HomeSteering > Power Steering Hoses, Pumps, and Related ComponentsSunsong 3401027 Power Steering Pressure Line Hose Assembly
Part #: 3401027

Sunsong 3401027 Power Steering Pressure Line Hose Assembly

⚙️ 12 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Jeep, Cherokee, Comanche, and Wagoneer
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Power Steering Pressure Line Hose Assembly Overview

The Sunsong 3401027 power steering pressure line hose assembly is designed for reliable hydraulic fluid transfer in Jeep Cherokee, Comanche, and Wagoneer models. Engineered with durable CSM hose material and precise fittings, this hose assembly ensures consistent steering performance under demanding conditions.

  • Compatible with Jeep Cherokee, Comanche, and Wagoneer models
  • Power steering pressure line hose assembly with part number 3401027
  • Constructed from durable CSM hose material for enhanced flexibility and resistance
  • End 1 fitting: 16mm male o-ring type
  • End 2 fitting: 18mm male o-ring type
  • Overall length: 33.7 inches (855 mm)
  • No bracket included, designed for direct replacement
  • Does not include a power steering switch port

Detailed Product Description

The Sunsong 3401027 power steering pressure line hose assembly is specifically engineered to meet the hydraulic requirements of select Jeep vehicles, including the Cherokee, Comanche, and Wagoneer. The hose is made from chlorosulfonated polyethylene (CSM), a material known for its excellent resistance to heat, oil, and abrasion, which is critical for maintaining integrity under high-pressure steering system conditions.

This assembly features male o-ring fittings on both ends, with a 16mm fitting on one end and an 18mm fitting on the other, ensuring a secure and leak-resistant connection within the power steering system. The hose length of 33.7 inches (855 mm) is designed to match OEM specifications for proper fitment and routing without the need for modification.

Common Applications and Issues Addressed

  • Replacement of worn or leaking power steering pressure hoses in Jeep Cherokee, Comanche, and Wagoneer
  • Eliminates power steering fluid leaks that cause steering difficulty or noise
  • Prevents hose swelling or cracking due to heat and fluid exposure
  • Restores proper hydraulic pressure for smooth steering response
  • Addresses hose failures that can lead to power steering pump damage

Installation Notes and Tips

  • Ensure the vehicle is safely lifted and supported before beginning installation
  • Drain power steering fluid to prevent spills during hose removal
  • Verify the 16mm and 18mm male o-ring fittings match the vehicle’s existing connections
  • Inspect surrounding components for wear or damage during installation
  • After installation, refill and bleed the power steering system to remove air

Quality Assurance and Warranty

Sunsong power steering hoses are manufactured to meet or exceed OEM standards for durability and performance. The 3401027 hose assembly undergoes rigorous quality control to ensure proper fit and function in compatible Jeep models. While specific warranty details may vary, Sunsong products typically include a limited warranty against defects in materials and workmanship. Consult product documentation or the supplier for exact warranty terms.

BrandSunsong
Part Number3401027
End 1 Fitting Size (mm)16
End 1 Fitting TypeMale O-Ring
End 2 Fitting Size (mm)18
End 2 Fitting TypeMale O-Ring
Hose Material 1CSM
Length (in)33.7
Length (mm)855
Tech TipTT1000|TT1001

This part fits 12 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
1990JeepCherokeeN/A
1990JeepComancheN/A
1990JeepWagoneerLimitedN/A
1989JeepCherokeeN/A
1989JeepComancheN/A
1989JeepWagoneerLimitedN/A
1988JeepCherokeeN/A
1988JeepComancheN/A
1988JeepWagoneerLimitedN/A
1987JeepCherokeeN/A
1987JeepComancheN/A
1987JeepWagoneerN/A

* 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:

35869036-3586904138463778152002461520036277139589520024618952003627979-2038

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