Sunsong 3404176 Power Steering Return Line Hose Assembly

Brand Sunsong 3404176
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
Hose Material 2 Steel
Length (in) 23.25
Length (mm) 591
Tech Tip Tt1000
Fits Dodge · 6 vehicles

OE-level performance. Return hose assembly exceeds original equipment standards.

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

Precision engineered. Exact-fit hose assembly restores wearable parts to original condition.

Cross-references Dorman - HELP 80429, Gates 1160 and Gates 363780 for the same application. See all 3.

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Power Steering Return Hose for Dodge D250/D350

Sunsong 3404176 is a power steering return line hose assembly built for low-pressure, high-temperature return-side service. It is engineered for a precise fit on select 1991-1993 Dodge D250 and D350 trucks, with corrosion-resistant steel tubing and CSM hose materials for dependable routing and durability.

Key Features

  • Direct-fit power steering return line hose assembly
  • Max working pressure of 250 psi for return-side operation
  • Steel tubing with zinc electroplating for added rust and corrosion resistance
  • CSM hose material for low-pressure, high-temperature use
  • Precision-engineered to match original routing and fitment
  • Designed for 1991-1993 Dodge D250 and 1991-1993 Dodge D350 applications

Detailed Description

This Sunsong power steering return line hose assembly, part number 3404176, is built to restore the return side of the steering system on select Dodge trucks. It uses a 3/8 in. ID hose end on one side and a 16 mm male O-ring fitting on the other, with an overall length of 23.25 in. The steel tube construction is zinc plated to help resist road salt, water, grime, and humidity, while the hose section is suited to the heat and pressure conditions found in power steering return service. This part cross-references Dorman - HELP 80429 and Gates 1160 for the same application.

What It Helps Fix

  • Power steering fluid leaks from a worn return hose
  • Cracked, hardened, or heat-damaged hose material
  • Corrosion on the original steel line
  • Poor steering system fluid return caused by restricted or deteriorated hose routing
  • Fitment issues when replacing the original hose on a 1991-1993 Dodge D250 or D350

Installation Notes and Tips

Verify the end fittings, hose length, and routing before installation. This assembly is intended for the return side of the power steering system, not the high-pressure feed line. Inspect nearby brackets, grommets, heat shields, bushings, and protective sleeves during service and replace worn components as needed to restore original routing and protection.

Quality Assurance

Sunsong states that this return hose assembly is manufactured to exceed original equipment performance standards for return-line service. The steel tubing is electroplated with zinc for improved resistance to corrosion and rust, supporting long-term durability in harsh underbody conditions.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelNotes
1993DodgeD250
1993DodgeD350
1992DodgeD250
1992DodgeD350
1991DodgeD250
1991DodgeD350
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - HELP — 80429Gates — 1160Gates — 363780