Sunsong 3405074 Power Steering Return Line Hose Assembly - Gear To Cooler

Power Steering Return Hose for Ram Trucks

Sunsong 3405074 is a power steering return line hose assembly built for low-pressure, high-temperature return-side service. It is engineered for direct fitment on select Dodge Ram trucks and uses corrosion-resistant steel tubing with a zinc coating to help withstand humidity, road salt, water, and grime.

Fits 2003-2009 Dodge Ram 2500, Gear To Cooler. Fits 2003-2009 Dodge Ram 3500, Gear To Cooler. Fits 2006-2008 Dodge Ram 1500, Gear To Cooler. This part cross-references Dayco 80680 and Gates 352256 for the same application.

Key Features

• Power steering return line hose assembly for return-side fluid routing
• Max working pressure of 250 psi for low-pressure steering return service
• High-grade steel tubing with zinc electroplating for added corrosion resistance
• CSM hose material paired with steel construction for durability
• Precision-engineered to match original routing and fitment requirements
• End connections: 5/8 in ID hose end and 20 mm male end
• Overall length: 30.5 in (775 mm)

Detailed Description

Sunsong 3405074 is a replacement power steering return line hose assembly for Dodge Ram 1500, Ram 2500, and Ram 3500 applications with a gear-to-cooler routing. The hose is built for the return side of the steering system, where fluid moves under low pressure but can see elevated temperatures during operation. Its steel tubing is zinc plated to help resist rust and surface damage in harsh underbody conditions, while the hose section uses CSM material for fluid-handling durability.

For buyers searching for a Dodge Ram power steering return hose, Ram 2500 gear to cooler hose, or Ram 3500 steering return line replacement, Sunsong 3405074 provides a direct-fit service part with the specified end sizes and length needed for the listed applications.

Common Problems This Part Can Address

• Leaking power steering return line
• Corrosion on the original steel tubing
• Cracked or hardened hose material from heat and age
• Restricted steering fluid return flow caused by damaged lines
• Noise or steering performance issues related to fluid loss

Installation Notes and Tips

Verify the vehicle’s steering line routing before installation and confirm the gear-to-cooler configuration matches the original part. Compare the end fittings, overall length, and hose path to the removed assembly to ensure correct alignment on the Dodge Ram 1500, Ram 2500, or Ram 3500 application. Inspect adjacent steering components for wear, seepage, or corrosion while the line is removed.

Quality Assurance

Sunsong manufactures this return hose assembly to exceed original equipment performance standards for return-side steering service. The combination of zinc-coated steel tubing and precision fitment supports reliable replacement on the listed Dodge Ram applications.