HomeSteering > Power Steering Hoses, Pumps, and Related ComponentsCardone 21-5809 Power Steering Pump
Part #: 21-5809

Cardone 21-5809 Power Steering Pump

Power Steering Pump
⚙️ 5 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Power Steering Pump
🚗Fitment: Mazda, Protege
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Reliable Power Steering Pump for Mazda Protege

The Cardone Power Steering Pump 21-5809 is a remanufactured hydraulic pump designed specifically for Mazda Protege models. Engineered with durable aluminum housing and a press-on pulley, this pump restores smooth steering performance and helps maintain proper hydraulic pressure in your vehicle's power steering system.

  • Remanufactured power steering pump with aluminum housing for durability
  • Includes pulley with press-on attachment for easy replacement
  • Compatible with Mazda Protege power steering systems
  • Features hose barb inlet and threaded outlet (12x1.25) for secure connections
  • Comes with sealing kit and instruction sheet for installation guidance
  • Remote reservoir compatible, reservoir not included

About the Cardone Power Steering Pump Line

The Cardone Power Steering Pump product line focuses on remanufactured components that meet or exceed OEM specifications. These pumps are rebuilt using quality materials such as aluminum housings and include essential parts like pulleys and sealing kits. The 21-5809 model is part of this line, offering a reliable replacement option for Mazda Protege vehicles requiring a power steering pump upgrade or repair.

Product Details and Specifications

This power steering pump features a washer-type hose port and a single outlet with a 12x1.25 threaded connection, ensuring compatibility with the Mazda Protege's hydraulic system. The inlet uses a hose barb attachment type, facilitating a secure hose connection. The pump is remanufactured and includes a pulley with a press-on attachment type, but does not come with mounting hardware or a reservoir cap. The remote reservoir design requires the existing reservoir to be retained.

Common Applications and Problem Resolution

  • Restores power assist for Mazda Protege steering systems
  • Eliminates whining noises caused by worn or contaminated pumps
  • Resolves hard steering issues, especially when turning in one direction
  • Addresses fluid contamination problems affecting pump performance
  • Replaces pumps with damaged input shafts or pulleys

Installation Notes and Tips

When installing the Cardone 21-5809 power steering pump, ensure the hydraulic system is properly flushed to remove air and contaminants that can cause whining noises or reduced assist. The included sealing kit should be used to prevent leaks at connection points. Since mounting hardware is not included, retain original fasteners or source compatible replacements. Verify the pulley is securely pressed onto the pump shaft before installation.

Quality Assurance and Warranty

Cardone remanufactured power steering pumps undergo rigorous testing to meet OEM standards for fit, form, and function. The 21-5809 model is backed by Cardone's quality assurance processes, providing confidence in durability and performance. Warranty details are provided by Cardone and should be reviewed prior to purchase.

BrandCardone
Part Number21-5809
PositionPower Steering Pump
E-WasteNo
FAQsA whining pump is usually caused by air in the system. remove res
FAQsI bought a replacement power steering pump and my original pulley
FAQsI only have assist when increasing engine rpm after installing th
FAQsMost likely cause is contamination. remove the pressure hose and
FAQsShould i ever change my fluid, even though nothing is wrong?
FAQsThe end of the original pump's input shaft enlarged causing the p
FAQsThe problem is most likely in the steering unit−the pump do
FAQsWhy do i still have hard steering in one direction after i replac
FAQsWhy is the pump making a whining noise all of the time?
FAQsYes. some o.e. manufacturers recommend that power steering fluid
Hose Port TypeWasher
Housing MaterialAluminum
Mounting Hardware IncludedNo
Package ContentsHydraulic pump; instruction sheet; sealing kit
Power Steering Outlet ID Size0
Power Steering Outlet Thread Size12x1.25
Power Steering Pump Inlet Attachement TypeHose barb
Power Steering Pump Outlet Attachment TypeThreaded
Power Steering Pump Outlet Quantity1
Power Steering Reservoir Cap IncludedNo
Product ConditionRemanufactured
Pulley Attachement TypePress-on
Pulley IncludedYes
Remote ReservoirYes
Reservoir IncludedNo

This part fits 5 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
1994MazdaProtegeN/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
1993MazdaProtegeN/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
1992MazdaProtegeN/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
1991MazdaProtegeFWDN/AReservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump
1990MazdaProtegeFWDN/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:

BR7132600B

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