{"product_id":"alternator-for-hyundai-sonata-2015-2019-2-0l-2-4l","title":"Alternator for Hyundai Sonata (2015-2019) 2.0L 2.4L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHigh-Output Direct-Replacement Alternator for 2015-2019 Hyundai Sonata (LF)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The replacement alternator restores factory-spec 150-amp charging performance on the 2015-2019 Hyundai Sonata to prevent battery depletion, electrical accessory failure, and erratic charging voltage.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Hyundai Sonata Charging System Failure Points\u003c\/h3\u003e\n\u003cp\u003eFactory alternators on the \u003cstrong\u003eLF\u003c\/strong\u003e platform routinely succumb to sustained engine compartment thermal cycling and electrical fatigue. High ambient underhood temperatures cause the internal diodes in the rectifier bridge to break down, resulting in AC ripple voltage entering the 12V DC system. Concurrently, factory brush packs wear down against the slip rings, while stock bearing grease degrades over time, causing rotor shaft runout, audible bearing whine, flickering interior illumination, and dropouts in electronic power steering and ECU module operations.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis replacement charging unit is engineered with high-temperature enameled copper stator windings to sustain high current throughput without insulation breakdown under extreme duty. Fitted with an internal solid-state voltage regulator, balanced rotor assembly, and low-friction, heavy-duty sealed bearings, it prevents premature shaft oscillation and harmonic vibration at elevated RPM. The integrated 6-groove decoupler pulley aligns precisely with the \u003cstrong\u003eTheta II\u003c\/strong\u003e serpentine belt layout to maintain stable 13.5V to 14.5V DC output and prevent voltage drop under peak accessory loads.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 Alternator (150A, 12V, clockwise rotation, 6-groove pulley, 3-pin blade connector)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n  \u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2015-2019 Hyundai Sonata\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e\n\u003cstrong\u003eTheta II\u003c\/strong\u003e (2.0L Turbo \/ 2.4L GDI) \/ \u003cstrong\u003eLF\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e185-245 hp \/ 178-260 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e\n\u003cstrong\u003e11953\u003c\/strong\u003e, \u003cstrong\u003e37300-2G061\u003c\/strong\u003e, \u003cstrong\u003e104211-8790\u003c\/strong\u003e, \u003cstrong\u003e290-696\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2015 Hyundai Sonata 2.0L\u003c\/li\u003e\n  \u003cli\u003e2015 Hyundai Sonata 2.4L\u003c\/li\u003e\n  \u003cli\u003e2016 Hyundai Sonata 2.0L\u003c\/li\u003e\n  \u003cli\u003e2016 Hyundai Sonata 2.4L\u003c\/li\u003e\n  \u003cli\u003e2017 Hyundai Sonata 2.0L\u003c\/li\u003e\n  \u003cli\u003e2017 Hyundai Sonata 2.4L\u003c\/li\u003e\n  \u003cli\u003e2018 Hyundai Sonata 2.0L\u003c\/li\u003e\n  \u003cli\u003e2018 Hyundai Sonata 2.4L\u003c\/li\u003e\n  \u003cli\u003e2019 Hyundai Sonata 2.0L\u003c\/li\u003e\n  \u003cli\u003e2019 Hyundai Sonata 2.4L\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the LF Sonata?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2015-2019 Hyundai Sonata equipped with the \u003cstrong\u003eTheta II\u003c\/strong\u003e 2.0L and 2.4L engines.\u003c\/p\u003e\n\n\u003ch4\u003eShould the battery be fully charged before testing this new alternator?\u003c\/h4\u003e\n\u003cp\u003eYes, always ensure the battery is fully charged prior to installation to prevent overloading the new internal voltage regulator during initial startup.\u003c\/p\u003e\n\n\u003ch3\u003eThe Hyundai Commuter Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered to withstand daily stop-and-go commuting and severe thermal cycles, this alternator restores stable factory electronics without throwing charging system DTC codes.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67896213700856,"sku":"DS-EL2CMPAV7","price":101.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/alternator-for-hyundai-sonata-2015-2019-2-0l-2-4l-1.jpg?v=1793294668","url":"https:\/\/performancechiptuning.com\/fr\/products\/alternator-for-hyundai-sonata-2015-2019-2-0l-2-4l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}