Route high-pressure fluid from the pump to the steering gear with the Sunsong Power Steering Pressure Line Hose Assembly 3403708, a pump-to-gear pressure line that carries pressurized power steering fluid on its way to the steering gear. It's a direct-fit replacement for the 2001-2003 Mercedes-Benz ML320, 2003-2005 Mercedes-Benz ML350, 2002-2005 Mercedes-Benz ML500, and 2001-2003 Mercedes-Benz ML55 AMG — see the "Vehicles it fits" section for engine-level details.
If a leaking, cracked, or worn original pressure line is the cause of fluid loss or a whine from the steering system, this assembly replaces it.
Interchange: 2647-534080
2647534080 · 40404 · 80967 · 352575 · 13403708 · 1634604224 · 77265 · 5565 · PSH0229
This part cross-references / interchanges with the following part numbers:
What does this power steering pressure line hose do?
It routes pressurized power steering fluid from the pump to the steering gear. This is the pump-to-gear pressure line for the listed applications.
Which vehicles does the Sunsong 3403708 fit?
It fits the 2001-2003 Mercedes-Benz ML320, 2003-2005 ML350, 2002-2005 ML500, and 2001-2003 ML55 AMG. Check the "Vehicles it fits" section to confirm your vehicle.
Does it come with brackets?
Yes. The pressure and return hoses are pre-assembled with brackets, which can reduce installation labor compared to hoses sold individually.
What are the pressure ratings?
The pressure hose is rated for a max working pressure of 1,500 psi, a burst pressure of 8,700 psi, and a tensile strength of 1,600 lb.
How do I know if my pressure line needs replacing?
Signs may include fluid leaks, cracked or worn hose, or a whine from the steering system. Diagnose the cause first, since these symptoms can have other sources.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
