OE Quality
60-Day Returns

Sunsong 3403680 Power Steering Hose Assembly
Overview of Sunsong Power Steering Hose Assembly 3403680
The Sunsong Power Steering Hose Assembly 3403680 is designed for reliable hydraulic fluid transfer in power steering systems. This hose assembly is compatible with Infiniti G35, G37, and Q60 models, ensuring proper fit and function for these vehicles.
- Compatible with Infiniti G35, G37, and Q60 models
- Length: 130 inches (3277 mm) for extended reach
- Constructed with durable CSM hose material for resistance to heat and wear
- Includes bracket for secure mounting
- End fittings: Various types to accommodate different connection points
- Does not include a power steering switch port
- Technical tip reference: TT1000 for installation guidance
Detailed Product Description
This power steering hose assembly from Sunsong features a 130-inch length made from chlorosulfonated polyethylene (CSM), a material known for its durability and resistance to heat, ozone, and hydraulic fluids. The inclusion of a mounting bracket helps maintain hose stability and prevents vibration-related wear. Both ends of the hose come with various fitting types, allowing compatibility with different power steering pump and rack connections found on Infiniti G35, G37, and Q60 vehicles. The absence of a power steering switch port means this hose is designed for systems without integrated pressure sensors.
Applications and Problem Resolution
This power steering hose assembly is used to replace worn or damaged hoses in the hydraulic steering system of Infiniti G35, G37, and Q60 models. It addresses several common issues:
- Leaking or cracked power steering hoses causing fluid loss
- Reduced steering responsiveness due to hose blockages or damage
- Noise or vibration from loose or improperly mounted hoses
- Preventing contamination of the power steering system from external debris
- Maintaining proper hydraulic pressure for smooth steering operation
Installation Notes and Tips
When installing the Sunsong 3403680 power steering hose assembly, ensure the bracket is securely fastened to prevent hose movement. Verify that the end fittings match the vehicle’s power steering pump and rack connections. Follow the technical tip TT1000 for detailed installation procedures and torque specifications. It is recommended to inspect the entire power steering system for leaks or damage during installation.
Quality Assurance and Warranty
Sunsong power steering components are manufactured to meet or exceed OEM standards for durability and performance. The 3403680 hose assembly undergoes rigorous quality control to ensure leak-free operation and long service life. Warranty coverage details should be confirmed with the product documentation or supplier.
| Brand | Sunsong |
| Part Number | 3403680 |
| Bracket (Y/N) | Y |
| End 1 Fitting Type | Various |
| End 2 Fitting Type | Various |
| Hose Material 1 | CSM |
| Length (in) | 130 |
| Length (mm) | 3277 |
| Tech Tip | TT1000 |
This part fits 23 vehicles. Search below:
| Year | Make | Model | Submodel | Body Type | Drive Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2015 | INFINITI | Q60 | RWD | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | ||
| 2014 | INFINITI | Q60 | RWD | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | ||
| 2013 | INFINITI | G37 | Sport | Coupe | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | |
| 2013 | INFINITI | G37 | Sport | Convertible | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | |
| 2013 | INFINITI | G37 | Journey | Coupe | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | |
| 2013 | INFINITI | G37 | IPL | Coupe | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | |
| 2012 | INFINITI | G37 | Sport | Coupe | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | |
| 2012 | INFINITI | G37 | Sport | Convertible | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | |
| 2012 | INFINITI | G37 | Journey | Coupe | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | |
| 2012 | INFINITI | G37 | IPL | Coupe | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | |
| 2011 | INFINITI | G37 | Sport | Coupe | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | |
| 2011 | INFINITI | G37 | Sport | Convertible | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | |
| 2011 | INFINITI | G37 | Journey | Coupe | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | |
| 2011 | INFINITI | G37 | IPL | Coupe | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | |
| 2010 | INFINITI | G37 | RWD | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | ||
| 2009 | INFINITI | G37 | RWD | N/A | w/ Sport or Sport Premium Package (OE Type Pressure and Return Assembly) | ||
| 2008 | INFINITI | G35 | Sport | N/A | w/ Sport or Sport Premium Package, w/ 4 Wheel Active Steering (OE Type Pressure and Return Assembly) | ||
| 2008 | INFINITI | G35 | Journey | N/A | w/ Sport or Sport Premium Package, w/ 4 Wheel Active Steering (OE Type Pressure and Return Assembly) | ||
| 2008 | INFINITI | G35 | Base | N/A | w/ Sport or Sport Premium Package, w/ 4 Wheel Active Steering (OE Type Pressure and Return Assembly) | ||
| 2008 | INFINITI | G37 | N/A | w/ Sport or Sport Premium Package, w/ 4 Wheel Active Steering (OE Type Pressure and Return Assembly) | |||
| 2007 | INFINITI | G35 | Sport | N/A | w/ Sport or Sport Premium Package, w/ 4 Wheel Active Steering (OE Type Pressure and Return Assembly) | ||
| 2007 | INFINITI | G35 | Journey | N/A | w/ Sport or Sport Premium Package, w/ 4 Wheel Active Steering (OE Type Pressure and Return Assembly) | ||
| 2007 | INFINITI | G35 | Base | N/A | w/ Sport or Sport Premium Package, w/ 4 Wheel Active Steering (OE Type Pressure and Return Assembly) |
* 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.