{"product_id":"power-steering-pump-21-5451-fit-for-nissan-frontier-pathfinder-xterra","title":"Power Steering Pump 21-5451 Fit for Nissan Frontier Pathfinder Xterra","description":"\u003cp\u003eOur review of the 21-5451 power steering pump examines whether this direct-fit replacement is a sensible option for owners of 2005-2012 Frontier, Pathfinder, and Xterra models with the 4.0L V6. The bottom line: it is a practical, lower-cost alternative that delivers the core function most buyers seek - restoring steering assist and handling without reworking mounting or hoses. Installers report a snug fit and straightforward swap-in, making it a good choice when the original unit fails and you want a like-for-like replacement.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect compatibility:\u003c\/strong\u003e Designed to replace OE part numbers such as 21-5451 and 491109CA0A so it fits 2005-2012 Frontier, Pathfinder, and Xterra 4.0L applications without modification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete unit with pulley:\u003c\/strong\u003e Supplied with the pulley installed to simplify installation and reduce the need to transfer components from the old pump.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable materials:\u003c\/strong\u003e Constructed from corrosion-resistant aluminum and iron components to withstand heat and road conditions for longer service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeak-resistant design:\u003c\/strong\u003e Uses quality seals and robust machining to limit fluid loss and help maintain consistent steering assist performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuieter operation claimed:\u003c\/strong\u003e Built to reduce noise compared with worn OEM pumps, improving cabin comfort when functioning normally.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis pump is aimed at owners and independent mechanics who need a cost-effective, direct-fit replacement for failed or leaking power steering pumps on Nissan Frontier, Pathfinder, and Xterra models from 2005 through 2012 with the 4.0L V6. It suits people who want to avoid custom modifications and prefer a unit that matches OE dimensions and mounting locations.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include drivers who require dealer-original branded parts for warranty reasons, or buyers who need a pump for vehicle models or engines outside the stated 4.0L V6 fitment. Also consider a remanufactured unit from a specialty supplier if you need factory certification.\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\u003eGood fit for the listed Nissan models and years, reducing installation hassle.\u003c\/li\u003e\n\u003cli\u003eIncludes pulley and arrives as a complete replacement, saving time on the bench.\u003c\/li\u003e\n\u003cli\u003eConstructed from aluminum and iron to resist corrosion and handle high temperatures.\u003c\/li\u003e\n\u003cli\u003eCustomers report clear value for money compared with more expensive alternatives.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome users have reported mixed results on noise level, so quiet operation may vary by vehicle and installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitment\u003c\/td\u003e\n\u003ctd\u003e2005-2012 Frontier \/ Pathfinder \/ Xterra 4.0L V6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOE Part Numbers Replaced\u003c\/td\u003e\n\u003ctd\u003e21-5451, 215451, 5894, 96373M, 491109CA0A, 49110EA200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew complete unit with pulley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterials\u003c\/td\u003e\n\u003ctd\u003eAluminum and iron components\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003ctd\u003e1 x Power steering pump with pulley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain Function\u003c\/td\u003e\n\u003ctd\u003eProvide hydraulic assist for steering control and stability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eFor most owners of 2005-2012 Nissan Frontier, Pathfinder, and Xterra 4.0L vehicles the 21-5451 power steering pump represents a practical, value-oriented replacement that restores steering assist with minimal fuss. It matches OE dimensions, arrives complete with pulley, and uses corrosion-resistant materials, making it a sensible buy unless a factory-branded unit or specific dealer warranty is required.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this pump fit my 2008 Pathfinder 4.0L?\u003c\/strong\u003e\u003cbr\u003eYes, it is listed to fit Pathfinder models from 2005 through 2012 with the 4.0L V6; verify your original part number before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the unit include the pulley?\u003c\/strong\u003e\u003cbr\u003eYes, the pump is supplied as a complete assembly with the pulley installed to simplify replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs noise a known issue?\u003c\/strong\u003e\u003cbr\u003eSome customers reported mixed noise results; proper installation, correct fluid, and system bleeding can affect how noisy the pump is in use.\u003c\/p\u003e","brand":"Autodevil","offers":[{"title":"Default Title","offer_id":48164082024667,"sku":"B0DT6TMFYL","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71r0X3JUQcL._AC_SL1500.jpg?v=1769075517","url":"https:\/\/gearmusthave.com\/products\/power-steering-pump-21-5451-fit-for-nissan-frontier-pathfinder-xterra","provider":"GearMustHave","version":"1.0","type":"link"}