Route high-pressure power steering fluid cleanly and quietly with the Sunsong Power Steering Pressure Line Hose Assembly 3401298. It's a direct-fit replacement for a long list of 1970s GM applications, including the 1977-1979 Buick Electra, LeSabre and Regal, 1977-1979 Cadillac DeVille and Fleetwood, 1977-1979 Chevrolet Camaro and Nova, 1973-1977 and 1979 Chevrolet Monte Carlo, 1977-1979 Oldsmobile 98 and Delta 88, and 1977-1979 Pontiac Bonneville, Catalina and Firebird — see the Buyer's Guide tab for the full 39-application list and engine details.
- Pre-assembled with brackets: the pressure hose ships ready to install, reducing labor compared with replacements sold as individual hoses.
- Precision engineered to exact fit: includes the additional components needed so wearable parts are restored to original condition.
- Exceeds OE performance standards: rated to a 1,500 psi max working pressure, an 8,700 psi burst pressure, and 1,600 lb tensile strength for durability.
- Factory tested: every pressure hose is put through a high-pressure quality-assurance test before it leaves the factory.
Sunsong is a vertically integrated manufacturer of automotive fluid-transfer hoses and lines, developing products around installer needs.
Interchange: 36-353640 · 2647-273009
35364 · 80116 · D6A3A719KB · D6AW3A719KB · 353640 · 71070 · 565 · 13401298 · 36353640 · 2647273009
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does this power steering pressure line hose assembly do?
It carries pressurized power steering fluid from the pump to the steering gear. This assembly replaces the original pressure line on the listed applications.
Does it come with mounting brackets?
Yes. The pressure hose is pre-assembled with its brackets, so it installs ready-to-fit and reduces labor time versus hoses sold individually.
What are the pressure ratings?
Sunsong rates this pressure hose to a 1,500 psi max working pressure, an 8,700 psi burst pressure, and 1,600 lb tensile strength, and tests every hose before it ships.
Which vehicles does it fit?
It fits many 1977-1979 Buick, Cadillac, Chevrolet, Oldsmobile and Pontiac models, plus the 1973-1977 Monte Carlo. Check the Buyer's Guide tab to confirm your exact year, make, model and engine.
What are signs the pressure hose needs replacing?
Power steering fluid leaks around the line, low fluid, whining, or hard steering can indicate a failing pressure hose. Diagnose the cause before replacing, since other components can share these symptoms.
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