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Sunsong 3402009 Power Steering Pressure Line Hose Assembly - Hydroboost To Gear
| Brand | Sunsong 3402009 |
|---|---|
| Position | Hydroboost To Gear |
| End 1 Fitting Size (in) | 5/8 |
| End 1 Fitting Type | Male Inverted Flare |
| End 2 Fitting Size (in) | 11/16 |
| End 2 Fitting Type | Male Inverted Flare |
| Hose Material 1 | CSM |
| Length (in) | 40.3 |
| Length (mm) | 1023 |
| Tech Tip | TT1000 |
| Fits | Cadillac · 3 vehicles |
Exact-fit design. Precision engineered for a direct replacement and trouble-free installation.
Zinc-coated steel tubing. Helps resist corrosion and rust from humidity, road salt, water, and grime.
Pressure-tested construction. Built to exceed original equipment performance standards for lasting durability.
Cross-references Edelmann 70283, Gates 361300 and Hayden 5080 for the same application. See all 6.
Power Steering Pressure Line Hose for Cadillac Eldorado
Sunsong 3402009 is a power steering pressure line hose assembly built for the hydraulic steering system on 1976-1978 Cadillac Eldorado models with hydroboost to gear routing. It is engineered to meet demanding pressure requirements while maintaining an exact-fit layout for straightforward replacement.
Key Features
- Fits 1976-1978 Cadillac Eldorado, hydroboost to gear
- Pressure hose assembly with 5/8 in. male inverted flare end and 11/16 in. male inverted flare end
- 40.3 in. overall length for the specified steering routing
- CSM hose material for durability in power steering service
- Rated for 1,500 psi maximum working pressure
- 8,700 psi burst pressure rating and 1,600 lb tensile strength
- High-grade steel tubing with zinc electroplating for corrosion resistance
Detailed Description
This Sunsong power steering pressure line hose assembly is built for direct replacement on Cadillac Eldorado applications from 1976 through 1978. Part number 3402009 is precision engineered to match the original routing and connection points for hydroboost to gear steering systems, helping restore proper hydraulic flow between the steering components. The hose construction uses high-grade steel tubing with a zinc coating to resist rust and corrosion from humidity, road salt, water, and grime.
For added durability, the hose is designed to exceed original equipment performance standards with a 1,500 psi working pressure rating, 8,700 psi burst pressure rating, and 1,600 lb tensile strength. This part cross-references Edelmann 70283 and Gates 361300 for the same application. If you are sourcing a replacement power steering pressure hose for a 1976-1978 Cadillac Eldorado, 3402009 provides the fitment and connection style needed for the correct steering system layout.
Common Problems This Part Can Help Address
- Power steering fluid leaks at the pressure line
- Cracked, worn, or corroded hose tubing
- Loss of steering assist from pressure line failure
- Improper hose routing or incorrect end fitting style
- Noise or erratic steering caused by a damaged pressure hose
Installation Notes and Tips
Verify the vehicle uses the hydroboost to gear configuration before ordering. Confirm the 5/8 in. and 11/16 in. male inverted flare connections match the original hose, and compare the 40.3 in. length to the removed part for routing accuracy. Inspect adjacent steering components, fittings, and sealing surfaces before installation to help prevent repeat leaks.
Quality Assurance
Each hose is pressure tested before leaving the factory to support reliable installation and operation. Sunsong 3402009 is manufactured to meet demanding steering system requirements and is built for long service life in power steering applications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1978 | Cadillac | Eldorado | Hydroboost To Gear | — |
| 1977 | Cadillac | Eldorado | Hydroboost To Gear | — |
| 1976 | Cadillac | Eldorado | Hydroboost To Gear | — |
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