OE Quality
60-Day Returns

Sunsong 3404609 Power Steering Return Line Hose Assembly - Gear To Pipe
Overview of Sunsong Power Steering Return Line Hose Assembly
The Sunsong 3404609 power steering return line hose assembly is designed specifically for Mazda 3 models. This durable hose features a bubble flare fitting and a length of 52.9 inches (1323 mm), ensuring a precise fit and reliable performance in your vehicle's power steering system.
- Compatible with Mazda 3 power steering systems
- Length: 52.9 inches (1323 mm) for accurate fitment
- Bubble flare end fitting for secure connections
- Constructed with CSM hose material for durability
- No bracket or power steering switch port included
Detailed Product Description
The Sunsong 3404609 power steering return line hose assembly is engineered with CSM (chlorosulfonated polyethylene) hose material, known for its resistance to heat, oil, and abrasion. This ensures long-lasting service in the demanding environment of a vehicle's power steering system. The hose measures 52.9 inches (1323 mm) in length, providing an exact replacement for the return line in compatible Mazda 3 models. The bubble flare fitting on one end offers a secure and leak-resistant connection, critical for maintaining proper hydraulic pressure and fluid flow. This assembly does not include a bracket or a power steering switch port, focusing solely on the hose function.
Common Applications and Problem Resolution
- Replaces worn or cracked power steering return line hoses on Mazda 3 vehicles
- Addresses fluid leaks caused by damaged or deteriorated hoses
- Restores proper hydraulic fluid return flow to the power steering pump
- Prevents power steering system pressure loss and steering performance issues
- Eliminates noise or vibration related to faulty return line hoses
Installation Notes and Tips
- Verify compatibility with your specific Mazda 3 model year before installation
- Ensure all fittings are clean and free of debris prior to assembly
- Use appropriate tools to avoid damaging the bubble flare fitting during installation
- Check for leaks after installation by running the engine and turning the steering wheel
- Replace power steering fluid as recommended to maintain system performance
Quality Assurance and Warranty Information
Sunsong power steering components are manufactured to meet or exceed OEM specifications for fit and function. The 3404609 return line hose assembly undergoes rigorous quality control to ensure durability and reliability in service. While specific warranty details 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 | 3404609 |
| Bracket (Y/N) | N |
| End 1 Fitting Type | Bubble flare |
| Hose Material 1 | Csm |
| Length (in) | 52.9 |
| Length (mm) | 1323 |
| PS Switch Port (Y/N) | N |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2009 | Mazda | 3 | Gear To Pipe | To Cooler Pipe |
| 2008 | Mazda | 3 | Gear To Pipe | To Cooler Pipe |
| 2007 | Mazda | 3 | Gear To Pipe | To Cooler Pipe |
* 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.