HomeSteering > Power Steering Hoses, Pumps, and Related ComponentsSunsong 3403723 Power Steering Reservoir Hose
Part #: 3403723

Sunsong 3403723 Power Steering Reservoir Hose

⚙️ 3 vehicles fit this part
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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 3403723

The Sunsong Power Steering Reservoir Hose 3403723 is designed specifically for Subaru Outback models, providing reliable fluid transfer within the power steering system. Engineered with durable CPE material, this hose ensures consistent performance and longevity under demanding conditions.

  • Compatible with Subaru Outback power steering systems
  • End 1 and End 2 fitting size: 16 mm
  • Both ends feature ID hose fittings for secure connections
  • Constructed from high-quality CPE hose material
  • Overall length of 29.2 inches (742 mm) for precise fitment
  • Technical reference: TT1000 for installation guidance

Detailed Product Description

This power steering reservoir hose by Sunsong, part number 3403723, is crafted to meet the specifications required by Subaru Outback vehicles. The hose features 16 mm internal diameter fittings on both ends, designed as ID hose types to ensure a tight and leak-free connection to the reservoir and pump. Made from chlorinated polyethylene (CPE), the hose material offers resistance to heat, pressure, and power steering fluid degradation, contributing to the durability and reliability of the steering system.

With a length of 29.2 inches (742 mm), this hose fits precisely within the Subaru Outback’s engine bay layout, minimizing the risk of kinks or interference with other components. The technical tip TT1000 provides additional installation guidance to ensure proper routing and secure attachment.

Common Applications and Problem Resolution

  • Replaces worn or cracked power steering reservoir hoses in Subaru Outback models
  • Prevents fluid leaks that can cause steering performance issues
  • Addresses hose swelling or softening due to heat exposure
  • Eliminates noise or vibration caused by deteriorated hose connections
  • Restores proper fluid flow to maintain smooth power steering operation

Installation Notes and Tips

  • Verify hose length and fitting sizes before installation to ensure compatibility
  • Use the TT1000 technical tip for correct hose routing and secure fitting attachment
  • Inspect related power steering components for wear during replacement
  • Ensure clamps are tightened to manufacturer specifications to prevent leaks
  • Bleed the power steering system after installation to remove air pockets

Quality Assurance and Warranty

Sunsong power steering hoses are manufactured to meet OEM standards for fit, form, and function. The 3403723 hose undergoes rigorous quality control to ensure durability and resistance to common failure modes such as cracking and swelling. While specific warranty details may vary, Sunsong products typically include coverage against manufacturing defects to provide confidence in long-term use within Subaru Outback power steering systems.

BrandSunsong
Part Number3403723
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)29.2
Length (mm)742
Tech TipTT1000

This part fits 3 vehicles. Search below:

YearMakeModelPositionNotes
2012SubaruOutbackN/A
2011SubaruOutbackN/A
2010SubaruOutbackN/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:

340372334611AJ04A81644

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