HomeSteering > Power Steering Hoses, Pumps, and Related ComponentsSunsong 3402370 Power Steering Pressure Line Hose Assembly - To Gear
Part #: 3402370

Sunsong 3402370 Power Steering Pressure Line Hose Assembly - To Gear

To Gear
⚙️ 3 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Lincoln, LS
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Overview of Sunsong Power Steering Pressure Line Hose Assembly

The Sunsong 3402370 power steering pressure line hose assembly is designed specifically for Lincoln LS models. Engineered to meet OEM specifications, this hose assembly ensures reliable hydraulic fluid transfer within the power steering system, maintaining optimal steering performance.

  • Compatible with Lincoln LS power steering systems
  • Length: 52.3 inches (1328 mm) for precise fitment
  • End 1 fitting: 13 mm male captive o-ring
  • End 2 fitting: 16 mm swivel o-ring
  • Constructed with durable CSM hose material
  • Includes power steering switch port for system integration
  • No bracket included

Detailed Product Description and Specifications

The Sunsong 3402370 power steering pressure line hose assembly features a 52.3-inch length, providing an exact fit for the Lincoln LS power steering system. The hose is made from CSM (chlorosulfonated polyethylene) material, known for its resistance to heat, oil, and abrasion, which helps maintain system integrity under demanding conditions. The assembly includes a 13 mm male captive o-ring fitting on one end and a 16 mm swivel o-ring fitting on the other, ensuring secure and leak-free connections. Additionally, this hose assembly is equipped with a power steering switch port, allowing for proper sensor integration and system monitoring.

Applications and Common Issues Addressed

  • Replacement for worn or leaking power steering pressure lines on Lincoln LS vehicles
  • Resolves power steering fluid leaks that cause steering difficulty or noise
  • Prevents loss of hydraulic pressure affecting steering responsiveness
  • Addresses hose damage from heat, abrasion, or aging
  • Supports proper function of power steering switch sensors

Installation Notes and Technical Tips

When installing the Sunsong 3402370 power steering pressure line hose assembly, ensure all fittings are clean and free of debris to prevent leaks. The male captive o-ring and swivel o-ring fittings require proper seating and torque according to manufacturer specifications. This assembly does not include a mounting bracket, so verify existing bracket condition before installation. Refer to technical tips TT1000, TT1001, TT1002, TT1004, and TT1008 for detailed guidance on installation and system bleeding procedures.

Quality Assurance and Warranty Information

Sunsong power steering components are manufactured to meet or exceed industry standards for durability and performance. The 3402370 hose assembly undergoes rigorous quality control to ensure leak-free operation and long service life. Warranty coverage details should be confirmed with the product documentation or supplier, as terms may vary.

BrandSunsong
Part Number3402370
End 1 Fitting Size (mm)13
End 1 Fitting TypeMale Captive O-Ring
End 2 Fitting Size (mm)16
End 2 Fitting TypeSwivel O-Ring
Hose Material 1CSM
Length (in)52.3
Length (mm)1328
PS Switch Port (Y/N)Y
Tech TipTT1000|TT1001|TT1002|TT1004|TT1008

This part fits 3 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2005LincolnLSTo Gear
2004LincolnLSBaseTo Gear
2003LincolnLSTo Gear

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

3658123W4Z3A719AA3W4Z3A719CA5506092406979-4083

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.