Sunsong 3401240 Power Steering Hose Assembly

OE-Style Power Steering Hose Assembly

Sunsong 3401240 is an exact replacement power steering hose assembly for the 2004-2006 Toyota Sienna. It combines the pressure hose and return hose in a pre-assembled layout to simplify service and reduce labor compared with replacing individual hoses.

Built to restore original routing and fitment, this Sunsong power steering hose assembly is engineered for the Toyota Sienna pressure and return application and includes the wear items needed to return the system to original condition.

Key Features

• Exact replacement for the original equipment pressure hose and return hose assembly
• Pre-assembled pressure and return hoses with brackets for easier installation
• Precision-engineered fit for 2004-2006 Toyota Sienna applications
• Pressure hose rated for up to 1,500 psi working pressure
• Burst pressure rating of 8,700 psi and tensile strength of 1,600 lb.
• Includes brackets, grommets, switch ports, heat shields, bushings, and protective sleeves as required
• CSM hose material for durability and long service life
• High-pressure tested before leaving the factory

Detailed Description

Sunsong 3401240 is a power steering hose assembly designed for direct replacement service on the 2004-2006 Toyota Sienna. The assembly is built to OE specifications for the pressure and return routing, helping maintain proper hose placement and system function. Part number 3401240 is also cross-referenced to 4441008052 and PSH0541 for the same application.

This assembly is engineered with various end fittings and a 79.5-inch overall length to match the original configuration. The pressure hose exceeds original equipment performance targets with a 1,500 psi maximum working pressure, 8,700 psi burst rating, and 1,600 lb. tensile strength. Sunsong 3401240 is a practical choice when replacing a leaking, damaged, or worn power steering hose assembly on a Toyota Sienna.

Common Problems This Part Can Address

• Power steering fluid leaks from cracked or worn hose sections
• Loss of steering assist caused by pressure-side hose failure
• Noisy steering operation related to restricted or deteriorated hoses
• Incorrect hose routing after prior repairs
• Wear at hose bends, connection points, or protective sleeves

Installation Notes and Tips

Verify hose routing, fitting style, and vehicle application before installation. This assembly is designed for the 2004-2006 Toyota Sienna pressure and return assembly application, so compare the original hose layout and connection points to confirm a proper match. Inspect surrounding steering components, fluid condition, and mounting points during service to help prevent repeat leaks.

Quality Assurance

Each pressure hose is high-pressure tested before it leaves the factory to help ensure proper operation after installation. The assembly is built to restore wearable components to original condition and is engineered to meet the demands of OE-style steering service.