{"product_id":"scitoo-100a-alternator-for-scion-tc-2011-2016-12v-100a-internal-regulator-cw-rotation","title":"SCITOO 100A Alternator for Scion tC 2011–2016 — 12V 100A Internal Regulator, CW Rotation","description":"\u003cstrong\u003eSCITOO's 100A alternator is a direct-fit replacement designed to restore charging performance for Scion tC 2.5L models from 2011–2016.\u003c\/strong\u003e\n\n\u003cp\u003eIf your vehicle shows a dimming battery light, weak electrical accessories, or slow starts, this SCITOO alternator is built to be a one-for-one swap for the OE unit (11402 family) and match your car's electrical demands. It offers a 12V, 100-amp output with a clockwise rotation and an internal regulator and fan, engineered to the fit and performance expectations of modern Toyota\/Scion electrical systems.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this alternator match my Scion tC and other compatible vehicles?\u003c\/h3\u003e\n\u003cp\u003eThis unit is manufactured to be compatible with the original equipment fitment numbers used by Toyota and Scion. It targets bolt pattern, pulley type, and electrical connections to simplify installation and avoid modification.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExact fit for Scion tC 2.5L (2011–2016).\u003c\/li\u003e\n  \u003cli\u003eAlso fits Toyota Camry 2.5L (2012–2015) and RAV4 2.5L (2009–2012).\u003c\/li\u003e\n  \u003cli\u003eCross-references OE numbers: 11402N, 11402, 1042102270, 1042102340, and related codes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the electrical and mechanical specifications I should know?\u003c\/h3\u003e\n\u003cp\u003eThe alternator is rated at 12 volts and supplies up to 100 amps of charging capacity to support vehicle electronics and charge the battery under typical loads. Its internal regulator and fan simplify the assembly and reduce external component needs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVoltage: 12V; Output: 100A.\u003c\/li\u003e\n  \u003cli\u003eRotation: Clockwise (CW); Pulley: SD6 groove-class.\u003c\/li\u003e\n  \u003cli\u003eRegulator: Internal (IR); Cooling: Internal fan (IF).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow reliable and durable is the SCITOO alternator?\u003c\/h3\u003e\n\u003cp\u003eSCITOO builds this replacement with precision-machined housings and fully tested bearings to meet or exceed OE expectations. The alternator undergoes cycling tests and dimensional checks to ensure mount points and electrical connectors align correctly, reducing the risk of early failure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC-machined castings for consistent fit and finish.\u003c\/li\u003e\n  \u003cli\u003eBearings tested to OE performance standards.\u003c\/li\u003e\n  \u003cli\u003eAccelerated durability cycling to validate long-term operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I expect during installation and maintenance?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for someone comfortable with basic automotive work: disconnect the negative battery cable, remove the drive belt, unbolt the old alternator, swap the unit, and reinstall components to the correct torque. Proper belt tension is critical—too loose leads to charging loss; too tight can damage bearings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDisconnect battery negative terminal before starting.\u003c\/li\u003e\n  \u003cli\u003eSet belt tension to manufacturer specifications to avoid damage.\u003c\/li\u003e\n  \u003cli\u003eTighten all mounting hardware securely and check electrical connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This SCITOO 100A alternator is ideal for owners or independent technicians who need a reliable, direct-replacement charging unit for Scion tC 2011–2016 and select Toyota 2.5L models. It suits people who want a new, high-output OE-referenced alternator with tested internal components and a simplified installation experience. Backed by SCITOO’s 24-month unlimited-mileage guarantee, it gives drivers confidence when replacing a failing or fatigued alternator without resorting to core exchanges or lengthy downtime.\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 alternator fit my Scion tC 2013 2.5L?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This SCITOO 100A alternator is a direct replacement for Scion tC 2.5L model years 2011–2016.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the unit include an internal voltage regulator?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The SCITOO alternator comes with an internal regulator (IR) and an internal cooling fan (IF).\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SCITOO","offers":[{"title":"Default Title","offer_id":55172584669527,"sku":"B08W8HYR2X","price":145.84,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/scitoo-alternator-front-view_ab298250-f44c-4201-83ce-c2f19764d572.jpg?v=1790452765","url":"https:\/\/britishgarage.co.uk\/products\/scitoo-100a-alternator-for-scion-tc-2011-2016-12v-100a-internal-regulator-cw-rotation","provider":"British Garage","version":"1.0","type":"link"}