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Cardone 21-5294 Power Steering Pump
Overview of Cardone Power Steering Pump 21-5294
The Cardone Power Steering Pump 21-5294 is a remanufactured hydraulic pump designed for select Mercedes-Benz ML-Class models. Engineered to restore proper steering assist, this pump is compatible with ML55 AMG, ML320, ML350, ML430, and ML500 vehicles, ensuring reliable performance and fitment.
- Remanufactured power steering pump for Mercedes-Benz ML55 AMG, ML320, ML350, ML430, ML500
- Aluminum housing for durability and heat dissipation
- Quick connect inlet and threaded outlet attachment types
- Includes hydraulic pump, instruction sheet, and sealing kit
- Press-on pulley attachment (pulley not included)
- O-ring type hose port for secure sealing
- Power steering outlet thread size 16x1.5
- Does not include mounting hardware or reservoir
Cardone Power Steering Pump Product Line Details
The Cardone Power Steering Pump line focuses on remanufactured components that meet or exceed OEM specifications. This product line emphasizes quality restoration of hydraulic power steering pumps, providing a cost-effective alternative to new units. The 21-5294 model maintains critical features such as aluminum housing and precise attachment types to ensure compatibility and performance with Mercedes-Benz ML-Class vehicles.
Product Description and Features
This power steering pump features an aluminum housing that offers strength and efficient heat dissipation, essential for maintaining hydraulic fluid integrity. The inlet uses a quick connect attachment type, simplifying installation and reducing leak points, while the outlet is threaded with a 16x1.5 size for secure hose connection. The pump includes a sealing kit and instruction sheet to assist with proper installation. Note that the pulley is not included and attaches via a press-on method, and mounting hardware is not provided.
Common Applications and Problem Resolution
- Restores power steering assist in Mercedes-Benz ML55 AMG, ML320, ML350, ML430, and ML500 models
- Eliminates whining noises caused by air or contamination in the steering system
- Addresses hard steering or inconsistent assist issues
- Replaces pumps with damaged or cracked pulleys (pulley replacement required separately)
- Resolves fluid contamination problems affecting steering performance
Installation Notes and Tips
- Ensure the system is free of air by properly bleeding after installation to prevent whining noises
- Inspect and replace the pulley separately if damaged, as it is not included
- Use the included sealing kit to prevent leaks at hose connections
- Verify compatibility with your specific Mercedes-Benz ML model before installation
- Follow the instruction sheet carefully for torque specifications and mounting procedures
Quality Assurance and Warranty
This Cardone Power Steering Pump 21-5294 is remanufactured to meet OEM standards, ensuring reliable operation and durability. While specific warranty details are not provided here, Cardone typically offers limited warranties on remanufactured components. It is recommended to verify warranty terms at the point of purchase or with the manufacturer.
| Brand | Cardone |
| Part Number | 21-5294 |
| Position | Power Steering Pump |
| E-Waste | No |
| Hose Port Type | O-Ring |
| Housing Material | Aluminum |
| Mounting Hardware Included | No |
| Package Contents | Hydraulic Pump; Instruction Sheet; Sealing Kit |
| Power Steering Outlet ID Size | 0 |
| Power Steering Outlet Thread Size | 16x1.5 |
| Power Steering Pump Inlet Attachement Type | Quick Connect |
| Power Steering Pump Outlet Attachment Type | THREADED |
| Power Steering Reservoir Cap Included | No |
| Product Condition | Remanufactured |
| Pulley Attachement Type | Press-On |
| Pulley Included | No |
| Remote Reservoir | No |
| Reservoir Included | No |
This part fits 18 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2005 | Mercedes-Benz | ML350 | N/A | with Press-On Pulley; 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 |
| 2004 | Mercedes-Benz | ML350 | N/A | with Press-On Pulley; 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 |
| 2003 | Mercedes-Benz | ML320 | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 2003 | Mercedes-Benz | ML350 | N/A | with Press-On Pulley; 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 |
| 2003 | Mercedes-Benz | ML500 | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 2003 | Mercedes-Benz | ML55 AMG | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 2002 | Mercedes-Benz | ML320 | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 2002 | Mercedes-Benz | ML500 | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 2002 | Mercedes-Benz | ML55 AMG | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 2001 | Mercedes-Benz | ML320 | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 2001 | Mercedes-Benz | ML430 | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 2001 | Mercedes-Benz | ML55 AMG | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 2000 | Mercedes-Benz | ML320 | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 2000 | Mercedes-Benz | ML430 | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 2000 | Mercedes-Benz | ML55 AMG | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 1999 | Mercedes-Benz | ML320 | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 1999 | Mercedes-Benz | ML430 | N/A | Reservoir not included, in-line filter, OE fluid & system flush required for warranty.; Power Steering Pump |
| 1998 | Mercedes-Benz | ML320 | N/A | Reservoir 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.