HomeSteering > Power Steering Hoses, Pumps, and Related ComponentsCardone 21-5478 Power Steering Pump
Part #: 21-5478

Cardone 21-5478 Power Steering Pump

Power Steering Pump
26 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Power Steering Pump
Fitment: Nissan, Altima and X-Trail
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Remanufactured Power Steering Pump for Nissan

Restore steering assist with this CARDONE remanufactured power steering pump, engineered to meet or exceed original equipment performance. Built for Nissan Altima and Nissan X-Trail applications, Part Number 21-5478 is tested for hydraulic efficiency, pressure, flow, valve operation, steering effort, and noise.

Key Features

  • Remanufactured Original Equipment-style fit for direct replacement on listed Nissan applications
  • All critical components, including cam packs and spool valves, are triple-tested for reliability
  • Computer-tested final assembly checks pressure, bypass, fluid flow, valve function, steering effort, and noise
  • 100% new O-rings and premium HNBR seals help resist leaks and high-temperature breakdown
  • Shaft surfaces are finished to precise specifications to reduce premature seal wear
  • Supplied with a tested and calibrated pressure relief valve
  • Aluminum housing with press-on pulley design, threaded outlet, and hose-barb inlet
  • Includes hydraulic pump, instruction sheet, and sealing kit

Product Details

CARDONE Power Steering Pump 21-5478 is a remanufactured hydraulic pump designed for Nissan steering systems that use a remote reservoir setup. The unit is built from original equipment cores and updated where needed to improve durability while maintaining OE fit and function. This part cross-references Nissan 49110CN00C and 49110JA000 for the same application.

Compatible With 2007-2013 Nissan Altima and 2002-2006 Nissan X-Trail, plus 2007-2011 Nissan X-Trail Japan-built models. For Nissan Altima and Nissan X-Trail steering repair, this pump is a direct-fit replacement for the listed applications and uses a 16x1.5 threaded outlet with O-ring hose port type.

Common Problems This Pump Can Address

  • Loss of power steering assist
  • Whining or noisy pump operation
  • Hard steering after pump failure
  • Fluid leakage from worn seals or shaft surfaces
  • Inconsistent steering effort caused by internal pump wear

Installation Notes and Tips

Reservoir is not included. The original pulley is press-on style, so verify pulley condition before installation; if the shaft end or pulley bore has been damaged during removal, the pulley must be replaced. For warranty purposes on the listed Nissan Altima and Nissan X-Trail applications, install an in-line filter where specified, use the recommended OE fluid, and flush the system to remove contamination. If assist is only present at higher engine rpm, inspect for steering system restriction, binding components, or contamination in the flow control valve bore.

Quality Assurance

Every CARDONE remanufactured power steering pump is hydraulically efficiency-tested before release. The remanufacturing process reduces raw material and energy use compared with producing a new part, while preserving OE-level fit and function for the listed Nissan applications.

BrandCardone
Part Number21-5478
PositionPower Steering Pump
E-WasteNo
Hose Port TypeO-Ring
Housing MaterialAluminum
Mounting Hardware IncludedNo
Package ContentsHydraulic Pump; Instruction Sheet; Sealing Kit
Power Steering Outlet ID Size0
Power Steering Outlet Thread Size16x1.5
Power Steering Pump Inlet Attachement TypeHose barb
Power Steering Pump Outlet Attachment TypeThreaded
Power Steering Reservoir Cap IncludedNo
Product ConditionRemanufactured
Pulley Attachement TypePress-On
Pulley IncludedYes
Remote ReservoirYes
Reservoir IncludedNo

This part fits 26 vehicles. Search below:

YearMakeModelSubmodelBody TypeLitersCylindersPositionNotes
2013NissanAltimaCoupeN/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2012NissanAltima2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2011NissanAltimaS2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2011NissanAltimaSL2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2011NissanAltimaBase2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2011NissanX-TrailN/AJapan Built; Reservoir Not Included; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; Power Steering Pump
2010NissanAltimaS2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2010NissanAltimaSL2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2010NissanAltimaBase2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2010NissanX-TrailN/AJapan Built; Reservoir Not Included; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; Power Steering Pump
2009NissanAltimaS2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2009NissanAltimaBase2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2009NissanX-TrailN/AJapan Built; Reservoir Not Included; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; Power Steering Pump
2008NissanAltimaS2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2008NissanAltimaSL2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2008NissanAltimaBase2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2008NissanX-TrailN/AJapan Built; Reservoir Not Included; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; Power Steering Pump
2007NissanAltimaS2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2007NissanAltimaSL2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2007NissanAltimaBase2.5LL4N/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2007NissanX-TrailN/AJapan Built; Reservoir Not Included; In-Line Filter available; For warranty purposes it is recommended to always install a filter and to use suggested OE Fluid and flush the system; Power Steering Pump
2006NissanX-TrailN/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2005NissanX-TrailN/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2004NissanX-TrailN/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2003NissanX-TrailN/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
2002NissanX-TrailN/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

49110CN00C49110JA00049110JA02B49110ZX01B

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.