OE Quality
60-Day Returns

Sunsong 3401437 Power Steering Pressure Line Hose Assembly
Overview of Sunsong Power Steering Pressure Line Hose Assembly
The Sunsong 3401437 power steering pressure line hose assembly is designed specifically for Ford F-150, F-250, and F-350 models. This durable hose ensures reliable fluid transfer within the power steering system, maintaining optimal steering performance.
- Compatible with Ford F-150, F-250, and F-350 trucks
- Length: 34.3 inches (871 mm) for precise fitment
- End 1 fitting: 1/2 inch male inverted flare
- End 2 fitting: 5/8 inch swivel o-ring
- Constructed with CSM hose material for durability
- No bracket included
- No power steering switch port
Detailed Product Description
The Sunsong 3401437 power steering pressure line hose assembly is engineered to meet the specifications required by Ford trucks, including the F-150, F-250, and F-350. The hose features a 1/2 inch male inverted flare fitting on one end and a 5/8 inch swivel o-ring fitting on the other, ensuring a secure and leak-resistant connection within the power steering system. Made from CSM (chlorosulfonated polyethylene) material, this hose offers resistance to heat, oil, and abrasion, which is critical for maintaining system integrity under demanding driving conditions. With a length of 34.3 inches (871 mm), it provides an exact fit for the intended vehicle models without the need for modifications.
Common Applications and Issues Addressed
- Replacement of worn or leaking power steering pressure hoses
- Resolving power steering fluid leaks causing low fluid levels
- Eliminating steering noise or difficulty due to compromised hose integrity
- Preventing power steering pump damage caused by inadequate fluid flow
- Restoring proper hydraulic pressure for smooth steering response
Installation Notes and Tips
- Ensure the vehicle is safely lifted and supported before installation
- Drain power steering fluid to prevent spills during hose replacement
- Verify the correct orientation of fittings: 1/2 inch male inverted flare and 5/8 inch swivel o-ring
- Inspect related components such as clamps and brackets for wear, although this hose does not include a bracket
- After installation, refill and bleed the power steering system to remove air
Quality Assurance and Warranty
Sunsong power steering hoses are manufactured to meet or exceed OEM standards for durability and performance. The 3401437 hose assembly undergoes rigorous testing to ensure resistance to heat, pressure, and fluid compatibility. While specific warranty details may vary, Sunsong products typically include a limited warranty against defects in material and workmanship. Consult product documentation or the supplier for exact warranty terms.
| Brand | Sunsong |
|---|---|
| Part Number | 3401437 |
| End 1 Fitting Size (in) | 1/2 |
| End 1 Fitting Type | Male Inverted Flare |
| End 2 Fitting Size (in) | 5/8 |
| End 2 Fitting Type | Swivel O-Ring |
| Hose Material 1 | CSM |
| Length (in) | 34.3 |
| Length (mm) | 871 |
| Tech Tip | TT1000|TT1001|TT1002 |
This part fits 15 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1989 | Ford | F-250 | N/A | |
| 1989 | Ford | F-350 | N/A | |
| 1988 | Ford | F-250 | N/A | |
| 1988 | Ford | F-350 | N/A | |
| 1987 | Ford | F-250 | N/A | |
| 1987 | Ford | F-350 | N/A | |
| 1986 | Ford | F-250 | N/A | |
| 1986 | Ford | F-350 | N/A | |
| 1985 | Ford | F-250 | N/A | |
| 1985 | Ford | F-350 | N/A | |
| 1984 | Ford | F-150 | N/A | |
| 1984 | Ford | F-250 | N/A | |
| 1984 | Ford | F-350 | N/A | |
| 1983 | Ford | F-250 | N/A | |
| 1983 | Ford | F-350 | N/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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.