Carry high-pressure fluid from the power steering pump to the steering rack with the Sunsong Power Steering Pressure Line Hose Assembly 3402821. This pump-to-rack pressure line drops in as a direct-fit replacement for the 2001-2003 BMW 525I, 1998-2000 BMW 528I, and 2001-2003 BMW 530I (see the Buyer's Guide tab for engine-level fitment).
Sunsong is a vertically integrated manufacturer of automotive fluid transfer hoses and lines, developing products to deliver exact form, fit, and function. Signs this hose may need replacing include power steering fluid leaks, whining or hard steering, and cracked or chafed hose sections.
Interchange: 32411096731 · 32411096930 · 40249 · 80812 · 352403 · 13402821 · 77040 · 5410 · PSH0123P
This part cross-references / interchanges with the following part numbers:
What does this hose assembly do?
It carries pressurized power steering fluid from the pump to the steering rack (pump-to-rack) on the listed BMW applications.
Which vehicles does the 3402821 fit?
It's a direct-fit replacement for the 2001-2003 BMW 525I, 1998-2000 BMW 528I, and 2001-2003 BMW 530I. Check the Buyer's Guide tab for engine-level fitment.
Does it come with brackets?
Yes. The pressure and return hoses are pre-assembled with brackets and include the additional components needed to restore the wearable parts to original condition.
What are the pressure ratings?
The pressure hose has a max working pressure of 1,500 psi, a burst pressure rating of 8,700 psi, and a tensile strength of 1,600 lb.
How do I know this hose needs replacing?
Power steering fluid leaks, whining or hard steering, and cracked or chafed hose sections can be signs. Diagnose the cause before replacing, since other parts can produce similar symptoms.
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.
