Sunsong 3402019 Power Steering Return Line Hose Assembly

Brand Sunsong 3402019
Bracket (Y/N) N
End 1 Fitting Size (mm) 16
End 1 Fitting Type Banjo
End 2 Fitting Size (in) 3/8
End 2 Fitting Type Id hose
Hose Material 1 Csm
Length (in) 34
Length (mm) 863
PS Switch Port (Y/N) N
Tech Tip Tt1000
Fits Volvo · 5 vehicles

Exact-fit design. Precision engineered to restore worn steering return hose assemblies to original condition.

Zinc-coated tubing. Helps resist corrosion and rust from humidity, road salt, water, and grime.

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

Cross-references ACI 360700, Dorman - HELP 80183 and OSC 1344 for the same application. See all 7.

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Power Steering Return Hose for Volvo 740/940

Sunsong 3402019 is a power steering return line hose assembly built for low-pressure, high-temperature return flow service. It is engineered for direct replacement on select Volvo 740 and Volvo 940 applications, with corrosion-resistant steel tubing and a precision fit that supports reliable steering system operation.

Key Features

  • Power steering return line hose assembly for select Volvo 740 and Volvo 940 models
  • Max working pressure of 250 psi for return-side steering system service
  • CSM hose material for low-pressure, high-temperature operation
  • High-grade steel tubing with zinc electroplating for rust and corrosion resistance
  • End 1: 16 mm banjo fitting
  • End 2: 3/8 in ID hose connection
  • 34 in. overall length for application-specific routing
  • Part number 3402019 for easy identification and ordering

Detailed Description

This Sunsong power steering return line hose assembly is built to restore the return path between steering components on 1991-1993 Volvo 940 and 1991-1992 Volvo 740 applications. Sunsong 3402019 uses precision-engineered tubing and hose construction to match the original routing and connection style, helping maintain proper fluid return in the steering system. The zinc-coated steel sections add resistance to road salt, moisture, grime, and other underbody exposure common in daily driving.

This part cross-references Dorman - HELP 80183 for the same application. If you are searching for a Volvo 740 power steering return hose or a Volvo 940 steering return line hose assembly, 3402019 is the direct replacement reference to verify against your original part.

What It Helps Address

  • Power steering fluid seepage from a worn return hose
  • Cracked or hardened hose material from heat and age
  • Corrosion on original steel tubing and fittings
  • Improper routing or fitment from a damaged replacement line
  • Noisy or inconsistent steering caused by return-side hose deterioration

Installation Notes and Tips

Verify the original hose length, fitting style, and routing before installation. This assembly uses a 16 mm banjo fitting on one end and a 3/8 in. ID hose connection on the other, so matching the original connection points is important for correct installation. Inspect adjacent seals, clamps, and steering components for wear before reassembly.

Quality Assurance

Sunsong states that this return hose assembly exceeds original equipment performance standards for return-side steering service. The steel tubing is electroplated with zinc to improve resistance to corrosion and rust in harsh underbody conditions.

This part fits 5 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelNotes
1993Volvo940—
1992Volvo740—
1992Volvo940—
1991Volvo740—
1991Volvo940—
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACI — 360700Dorman - HELP — 80183OSC — 1344Sunsong — 340201936-360700979-23073516375