{"product_id":"a-premium-12v-105a-alternator-for-gm-trucks-suvs-6-groove-pulley-clockwise-rotation-4-pin","title":"A-Premium 12V 105A Alternator for GM Trucks \u0026 SUVs — 6-Groove Pulley, Clockwise Rotation, 4-Pin","description":"\u003cp\u003e\u003cstrong\u003eThe A-Premium 12V 105A alternator is a direct-replacement, clockwise-rotation charging unit with a 6-groove pulley designed for select GM trucks and SUVs that use a 4-pin electrical connector.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis remanufactured alternator matches factory specifications for voltage, amperage and pulley configuration to restore charging performance on compatible vehicles. It’s engineered to be a straightforward swap for owners and mechanics who need a reliable replacement that fits vehicles listed in the fitment details. Confirm the part number and your vehicle’s connector type before ordering to ensure proper compatibility.\u003c\/p\u003e\n\n\u003ch3\u003eWill this alternator fit my truck or SUV?\u003c\/h3\u003e\n\u003cp\u003eCompatibility depends on model year, engine application and connector style. This unit fits many Chevrolet and GMC full-size trucks and SUVs from late-1990s through mid-2000s, but only vehicles using a 4-pin electrical connector. Double-check the reference numbers and your vehicle’s connector type prior to purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits select Chevrolet: Silverado 1500\/2500 (1999–2004), Silverado HD models (2001–2005), Avalanche 1500\/2500 (2002–2004), Suburban\/Tahoe (2000–2004).\u003c\/li\u003e\n  \u003cli\u003eFits select GMC: Sierra 1500\/2500 (1999–2004), Sierra HD 2001–2003, C3500HD and Sierra HD\/3500 (2001–2005), Yukon\/Yukon XL (2000–2005).\u003c\/li\u003e\n  \u003cli\u003eAlso for Cadillac Escalade 2002–2004, Escalade ESV\/EXT 2003–2004 and van models Astro\/Express and Safari\/Savana 2001–2004 where specified.\u003c\/li\u003e\n  \u003cli\u003eNot compatible with 2-pin connectors or certain 1500-series 2005+ models—verify before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat electrical and mechanical specs should I expect?\u003c\/h3\u003e\n\u003cp\u003eThis alternator provides 12 volts and 105 amps output with a clockwise rotation and a 6-groove pulley. It uses four electrical terminals and is supplied new, meeting the listed reference numbers for cross-checking. These specs ensure matching belt alignment and output for systems designed around a 6-rib pulley and 105A charging capacity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVoltage: 12V — compatible with standard automotive electrical systems.\u003c\/li\u003e\n  \u003cli\u003eOutput: 105A — suitable for factory electrical loads on listed models.\u003c\/li\u003e\n  \u003cli\u003eRotation: Clockwise (CW) — matches OEM rotation direction.\u003c\/li\u003e\n  \u003cli\u003ePulley: 6-groove — compatible with 6-rib serpentine belts.\u003c\/li\u003e\n  \u003cli\u003eTerminals: 4-pin connector — confirm your vehicle uses a 4-pin plug.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I verify part compatibility and install this alternator?\u003c\/h3\u003e\n\u003cp\u003eStart by comparing the part numbers and connector count to your existing alternator. Use the reference numbers provided to cross-check compatibility, inspect the pulley groove count and wiring plug, and if in doubt, consult a repair manual or a professional installer. Installation typically involves disconnecting the battery, removing the drive belt, unbolting the old alternator, swapping over any brackets or sensors, and reconnecting wiring.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReference numbers: 8247N, 8247, 112850, 10480388, 10464438, 19244727, 8273, 8291.\u003c\/li\u003e\n  \u003cli\u003eInspect your alternator: confirm 4-pin connector and 6-rib pulley alignment.\u003c\/li\u003e\n  \u003cli\u003eBasic install steps: disconnect battery, remove belt, unbolt old unit, install new alternator, reconnect wiring and belt tension.\u003c\/li\u003e\n  \u003cli\u003eSeek professional help if unsure about electrical testing or mounting brackets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This A-Premium alternator is aimed at DIY mechanics, independent repair shops and fleet owners who need a direct-fit replacement for late-1990s to mid-2000s GM full-size trucks and SUVs that accept a 4-pin, 6-groove, clockwise alternator. It’s a practical option when you want a unit that matches OEM mounting, pulley and electrical specifications and is backed by a one-year unlimited-mileage guarantee from A-Premium.\u003c\/p\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this alternator fit vehicles with a 2-pin connector?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This model is only compatible with vehicles that have a 4-pin electrical connector.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What warranty does A-Premium provide?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A-Premium includes a one-year unlimited-mileage guarantee on this alternator.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"A-Premium","offers":[{"title":"Default Title","offer_id":48082768068766,"sku":"B0B3RKR8QS","price":154.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/a-premium-front-view-alternator_223a0ea9-ba22-4a1d-99b0-507443ee2ae3.jpg?v=1785813755","url":"https:\/\/northtrailauto.ca\/products\/a-premium-12v-105a-alternator-for-gm-trucks-suvs-6-groove-pulley-clockwise-rotation-4-pin","provider":"North Trail Auto","version":"1.0","type":"link"}