A1 CARDONE 21-5321 power steering pump for the 2005-2011 Mercedes-Benz SLK55 AMG and other vehicles builds the hydraulic pressure that gives the steering its power assist. This remanufactured A1 CARDONE power steering pump has one inlet and one outlet.
- Every unit goes through a hydraulic efficiency test
- Critical components such as campacs and spool valves are triple-tested
- 100% new O-rings and HNBR seals, which do not break down at high temperatures like conventional seal material
- Shaft surfaced to precise specifications to eliminate premature seal wear and extend pump life
- Pressure relief valve is tested and calibrated
- Final assembly is computer-tested for pressure, bypass, fluid flow, valve operation, steering effort and noise
Quick facts
- Part: A1 CARDONE 21-5321 power steering pump
- Fits: the 2005-2011 Mercedes-Benz SLK55 AMG and other vehicles
- Material: Aluminum housing
- Condition: Remanufactured
A whine, heavy steering or fluid around the pump can mean a worn pump. With the engine off and cool, look over the hoses, belt and fittings for leaks or damage first, since those parts or the steering gear may be behind the same signs.
Fits
Vehicles it fits include the 2005-2011 Mercedes-Benz SLK55 AMG, the 2005-2006 Mercedes-Benz C55 AMG and the 2003-2006 Mercedes-Benz CLK500, and each takes one pump. If your Mercedes-Benz is not named here, look up your year and model in the "Vehicles it fits" section.
Specifications
Fit and size
- Quantity per vehicle: 1
- Inlet diameter: 15.9004 mm (0.626 in)
- Inlet attachment: Quick connect
- Outlet attachment: Threaded
- Outlet thread size: 16x1.5
- Hose port type: O-ring
- Shaft type: Press-on
Build and materials
- Condition: Remanufactured
- Housing material: Aluminum
- Country of origin: Mexico
In the box
One power steering pump, one instruction sheet and one sealing kit. Mounting hardware, the pulley, the reservoir and the reservoir cap are not included, so plan on new bolts rather than reusing old ones.
Interchange: 0024669701 · 0024669801 · 0024669901
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
0024669701, 0024669801, 0024669901
Frequently Asked Questions
Is the A1 CARDONE 21-5321 power steering pump right for the 2005-2006 Mercedes-Benz C55 AMG?
Yes. The A1 CARDONE 21-5321 fits the 2005-2006 Mercedes-Benz C55 AMG, which takes one pump; other cars are in the "Vehicles it fits" section.
Does the 21-5321 power steering pump come with a pulley or reservoir?
No. The A1 CARDONE 21-5321 comes with the pump, an instruction sheet and a sealing kit. The pulley, reservoir, reservoir cap and mounting hardware are not included.
What fittings are on this power steering pump?
The inlet is a quick connect with a 0.626 in (15.9004 mm) diameter. The outlet is threaded at 16x1.5, and the hose port type is O-ring.
Are the seals in this remanufactured power steering pump new?
Yes. Each unit is built with 100% new O-rings and HNBR seals, and HNBR does not break down at high temperatures like conventional seal material.
Is the pressure relief valve tested on the A1 CARDONE 21-5321?
Yes. The pressure relief valve is tested and calibrated, and every unit also goes through a hydraulic efficiency test.
