-item:hover { border-color: var(--pdp-accent-blue); }\n    #pdp-seatbelt-container .pdp-faq-question { padding: 1.25rem 1.5rem; font-size: 0.95rem; font-weight: 700; color: var(--pdp-text-heading); cursor: pointer; display: flex; justify-content: space-between; align-items: center; user-select: none; background-color: var(--pdp-bg-white); transition: background-color 0.2s ease; }\n    #pdp-seatbelt-container .pdp-faq-question h3 { font-size: 0.95rem; font-weight: 700; color: var(--pdp-text-heading); margin: 0; text-align: left; }\n    #pdp-seatbelt-container .pdp-faq-toggle-text { font-size: 0.8rem; font-weight: 700; color: var(--pdp-accent-blue); margin-left: 1rem; white-space: nowrap; }\n    #pdp-seatbelt-container .pdp-faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s cubic-bezier(0,1,0,1), padding 0.3s ease; padding: 0 1.5rem; font-size: 0.88rem; color: var(--pdp-text-body); line-height: 1.6; background-color: var(--pdp-bg-alt); }\n    #pdp-seatbelt-container .pdp-faq-item.pdp-faq-open .pdp-faq-answer { max-height: 300px; padding: 1rem 1.5rem 1.25rem 1.5rem; border-top: 1px solid var(--pdp-border); transition: max-height 0.3s cubic-bezier(0.5,0,1,0), padding 0.3s ease; }\n    @media (max-width: 768px) {\n      #pdp-seatbelt-container .pdp-features-grid, #pdp-seatbelt-container .pdp-specs-card { grid-template-columns: 1fr; gap: 1.5rem; }\n      #pdp-seatbelt-container .pdp-hero-title { font-size: 1.5rem; }\n      #pdp-seatbelt-container .pdp-wrapper { padding: 2rem 1rem; }\n    }\n  \u003c\/style\u003e\n\u003cdiv id=\"pdp-seatbelt-container\" class=\"pdp-root\"\u003e\n\u003cdiv class=\"pdp-wrapper\"\u003e\n\u003cdiv class=\"pdp-hero-section\"\u003e\n\u003ch2 class=\"pdp-hero-title\"\u003eReplace the Faulty Seat Belt, Restore Reliable Protection\u003c\/h2\u003e\n\u003cp class=\"pdp-hero-text\"\u003eEngineered as an OEM-grade direct replacement for Tesla Model 3. Designed to fit original mounting points seamlessly, it integrates with factory safety systems to instantly retract slack during emergency braking or impact—restoring original occupant protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003chr class=\"pdp-divider\"\u003e\n\u003cdiv class=\"pdp-specs-section\"\u003e\n\u003ch2 class=\"pdp-section-title\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003cdiv class=\"pdp-variant-box\"\u003e\n\u003ch3 class=\"pdp-variant-title\"\u003eSELECT SIDE\u003c\/h3\u003e\n\u003cdiv class=\"pdp-variant-options\"\u003e\n\u003cbutton type=\"button\" class=\"pdp-variant-btn\"\u003eFront Left (1105821-C1-I)\u003c\/button\u003e \u003cbutton type=\"button\" class=\"pdp-variant-btn\"\u003eFront Right (1105822-C1-I)\u003c\/button\u003e \u003cbutton type=\"button\" class=\"pdp-variant-btn\"\u003eFront Left \u0026amp; Right (1105821-C1-I + 1105822-C1-I)\u003c\/button\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdp-specs-card\"\u003e\n\u003cdiv class=\"pdp-spec-image-wrap\" style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0588\/3825\/3719\/files\/FrontSeatBeltAssemblyforTeslaModel3_1105821-C1-I1105822-C1-I_1.webp?v=1788404547\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"pdp-spec-content\"\u003e\n\u003cspan class=\"pdp-spec-badge-green\"\u003ePrecision OEM Fit\u003c\/span\u003e\n\u003cdiv class=\"pdp-spec-list\"\u003e\n\u003cdiv class=\"pdp-spec-item\"\u003e\n\u003cspan class=\"pdp-spec-label\"\u003eVEHICLE COMPATIBILITY\u003c\/span\u003e \u003cspan class=\"pdp-spec-value pdp-spec-value-red\"\u003eTesla Model 3(2017-2023)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdp-spec-item\"\u003e\n\u003cspan class=\"pdp-spec-label\"\u003eOE PART NUMBERS\u003c\/span\u003e \u003cspan class=\"pdp-spec-value\"\u003eLeft: 1105821-C1-I\u003cbr\u003eRight: 1105822-C1-I\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"pdp-spec-divider\"\u003e\n\u003cp class=\"pdp-spec-note\"\u003e*Please verify the part number on the original seat belt retractor label and confirm compatibility by VIN before ordering. LH\/RH are determined while seated in the vehicle and facing forward; driver\/passenger position varies by market.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"pdp-divider\"\u003e\n\u003cdiv class=\"pdp-features-section\"\u003e\n\u003ch2 class=\"pdp-section-title\"\u003eKey Features \u003c\/h2\u003e\n\u003cdiv class=\"pdp-features-grid\"\u003e\n\u003cdiv class=\"pdp-feature-card\"\u003e\n\u003ch3\u003eOEM-Grade Safety Standard\u003c\/h3\u003e\n\u003cp\u003eDirect-fit replacement engineered to meet exact manufacturer structural and safety standards. Restores original crash protection performance and ensures full reliability for driver and front passenger safety.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdp-feature-card\"\u003e\n\u003ch3\u003ePrecision Integrated Pre-Tensioner System\u003c\/h3\u003e\n\u003cp\u003eFeatures an advanced retractor mechanism that instantly locks and tightens upon sudden deceleration or impact, minimizing occupant movement and maximizing cabin safety.