Sunsong 3405266 Power Steering Return Line Hose Assembly - Cooler To Reservoir

Power Steering Return Hose for Transit

Sunsong 3405266 is a power steering return line hose assembly for low-pressure, high-temperature return-side service. It is built for 2015-2017 Ford Transit, Transit-150, Transit-250, Transit-350, and Transit-350 HD applications at the cooler-to-reservoir position.

Key Features

• Return line hose assembly for power steering systems
• Max working pressure rated at 250 psi
• CSM hose material for return-side fluid handling
• End 1: 9.6 mm ID hose connection
• End 2: 9.89 mm quick connect fitting
• Direct-fit application for Ford Transit cooler to reservoir routing
• Part number: 3405266

Detailed Description

This Sunsong power steering return line hose assembly is engineered for the return circuit between the cooler and reservoir on select Ford Transit vans. The hose is designed to handle low-pressure, high-temperature operation while maintaining the fit and routing needed for service replacement. Sunsong 3405266 also cross-references ACI 81200 for the same application.

Built with CSM material and precision-formed end connections, this hose supports a clean replacement on 2015-2017 Ford Transit, Transit-150, Transit-250, Transit-350, and Transit-350 HD models. The 3405266 part number is a direct reference for buyers searching for a Ford Transit power steering return hose assembly, cooler to reservoir hose, or replacement return line for these model years.

What It Helps Address

• Leaking or cracked power steering return hose
• Fluid seepage at the cooler-to-reservoir line
• Restricted return flow caused by aged hose material
• Noise or steering performance issues related to low fluid level
• Corrosion-related hose deterioration in daily-use vehicles

Installation Notes and Tips

Verify the cooler-to-reservoir routing before installation and match the end fittings to the original hose configuration. Confirm the vehicle is a 2015-2017 Ford Transit, Transit-150, Transit-250, Transit-350, or Transit-350 HD with the same return-line layout. Inspect nearby clamps, seals, and connection points for wear before completing the repair.

Quality Assurance

Sunsong states that this return hose assembly exceeds original equipment performance standards for return-side service and uses corrosion-resistant tubing construction where applicable in the assembly design. The hose is precision engineered for exact fit and restoration of wearable components in the steering return system.