Four Seasons 55442 A/C Refrigerant Suction Hose

Overview of Four Seasons Hose Assembly 55442

The Four Seasons Hose Assembly 55442 is designed specifically for the HVAC system of select Audi and Volkswagen models. This A/C refrigerant suction hose ensures reliable low-pressure refrigerant flow, maintaining optimal air conditioning performance in vehicles like the Audi A4, A4 Quattro, and Volkswagen Passat.

• Constructed from durable aluminum and rubber materials
• Features a P-nut fitting on one end and a female o-ring on the other
• Compatible with R134-a refrigerant systems
• Includes green o-rings and necessary fittings for installation
• OE replacement part designed for low-pressure suction line applications

Four Seasons Hose Assembly Product Line Details

The Four Seasons Hose Assembly product line focuses on delivering precise HVAC hose and pipe solutions tailored to specific vehicle requirements. The 55442 part is part of this line, offering a direct OE replacement for the suction line in the air conditioning system. This ensures compatibility and performance consistency for Audi and Volkswagen models requiring a reliable refrigerant suction hose.

Detailed Product Description

This A/C refrigerant suction hose assembly combines aluminum and rubber to provide durability and flexibility under varying operating conditions. The hose is designed without a muffler or bracket, simplifying installation and reducing potential failure points. It includes green o-rings ([24612] and [24635]) to ensure a secure, leak-free seal. The hose supports R134-a refrigerant and is intended for low-pressure system use, making it suitable for the suction side of the A/C system. The P-nut fitting and female o-ring end types facilitate a secure connection to the vehicle’s HVAC components.

Common Applications and Issues Addressed

• Replacement of worn or cracked suction hoses in Audi A4, A4 Quattro, and Volkswagen Passat
• Resolving refrigerant leaks caused by damaged or degraded hose seals
• Restoring proper refrigerant flow in low-pressure A/C system lines
• Eliminating poor air conditioning performance due to faulty suction lines
• Addressing compatibility issues with non-OE aftermarket hoses

Installation Notes and Tips

• Ensure the system is fully depressurized before removing the old hose
• Verify the correct orientation of the P-nut fitting and female o-ring ends during installation
• Replace all included o-rings to maintain a proper seal and prevent leaks
• Check for any signs of damage or wear on adjacent components during installation
• Use proper torque specifications for fittings to avoid over-tightening

Quality Assurance and Warranty

The Four Seasons Hose Assembly 55442 is an OE replacement part manufactured to meet or exceed original equipment specifications. It includes all necessary fittings and seals to ensure a reliable installation. While specific warranty details may vary, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship, providing confidence in product durability and performance.