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdp-feature-card\"\u003e\n\u003ch3\u003eHigh-Tensile Tear-Resistant Webbing\u003c\/h3\u003e\n\u003cp\u003eConstructed from premium, heavy-duty woven polyester thread designed to withstand extreme pulling force, friction, and daily UV exposure without fraying or fading.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdp-feature-card\"\u003e\n\u003ch3\u003eFlawless Plug-and-Play Electrical Connector\u003c\/h3\u003e\n\u003cp\u003eIncludes factory-matched harness connectors for the seat belt warning sensor and restraint system, eliminating error codes and ensuring seamless communication with your Tesla's onboard computer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"pdp-divider\"\u003e\n\u003cdiv class=\"pdp-faq-section\"\u003e\n\u003ch2 class=\"pdp-section-title\"\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003cdiv class=\"pdp-faq-list\" id=\"pdp-faq-accordion\"\u003e\n\u003cdiv class=\"pdp-faq-item\"\u003e\n\u003cdiv class=\"pdp-faq-question\"\u003e\n\u003ch3\u003eHow do I know if I need to replace my front seat belt assembly?\u003c\/h3\u003e\n\u003cspan class=\"pdp-faq-toggle-text\"\u003eDetails\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdp-faq-answer\"\u003eYou should replace the assembly if the seat belt has locked up following a collision, if the webbing is frayed, cut, or damaged, if it fails to retract automatically, or if your Tesla dashboard displays a restraint system warning light.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdp-faq-item\"\u003e\n\u003cdiv class=\"pdp-faq-question\"\u003e\n\u003ch3\u003eAre part numbers 1105821-C1-I and 1105822-C1-I interchangeable?\u003c\/h3\u003e\n\u003cspan class=\"pdp-faq-toggle-text\"\u003eDetails\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdp-faq-answer\"\u003eNo. Part number 1105821-C1-I is specifically engineered for the Left \/ Driver Side, while 1105822-C1-I is designed for the Right \/ Passenger Side. Please ensure you select the correct side for your vehicle.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdp-faq-item\"\u003e\n\u003cdiv class=\"pdp-faq-question\"\u003e\n\u003ch3\u003eWill installing this seat belt trigger an airbag or restraint system error code?\u003c\/h3\u003e\n\u003cspan class=\"pdp-faq-toggle-text\"\u003eDetails\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdp-faq-answer\"\u003eNo, provided the low-voltage battery is properly disconnected during installation and the factory-style harness is securely plugged in. Once installed correctly, the unit communicates seamlessly with Tesla's safety restraint system.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdp-faq-item\"\u003e\n\u003cdiv class=\"pdp-faq-question\"\u003e\n\u003ch3\u003eCan I install this seat belt assembly myself, or do I need professional service?\u003c\/h3\u003e\n\u003cspan class=\"pdp-faq-toggle-text\"\u003eDetails\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pdp-faq-answer\"\u003eThis unit features a direct plug-and-play design and can be installed at home. If you are unfamiliar with interior trim panel removal or power-down procedures, installation by a qualified technician is recommended.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cscript\u003e\n(function () {\n  var root = document.getElementById('pdp-seatbelt-container');\n  if (!root) return;\n  var questions = root.querySelectorAll('.pdp-faq-question');\n  questions.forEach(function (question) {\n    question.addEventListener('click', function () {\n      var item = question.parentElement;\n      var isOpen = item.classList.contains('pdp-faq-open');\n      root.querySelectorAll('.pdp-faq-item').forEach(function (i) {\n        i.classList.remove('pdp-faq-open');\n        var t = i.querySelector('.pdp-faq-toggle-text');\n        if (t) t.textContent = 'Details';\n      });\n      if (!isOpen) {\n        item.classList.add('pdp-faq-open');\n        var t = item.querySelector('.pdp-faq-toggle-text');\n        if (t) t.textContent = 'Close';\n      }\n    });\n  });\n})();\n\u003c\/script\u003e\n\u003c\/div\u003e","brand":"Tesery Official Store","offers":[{"title":"前左側與右側（1105821-C1-I + 1105822-C1-I）","offer_id":48991901221096,"sku":"TCB002","price":1312.0,"currency_code":"MOP","in_stock":true},{"title":"左前方 (1105821-C1-I)","offer_id":48991901155560,"sku":"TCB002-L","price":730.0,"currency_code":"MOP","in_stock":true},{"title":"右前方 (1105822-C1-I)","offer_id":48991901188328,"sku":"TCB002-R","price":730.0,"currency_code":"MOP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/3825\/3719\/files\/FrontSeatBeltAssemblyforTeslaModel3_1105821-C1-I1105822-C1-I_1.webp?v=1788404547","url":"https:\/\/www.tesery.com\/zh-zh\/products\/front-seat-belt-assembly-for-model-3-factory-replacement-part","provider":"Tesery Official Store","version":"1.0","type":"link"}