Sunsong 3403642 Power Steering Reservoir Hose

Overview of Sunsong Power Steering Reservoir Hose 3403642

The Sunsong Power Steering Reservoir Hose 3403642 is designed specifically for BMW 540i models, providing reliable fluid transfer within the power steering system. Engineered with durable materials and precise fittings, this hose ensures consistent performance and compatibility with your vehicle's steering components.

• Compatible with BMW 540i power steering systems
• End 1 fitting: 16mm banjo type for secure connection
• End 2 fitting: 15mm ID hose type for flexible installation
• Constructed from CPE (chlorinated polyethylene) for durability and resistance
• Length of 26.4 inches (670 mm) to match OEM specifications
• Technical tip reference: TT1000 for installation guidance

Detailed Product Description and Specifications

This power steering reservoir hose from Sunsong, part number 3403642, is crafted from CPE material, known for its chemical resistance and flexibility under pressure. The hose features a 16mm banjo fitting on one end, which provides a leak-resistant seal ideal for high-pressure fluid transfer. The opposite end has a 15mm inner diameter hose fitting, allowing for a secure and adaptable connection to the reservoir or pump. Measuring 26.4 inches (670 mm) in length, this hose matches the exact dimensions required for BMW 540i power steering systems, ensuring proper fitment and function.

Common Applications and Problem Resolution

• Replaces worn or cracked power steering reservoir hoses in BMW 540i vehicles
• Prevents fluid leaks that can cause steering performance issues
• Addresses hose swelling or hardening due to heat and age
• Restores proper fluid flow to maintain steering responsiveness
• Eliminates noise or vibration caused by damaged hoses

Installation Notes and Technical Tips

When installing the Sunsong 3403642 power steering reservoir hose, ensure the banjo fitting is securely tightened to prevent leaks. The hose should be routed without kinks or sharp bends to maintain fluid flow. Refer to technical tip TT1000 for detailed installation procedures and torque specifications. It is recommended to inspect related components such as clamps and seals during replacement to ensure overall system integrity.

Quality Assurance and Warranty Information

Sunsong power steering hoses are manufactured to meet or exceed OEM standards for durability and performance. The use of CPE material provides resistance to heat, pressure, and chemical exposure common in power steering systems. While specific warranty details for part number 3403642 may vary, Sunsong products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the supplier or manufacturer documentation.