Sunsong Power Steering Pressure Line Hose Assembly P/N:3403597

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$88.99
MPN: 3403597
UPC: 889364072775
Item Package Quantity: 1
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Sunsong Power Steering Pressure Line Hose Assembly P/N:3403597
Sunsong Power Steering Pressure Line Hose Assembly P/N:3403597
$88.99

Keep pressurized power steering fluid flowing where it belongs with the Sunsong power steering pressure line hose assembly, part number 3403597. It is a direct-fit replacement for the 2003-2007 Lexus LX470 and the 2003-2007 Toyota Land Cruiser. It carries high-pressure fluid from the power steering pump to the steering gear. Check the Buyer's Guide tab for engine details.

  • Pressure ratings: Sunsong rates this pressure hose for a maximum working pressure of 1,500 psi, a burst pressure of 8,700 psi, and a tensile strength of 1,600 lb. These ratings exceed original equipment performance standards.
  • Pressure-tested: Every pressure hose goes through a high-pressure quality assurance test before it leaves the factory.
  • Pre-assembled with brackets: Sunsong's pressure and return hoses come pre-assembled with brackets. This is intended to simplify installation and reduce labor time compared with replacements sold as individual hoses.
  • Engineered for fit: The assembly is precision engineered to an exact fit. It is designed to include the additional components needed to return the wearable parts to original condition.

Sunsong is a vertically integrated manufacturer that researches, develops and produces automotive fluid transfer hoses and lines. It shapes its products around what installers need. Signs a pressure line may need replacing include:

  • fluid leaking at the hose or its fittings
  • a dropping fluid level
  • pump whine
  • heavier steering effort

Other components can cause similar symptoms, so diagnose the cause before replacing.

Interchange: 2647-715216
2647715216 · 37476 · 92401 · 365806 · 13403597 · 77307 · 55224 · 4441060593

This part cross-references / interchanges with the following part numbers:

3403597, 2647-715216, 37476, 92401, 365806, 13403597, 77307, 55224, 4441060593

Frequently Asked Questions

What vehicles does the Sunsong 3403597 fit?

It is listed for the 2003-2007 Lexus LX470 and the 2003-2007 Toyota Land Cruiser. See the Buyer's Guide tab for engine details.

What does a power steering pressure line do?

It carries pressurized power steering fluid from the pump to the steering gear, which uses that pressure to provide steering assist.

What pressure is this hose rated for?

Sunsong rates it for a 1,500 psi maximum working pressure, an 8,700 psi burst pressure, and a 1,600 lb tensile strength.

Is the hose tested before it ships?

Yes. Every Sunsong pressure hose goes through a high-pressure quality assurance test before it leaves the factory.

What are signs the pressure line may need replacing?

Signs include fluid leaking from the hose or fittings, a falling fluid level, pump whine, or heavier steering effort. Other parts can cause the same symptoms, so diagnose the cause first.