Sunsong 3401355 Power Steering Pressure Line Hose Assembly

Power Steering Pressure Line Hose Assembly Overview

The Sunsong 3401355 power steering pressure line hose assembly is designed for reliable hydraulic fluid transfer in select GM trucks and SUVs. Engineered without a bracket, this hose assembly features durable CSM material and precise male o-ring fittings to ensure a secure, leak-free connection.

• Compatible with Cadillac Escalade, Escalade EXT, Chevrolet Avalanche 1500, Suburban 1500/2500, Tahoe, and GMC Yukon models
• End 1 fitting: 16mm male o-ring
• End 2 fitting: 18mm male o-ring
• Hose length: 36.1 inches (916 mm)
• Constructed from CSM hose material for durability and flexibility
• No bracket included
• Part number: 3401355

Detailed Product Description

This Sunsong power steering pressure line hose assembly (part number 3401355) is specifically designed to meet the hydraulic requirements of power steering systems in various Cadillac, Chevrolet, and GMC vehicles. The hose is made from chlorosulfonated polyethylene (CSM), a material known for its resistance to heat, oil, and abrasion, which helps maintain system integrity under demanding conditions.

The assembly features male o-ring fittings on both ends—16mm on one end and 18mm on the other—ensuring a tight seal and compatibility with factory power steering components. At 36.1 inches (916 mm) in length, this hose fits the routing requirements of the specified models without the need for additional brackets or mounting hardware.

Compatible Vehicles and Applications

• Cadillac Escalade and Escalade EXT
• Chevrolet Avalanche 1500, Suburban 1500 and 2500, Tahoe
• GMC Yukon, Yukon XL 1500, and Yukon XL 2500

This hose assembly is intended for use in the power steering pressure line circuit, facilitating the transfer of pressurized fluid from the power steering pump to the steering gear.

Common Issues Addressed by This Hose Assembly

• Leaking or cracked power steering pressure lines
• Loss of hydraulic pressure causing steering difficulty
• Damaged or worn fittings leading to fluid leaks
• Hose deterioration from heat and chemical exposure
• Replacement of original equipment hoses to restore system performance

Installation Notes and Tips

• Ensure the vehicle is safely lifted and supported before beginning installation
• Relieve power steering system pressure prior to hose removal
• Inspect fittings and seals for damage and replace if necessary
• Use proper torque specifications when tightening fittings to avoid leaks
• Check for leaks after installation and test steering system operation

Quality Assurance and Warranty

Sunsong power steering hoses are manufactured to meet or exceed OEM specifications for fit, form, and function. The 3401355 hose assembly undergoes rigorous quality control to ensure durability and leak-free performance. While specific warranty details are not provided, Sunsong products typically come with a limited warranty against defects in materials and workmanship.