HomeSteering > Power Steering Hoses, Pumps, and Related ComponentsSunsong 3403731 Power Steering Reservoir Hose
Part #: 3403731

Sunsong 3403731 Power Steering Reservoir Hose

5 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Subaru, Outback
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Overview of Sunsong Power Steering Reservoir Hose 3403731

The Sunsong Power Steering Reservoir Hose 3403731 is designed specifically for Subaru Outback models, providing reliable fluid transfer within the power steering system. This hose features durable CPE material and precise 16mm ID hose fittings on both ends to ensure a secure and leak-free connection.

  • Compatible with Subaru Outback power steering systems
  • Length: 26.4 inches (670 mm) for optimal fitment
  • End 1 and End 2 fitting size: 16 mm ID hose
  • Constructed from CPE (chlorinated polyethylene) for chemical resistance and durability
  • Part number 3403731 for accurate replacement

Detailed Product Description

This power steering reservoir hose by Sunsong is engineered to meet the specifications required for Subaru Outback vehicles. The hose measures 26.4 inches (670 mm) in length, making it suitable for routing between the power steering reservoir and pump without unnecessary tension or slack. Both ends feature 16 mm inner diameter hose fittings, designed as ID hoses to fit securely onto the corresponding power steering components. The CPE material offers resistance to heat, pressure, and power steering fluid degradation, contributing to the longevity and reliability of the steering system.

Applications and Common Issues Addressed

  • Replacement of worn or cracked power steering reservoir hoses in Subaru Outback
  • Eliminates leaks caused by deteriorated or damaged hoses
  • Prevents power steering fluid loss that can lead to steering difficulty
  • Helps maintain proper hydraulic pressure for smooth steering operation
  • Addresses hose swelling or softening due to fluid contamination or age

Installation Notes and Tips

When installing the Sunsong power steering reservoir hose 3403731, ensure the hose routing matches the original path to avoid kinks or interference with other engine components. Use appropriate clamps to secure the 16 mm ID hose fittings firmly to the reservoir and pump connections. It is recommended to inspect the power steering fluid level and condition during installation and refill or replace fluid as necessary. The included tech tip (TT1000) suggests verifying hose compatibility and fitment before final installation.

Quality Assurance and Warranty

Sunsong power steering hoses are manufactured to meet OEM standards for fit, form, and function. The use of CPE material ensures resistance to common power steering fluids and operating temperatures. Part number 3403731 undergoes quality checks to ensure durability and leak-free performance. Warranty details should be confirmed with the product documentation or supplier, as coverage may vary.

BrandSunsong
Part Number3403731
End 1 Fitting Size (mm)16
End 1 Fitting TypeID Hose
End 2 Fitting Size (mm)16
End 2 Fitting TypeID Hose
Hose Material 1CPE
Length (in)26.4
Length (mm)670
Tech TipTT1000

This part fits 5 vehicles. Search below:

YearMakeModelPositionNotes
2009SubaruOutbackN/A
2008SubaruOutbackN/A
2007SubaruOutbackN/A
2006SubaruOutbackN/A
2005SubaruOutbackN/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:

340373134611AG07A81643

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