Sunsong 3402424 Power Steering Return Line Hose Assembly - Gear To Cooler

Brand Sunsong 3402424
Position Gear To Cooler
End 1 Fitting Size (in) 3/8
End 1 Fitting Type ID Hose
End 2 Fitting Size (mm) 16
End 2 Fitting Type Male O-Ring
Hose Material 1 CSM
Length (in) 33.8
Length (mm) 858
Tech Tip TT1000|TT1001
Fits Chrysler · 3 vehicles

Exact-fit engineering. Precision-built to restore worn components to original condition.

Zinc-coated steel tubing. Helps resist corrosion and rust in harsh conditions.

High-pressure rated. Suitable for low-pressure, high-temperature operation up to 250 psi.

Cross-references Dayco 80424, Gates 363730 and MTC/Ronak 1314 for the same application. See all 4.

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Power Steering Return Hose for Chrysler Pacifica

The Sunsong 3402424 power steering return line hose assembly is built for low-pressure, high-temperature return-side service and is engineered for a precise OE-style fit. It is a direct replacement for 2004-2006 Chrysler Pacifica gear-to-cooler routing and is made to restore proper fluid transfer in the steering system.

For Chrysler Pacifica owners searching for a power steering return hose assembly, this part number 3402424 provides the correct routing and connection style for the specified application. It is also cross-referenced to Dayco 80424 for the same application.

Key Features

  • Fits 2004-2006 Chrysler Pacifica, gear to cooler
  • Power steering return line hose assembly for low-pressure return-side operation
  • Maximum working pressure rated at 250 psi
  • CSM hose material for durability in heat-exposed steering systems
  • End 1: 3/8 in ID hose connection
  • End 2: 16 mm male O-ring connection
  • Precision-engineered to exact fit for the listed vehicle application
  • Part number 3402424 for easy identification and ordering

Detailed Description

Sunsong 3402424 is a power steering return line hose assembly made for the 2004-2006 Chrysler Pacifica with gear-to-cooler routing. The hose is designed for return-side steering fluid flow, where pressure is lower but heat exposure can still be significant. Its 250 psi maximum working pressure and CSM hose construction support dependable service in the steering system.

This assembly uses a 3/8 inch ID hose end on one side and a 16 mm male O-ring fitting on the other, matching the specified vehicle connection points. If you are replacing a worn or leaking Chrysler Pacifica power steering return hose, part number 3402424 is built to restore the original routing and connection geometry. This part cross-references Dayco 80424 for the same application.

Common Problems This Part Can Address

  • Power steering fluid seepage or leakage at the return line
  • Cracked, hardened, or heat-aged hose material
  • Incorrect hose routing on the Chrysler Pacifica steering return circuit
  • Fluid loss that can lead to noisy or inconsistent steering assist
  • Corrosion-related deterioration in the return line assembly

Installation Notes and Tips

Verify the vehicle is a 2004-2006 Chrysler Pacifica with gear-to-cooler steering return routing before ordering. Match the end connections carefully: 3/8 inch ID hose on one end and 16 mm male O-ring on the other. Inspect the surrounding steering lines, clamps, and connection points for wear or contamination before installation, and confirm the system is properly bled after service.

Quality Assurance

Sunsong states that its return hoses exceed original equipment performance standards and are engineered for exact fitment in the listed application. The brand also specifies a 250 psi maximum working pressure for return-side use in high-temperature conditions.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2006ChryslerPacificaGear To Cooler—
2005ChryslerPacificaGear To Cooler—
2004ChryslerPacificaGear To Cooler—
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dayco — 80424Gates — 363730MTC/Ronak — 131436-363730