Sunsong 3404535 Power Steering Return Line Hose Assembly - Gear To Cooler

Power Steering Return Hose for Ford Edge and Lincoln MKX

The Sunsong 3404535 power steering return line hose assembly is built for low-pressure, high-temperature return-side service in the steering system. It is a direct-fit replacement for select 2007-2010 Ford Edge and 2007-2010 Lincoln MKX applications, with construction focused on corrosion resistance and OE-style routing.

Key Features

• Fits 2007-2010 Ford Edge, gear to cooler
• Fits 2007-2010 Lincoln MKX, gear to cooler
• CSM hose material for return-line service
• Maximum working pressure rated at 250 psi
• End 1: 9.6 mm ID hose fitting
• End 2: 13.6 mm beaded tube fitting
• Bracket included: No
• Switch port included: No
• Part number: 3404535

Detailed Description

Sunsong 3404535 is a power steering return line hose assembly engineered for the steering gear-to-cooler circuit on the Ford Edge and Lincoln MKX. The hose is made from CSM material and is specified for low-pressure, high-temperature operation, making it a practical replacement for worn or leaking return lines in these vehicles. This part cross-references Dorman - HELP 81268 for the same application.

For owners searching for a 2007-2010 Ford Edge power steering return hose or a 2007-2010 Lincoln MKX gear to cooler hose assembly, this replacement follows the required fitment and connection style. The Sunsong 3404535 part number is also useful when matching the correct steering hose by application.

Common Problems This Part Can Address

• Power steering fluid seepage from a cracked or aged return hose
• Softening or swelling of the hose from heat exposure
• Corrosion-related deterioration in the steering return line path
• Restricted fluid return caused by internal hose wear
• Noise or steering performance issues related to low fluid level from a leaking line

Installation Notes and Tips

Confirm the vehicle is a 2007-2010 Ford Edge or 2007-2010 Lincoln MKX with the gear-to-cooler routing before installation. Inspect the mating tubes, clamps, and surrounding steering components for wear or contamination before transferring the new hose into place. Verify the end sizes and routing match the original hose assembly, and check for leaks after refilling and bleeding the power steering system.

Quality Assurance

This Sunsong return hose assembly is manufactured to exceed original equipment performance standards for return-side steering service. Its steel tubing is zinc electroplated for added resistance to rust and corrosion from humidity, road salt, water, and grime, supporting long-term durability in demanding underhood and undercar conditions.