Four Seasons 55021 A/C Refrigerant Discharge Hose

Overview of Four Seasons Hose Assembly 55021

The Four Seasons Hose Assembly 55021 is designed specifically for the Nissan 350Z, providing a reliable A/C refrigerant discharge hose solution. Engineered to meet original equipment specifications, this hose assembly ensures proper refrigerant flow and system integrity for vehicles using R134a refrigerant.

• Compatible with Nissan 350Z models
• Designed for R134a refrigerant systems
• Includes gasket and fittings for secure installation
• Equipped with a bracket for stable mounting
• OE replacement part ensuring proper fit and function

Four Seasons Hose Assembly Product Line Details

The Hose Assembly product line by Four Seasons focuses on delivering complete hose solutions for HVAC systems. This line includes assemblies that come with necessary fittings, gaskets, and mounting brackets to facilitate straightforward installation and reliable performance. The 55021 part is a discharge line assembly without a service port or muffler, tailored for specific vehicle applications like the Nissan 350Z.

Detailed Product Description

This A/C refrigerant discharge hose assembly (part number 55021) is constructed to handle the demands of the Nissan 350Z’s air conditioning system. It supports R134a refrigerant and includes a spring-type O-ring (part number 24218) to ensure a tight seal. The assembly comes with all required fittings and a mounting bracket, but does not include a switch or service port, which aligns with the original equipment design. The absence of a muffler is consistent with the OE configuration, maintaining system integrity and performance.

Common Applications and Issues Addressed

• Replacement of worn or leaking A/C refrigerant discharge hoses
• Restoring proper refrigerant flow in Nissan 350Z HVAC systems
• Resolving refrigerant leaks caused by damaged seals or fittings
• Addressing mounting instability with included bracket support
• Maintaining system pressure and preventing contamination

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 55021, ensure the O-ring is properly seated to prevent refrigerant leaks. Use the included bracket to secure the hose assembly firmly in place, avoiding vibrations that could lead to premature wear. Since this assembly does not include a service port or switch, verify compatibility with your vehicle’s existing components before installation. Professional installation is recommended to maintain system integrity and performance.

Quality Assurance and Warranty

Four Seasons provides this hose assembly as an OE replacement part, meeting or exceeding original equipment standards for fit, form, and function. The inclusion of all necessary fittings and seals supports a reliable installation. Warranty details should be confirmed with the product documentation or supplier, as coverage may vary.