Four Seasons 55544 A/C Refrigerant Liquid Hose

Overview of Four Seasons Hose Assembly 55544

The Four Seasons Hose Assembly 55544 is designed specifically for Dodge Ram 2500 and Ram 3500 models. This A/C refrigerant liquid hose is engineered to handle high-pressure R134a refrigerant systems, ensuring reliable performance in your vehicle's HVAC system.

• Compatible with Dodge Ram 2500 and Ram 3500
• High-pressure R134a refrigerant liquid line hose
• Includes green O-rings and spring seal for secure connections
• Equipped with R134a quick disconnect service port
• Original equipment replacement with orifice tube included
• Liquid line hose assembly without bracket or switch service port

Detailed Product Features and Specifications

This Four Seasons Hose Assembly 55544 belongs to the Hose Assembly product line, which focuses on durable and precise HVAC hose and pipe replacements. The assembly is designed as a liquid line hose with a 0.250 mm diameter, suitable for high-pressure R134a refrigerant systems. It includes six green O-rings (part number 24668) and one spring seal O-ring (part number 24218) to ensure leak-free connections. The hose features a male springlock suction end and comes with a service port on the low side, equipped with an R134a quick disconnect for easy maintenance. This assembly also includes an orifice tube, which is essential for regulating refrigerant flow within the system. Notably, this hose assembly does not include a bracket or switch service port, aligning with original equipment specifications.

Applications and Common Issues Addressed

• Replacement of worn or damaged A/C refrigerant liquid hoses in Dodge Ram 2500 and Ram 3500
• Resolving refrigerant leaks caused by degraded O-rings or hose damage
• Restoring proper refrigerant flow and pressure in high-pressure R134a systems
• Fixing issues related to faulty orifice tubes affecting A/C performance
• Maintaining system integrity with original equipment replacement parts

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 55544, ensure all O-rings are properly seated and lubricated to prevent leaks. The male springlock suction end requires careful alignment for a secure fit. Use the R134a quick disconnect service port for convenient system servicing without removing the entire hose. Since this assembly does not include a bracket or switch service port, verify compatibility with your vehicle’s existing mounting hardware and electrical components before installation.

Quality Assurance and Warranty

Four Seasons products, including the Hose Assembly 55544, are manufactured to meet or exceed original equipment standards. This part is an OE replacement designed for durability and reliable performance in Dodge Ram 2500 and Ram 3500 HVAC systems. The product includes all necessary seals and components to ensure a proper fit and function. Warranty details are provided by Four Seasons and typically cover defects in materials and workmanship under normal use.