{"product_id":"high-output-13939-car-alternator-for-nissan-altima-and-sentra","title":"13939 Car Alternator Fit for Nissan Altima Sentra 2002-2006 - 110A","description":"\u003cp\u003eIn this review of the 13939 alternator from Farrme, the bottom line is simple: this is a direct, high-output replacement for Nissan Altima and Sentra 2.5L engines that prioritizes fit and durability. The reviewer found it best for owners who need a reliable, OEM-style replacement with 110A output and a 6-groove pulley, and appreciated that Farrme claims full testing to OEM specs. For anyone replacing a worn or failed alternator on a 2002-2006 Altima or Sentra, this unit offers clear compatibility and straightforward specifications.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect replacement:\u003c\/strong\u003e The alternator matches the listed OEM part numbers so it installs as a direct swap for the original unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e110A output:\u003c\/strong\u003e A 110 amp rating provides stable charging capacity for stock electrical loads and accessories.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-groove pulley:\u003c\/strong\u003e The 6-groove pulley and 56mm outside diameter match belt drive requirements to maintain proper belt alignment and tension.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal regulator and fan:\u003c\/strong\u003e Built-in regulator and internal fan reduce the number of external parts to manage during installation and service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Die-cast aluminum housing and copper windings aim to resist heat, vibration, and corrosion for longer service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-level testing:\u003c\/strong\u003e Each alternator is tested to meet OEM specifications, which helps ensure consistent charging performance out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis alternator is aimed at owners of Nissan Altima and Sentra models from 2002 to 2006 with the 2.5L L4 engine who need a reliable, like-for-like replacement. It suits DIY mechanics comfortable checking part numbers and ensuring the pulley, rotation, and electrical connections match their vehicle before installation.\u003c\/p\u003e\n\u003cp\u003eIt is less appropriate for vehicles with modified charging systems, high-demand aftermarket audio or power accessories beyond typical loads, or owners who need a custom-fit high-output performance alternator beyond the stated 110A specification. Professional installation is recommended for those uncertain about wiring or charging diagnostics.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect-fit interchangeability with multiple OEM part numbers simplifies replacement.\u003c\/li\u003e\n\u003cli\u003e110A rating delivers consistent charging for stock electrical systems.\u003c\/li\u003e\n\u003cli\u003eRobust materials and CNC precision castings give confidence in durability.\u003c\/li\u003e\n\u003cli\u003eInternal regulator and fan reduce external complexity during installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot intended for heavily modified vehicles that require higher output than 110A.\u003c\/li\u003e\n\u003cli\u003eProper installation and wiring checks are essential; incorrect installation can cause charging issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmperage\u003c\/td\u003e\n\u003ctd\u003e110A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotation\u003c\/td\u003e\n\u003ctd\u003eCW (Clockwise)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of grooves\u003c\/td\u003e\n\u003ctd\u003e6-Groove Pulley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutside pulley diameter\u003c\/td\u003e\n\u003ctd\u003e56mm (2-3\/16in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFan type\u003c\/td\u003e\n\u003ctd\u003eInternal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRegulator\u003c\/td\u003e\n\u003ctd\u003eInternal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Farrme 13939 alternator is a sensible, value-focused replacement for 2002-2006 Nissan Altima and Sentra 2.5L owners who need OEM-style fit and reliable 110A charging. With robust construction, internal regulator, and confirmed fitment to multiple part numbers, it is a practical choice for standard repairs when installed and checked by a capable technician.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this alternator fit my 2004 Altima 2.5L?\u003c\/strong\u003e\u003cbr\u003eYes, the 13939 is listed as compatible with Altima and Sentra 2002-2006 2.5L engines; verify your OEM part number and pulley details before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this unit include the voltage regulator?\u003c\/strong\u003e\u003cbr\u003eYes, the alternator uses an internal regulator as specified in the product details.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should I check if the alternator does not charge after installation?\u003c\/strong\u003e\u003cbr\u003eCheck installation wiring, connector engagement, belt tension, and battery condition, and have the system inspected by a qualified technician.\u003c\/p\u003e","brand":"Farrme","offers":[{"title":"Default Title","offer_id":48176257106139,"sku":"B0DG91LL5N","price":85.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71Jf2ySL2NL._AC_SL1500.jpg?v=1769481306","url":"https:\/\/gearmusthave.com\/products\/high-output-13939-car-alternator-for-nissan-altima-and-sentra","provider":"GearMustHave","version":"1.0","type":"link"}