Keep hydraulic steering assist and hydroboost braking pressure flowing with the Sunsong Power Steering Pressure Line Hose Assembly 3402742, the pump-to-hydroboost pressure line that carries fluid from the power steering pump to the hydroboost unit. It's a direct-fit replacement for the 2008 Dodge Ram 1500, 2003-2008 Dodge Ram 2500, 2003-2008 Dodge Ram 3500, and 2006-2007 Dodge Ram 4000; see the Buyer's Guide tab for engine-level fitment.
- Pre-assembled with brackets: the pressure and return hoses ship assembled with brackets for easier installation and reduced labor time versus hoses sold as separate pieces.
- Precision engineered: built to an exact fit and supplied with the additional components needed to restore the wearable parts to original condition.
- Rated for demanding service: the pressure hose exceeds original equipment performance standards with a max working pressure of 1,500 psi, a burst pressure rating of 8,700 psi, and a tensile strength of 1,600 lb.
- Factory tested: every pressure hose undergoes a high-pressure quality assurance test before leaving the factory.
Sunsong is a vertically integrated manufacturer of automotive fluid transfer hoses and lines, engineered to deliver OEM form, fit, and function.
Interchange: 2647-512678
2647512678 · 40122 · 52113926AC · 52113926AE · 52113926AF · 52113926AI · 52122339AB · 52122339AC · 80686 · 80686E · 352263 · 76919 · 5265 · 13402742
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 fluid from the power steering pump to the hydroboost unit, feeding hydraulic steering assist and hydroboost brake operation on the listed Dodge Ram trucks.
Which vehicles does the Sunsong 3402742 fit?
It's a direct-fit for the 2008 Ram 1500, 2003-2008 Ram 2500, 2003-2008 Ram 3500, and 2006-2007 Ram 4000. Check the Buyer's Guide tab to confirm engine-level fitment for your truck.
Does it come with brackets?
Yes. The pressure and return hoses are pre-assembled with brackets, which eases installation and reduces labor time compared to hoses sold as individual pieces.
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, exceeding original equipment performance standards.
How do I know if my pressure line needs replacing?
Signs may include fluid leaks along the hose or fittings, low or dropping fluid level, whining from the pump, or hard steering. Diagnose the cause before replacing.
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