Sunsong 3401939 Power Steering Pressure Line Hose Assembly - From Pump

Power Steering Pressure Line for Isuzu and Acura

Sunsong 3401939 is a power steering pressure line hose assembly built for direct replacement on select Isuzu and Acura applications. It is engineered for the pressure side of the steering system and uses high-grade steel tubing with corrosion-resistant zinc plating for long service life.

Compatible With 1998-2002 Isuzu Trooper, From Pump; 1999-2001 Isuzu VehiCROSS, From Pump; and 1998-1999 Acura SLX, From Pump. The Sunsong 3401939 pressure hose is a fitment-specific solution for restoring steering fluid transfer from the pump with the correct routing and end connections.

Key Features

• Pressure line hose assembly for the power steering system
• Max working pressure: 1,500 psi
• Burst pressure rating: 8,700 psi
• Tensile strength: 1,600 lb
• High-grade steel tubing with zinc coating for corrosion resistance
• 26.5 in. (673 mm) overall length
• End 1: 16 mm banjo fitting
• End 2: 16 mm male fitting
• CSM hose material with steel reinforcement
• High-pressure tested before shipment

Detailed Description

This Sunsong power steering pressure line hose assembly is built to replace the original pressure hose on the pump side of the steering system. Part number 3401939 is precision engineered for the listed Isuzu Trooper, Isuzu VehiCROSS, and Acura SLX applications, with the correct 16 mm banjo and 16 mm male end fittings for proper connection and fluid flow. The steel tubing and zinc plating help resist rust and corrosion from humidity, road salt, water, and grime, while the hose construction is specified for demanding steering-system pressure.

This part cross-references Gates 354510 for the same application.

What It Helps Address

• Power steering fluid leaks at the pressure line
• Loss of steering assist from a damaged hose
• Corrosion on the original steel line
• Improper fitment from a worn or incorrect replacement hose
• Noise or steering performance issues caused by pressure-side hose failure

Installation Notes and Tips

Verify the vehicle application and routing before installation. This hose is listed for the From Pump position, so confirm the pump-side connection points, fitting sizes, and overall length match the original line. Inspect related seals, brackets, and mounting points during service, and replace any worn components that could affect hose alignment or sealing.

Quality Assurance

Sunsong subjects each hose to high-pressure testing before it leaves the factory. Part number 3401939 is manufactured to exceed original equipment performance standards for pressure capacity and durability, supporting reliable installation and operation on the listed Isuzu and Acura vehicles.