OE Quality
60-Day Returns

Sunsong 3404793 Power Steering Return Line Hose Assembly - Cooler To Reservoir
Reliable Power Steering Return Line Hose for Volvo S60 and V70
The Sunsong 3404793 power steering return line hose assembly is designed to maintain optimal hydraulic fluid flow in your Volvo S60 or V70. Engineered with durable materials and precise fittings, this hose ensures consistent steering performance and fluid return efficiency.
- Compatible with Volvo S60 and V70 models
- Length: 79.5 inches (2020 mm) for exact fitment
- End 1 fitting: 18 mm male type for secure connection
- Constructed from CSM hose material for durability and resistance
- No bracket or power steering switch port included
Durable Construction and Precise Fitment
This Sunsong power steering return line hose assembly (part number 3404793) features a high-quality CSM (chlorosulfonated polyethylene) hose material known for its resistance to heat, oil, and abrasion. The 18 mm male fitting on one end ensures a tight, leak-free connection within the power steering system. Measuring 79.5 inches (2020 mm) in length, this hose is tailored to fit Volvo S60 and V70 models, providing reliable fluid return without the need for modifications.
Purpose and Common Applications
- Replaces worn or cracked power steering return hoses
- Prevents fluid leaks that can cause steering difficulty
- Restores proper hydraulic pressure in the power steering system
- Eliminates noise or whining caused by faulty return lines
- Helps maintain smooth and responsive steering control
Installation Notes and Tips
When installing the Sunsong 3404793 power steering return line hose assembly, ensure the vehicle is safely lifted and the power steering system is depressurized. Verify the hose length and fitting type match your Volvo S60 or V70 specifications. Avoid twisting or kinking the hose during installation to maintain fluid flow integrity. Inspect all connections for leaks after installation.
Quality Assurance and Warranty
Sunsong power steering components are manufactured to meet or exceed OEM standards for durability and performance. While specific warranty details for part number 3404793 are not provided, Sunsong products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or your supplier for exact warranty terms.
| Brand | Sunsong |
| Part Number | 3404793 |
| Bracket (Y/N) | N |
| End 1 Fitting Size (mm) | 18 |
| End 1 Fitting Type | Male |
| Hose Material 1 | Csm |
| Length (in) | 79.5 |
| Length (mm) | 2020 |
| PS Switch Port (Y/N) | N |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2007 | Volvo | S60 | Cooler To Reservoir | Exc. Saginaw Rack |
| 2007 | Volvo | V70 | Cooler To Reservoir | Exc. Saginaw Rack |
| 2006 | Volvo | S60 | Cooler To Reservoir | Exc. Saginaw Rack |
| 2006 | Volvo | V70 | Cooler To Reservoir | Exc. Saginaw Rack |
| 2005 | Volvo | S60 | Cooler To Reservoir | Exc. Saginaw Rack |
| 2005 | Volvo | V70 | Cooler To Reservoir | Exc. Saginaw Rack |
| 2004 | Volvo | S60 | Cooler To Reservoir | Exc. Saginaw Rack |
| 2004 | Volvo | V70 | Cooler To Reservoir | Exc. Saginaw Rack |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.