Sunsong 3402989 Power Steering Return Line Hose Assembly - Gear To Pipe

Overview of Sunsong Power Steering Return Line Hose Assembly

The Sunsong 3402989 power steering return line hose assembly is designed specifically for Toyota Sienna models. This hose assembly ensures reliable fluid return in the power steering system, maintaining smooth steering performance and system integrity.

• Compatible with Toyota Sienna power steering systems
• 31.2 inches (792 mm) in length for precise fitment
• 3/8 inch end fittings: id hose on one end and beaded tube on the other
• Constructed with durable CSM hose material for resistance to heat and wear
• Part number 3402989 for accurate identification and replacement

Detailed Product Description and Specifications

This power steering return line hose assembly from Sunsong features a 3/8 inch fitting size on both ends, with an id hose fitting on one end and a beaded tube fitting on the other. The hose length measures 31.2 inches (792 mm), providing an exact replacement for the Toyota Sienna's power steering return line. The hose material is CSM (chlorosulfonated polyethylene), known for its excellent resistance to heat, ozone, and hydraulic fluids, which helps maintain durability and performance under demanding conditions. The assembly is engineered to meet OEM specifications, ensuring proper fluid flow and system reliability.

Compatible Vehicles and Applications

This Sunsong power steering return line hose assembly is compatible with the Toyota Sienna, making it a suitable replacement part for maintaining or repairing the vehicle's power steering system. Use this part to address issues related to fluid leaks, pressure loss, or hose deterioration in the return line of the power steering system.

• Leaking or cracked power steering return hose
• Reduced steering responsiveness due to fluid loss
• Damaged or worn hose fittings causing fluid seepage
• Preventative maintenance to avoid power steering system failure
• Replacement during power steering pump or rack service

Installation Notes and Technical Tips

When installing the Sunsong 3402989 power steering return line hose assembly, ensure the hose routing matches the original configuration to prevent kinks or interference with other components. The 3/8 inch fittings require secure connections: one end with an id hose fitting and the other with a beaded tube fitting. Follow the vehicle manufacturer’s torque specifications for clamps and fittings. The included technical tip (TT1000) suggests verifying hose alignment and checking for leaks after installation to ensure proper operation.

Quality Assurance and Warranty Information

Sunsong manufactures this power steering return line hose assembly to meet or exceed OEM standards for fit, form, and function. The use of CSM hose material provides enhanced durability against heat and hydraulic fluid exposure. Part number 3402989 undergoes quality control inspections to ensure reliability. Warranty coverage details should be confirmed with the distributor or retailer, as Sunsong typically offers limited warranties on their automotive components.