Keep your hydraulic steering firm and leak-free with the Sunsong Power Steering Pressure Line Hose Assembly 3401476, the high-pressure line that routes pressurized power steering fluid from the hydroboost unit to the steering gear. It drops in as a direct-fit replacement for the listed applications, including the 2002-2004 Chevrolet Avalanche 2500, 1999-2000 Chevrolet Silverado 1500, 2016-2017 Chevrolet Suburban, 2006 Chevrolet Suburban 1500, 2000-2013 Chevrolet Suburban 2500, 1999-2000 GMC Sierra 1500, 2000-2002 GMC Yukon and 2000-2013 GMC Yukon XL 2500 — see the Buyer's Guide tab for the full list.
- Pre-assembled with brackets: the pressure and return hoses ship pre-assembled with brackets for easier installation and reduced labor time versus lines sold as individual pieces.
- High-pressure rated: the pressure hose carries a max working pressure of 1,500 psi, a burst pressure rating of 8,700 psi, and a tensile strength of 1,600 lb.
- Precision engineered: built to exact fit and includes the additional components needed to restore wearable parts to original condition.
- Factory tested: every pressure hose is subjected to a high-pressure quality assurance test before leaving the factory.
This is the HYDROBOOST TO GEAR line. Signs the original hose may need replacing include fluid weeping or dripping at the fittings, a whine or groan from the pump, and hard or inconsistent steering effort.
Interchange: 36-365425 · 2647-273239 · 979-2321
36365425 · 2647273239 · 9792321 · 37132 · 91984 · 91984E · 365425 · 15295838 · 26051189 · 73464 · 30171 · 13401476
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does this power steering pressure line hose assembly do?
It routes pressurized power steering fluid from the hydroboost unit to the steering gear on the listed applications. It is the HYDROBOOST TO GEAR line.
What are the pressure ratings of this hose?
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.
Does it come pre-assembled?
Yes. The pressure and return hoses are pre-assembled with brackets, which provides easier installation and reduced labor time compared to lines sold as individual hoses.
How do I know if my pressure line needs replacing?
Signs may include fluid weeping or dripping at the fittings, a whine or groan from the pump, or hard steering. Diagnose the cause before replacing, as other parts can share these symptoms.
Will this fit my vehicle?
It is a direct-fit replacement for applications such as the 1999-2000 Chevrolet Silverado 1500 and 2000-2013 GMC Yukon XL 2500. Check the Buyer's Guide tab to confirm your exact vehicle.
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