Four Seasons 55393 A/C Refrigerant Suction Hose

Overview of Four Seasons Hose Assembly 55393

The Four Seasons Hose Assembly 55393 is designed specifically for Toyota Highlander models requiring a reliable A/C refrigerant suction hose. Constructed with durable aluminum and rubber materials, this hose assembly ensures efficient low-pressure refrigerant flow within the vehicle's HVAC system.

• Material: Aluminum and rubber for durability and flexibility
• End 1 Type: Flange connection
• End 2 Type: Captured green o-ring (part number 24682), quantity 3 included
• Refrigerant Type: Compatible with R134-a refrigerant
• Component Type: Suction line for low-pressure side
• Includes gasket and fittings for secure installation
• Service Port: One 13 mm R134-a quick disconnect port included
• O.E. Replacement: Yes, designed to meet original equipment specifications
• Switch and bracket not included

About the Four Seasons Hose Assembly Product Line

The Four Seasons Hose Assembly line focuses on delivering precise HVAC hose and pipe replacements that meet or exceed original equipment standards. This product line includes assemblies engineered for specific vehicle applications, such as the Toyota Highlander, ensuring proper fitment and system compatibility. The 55393 hose assembly is part of this line, providing a direct replacement for the A/C refrigerant suction hose with included fittings and seals for a complete installation.

Detailed Product Description

This A/C refrigerant suction hose assembly is constructed from a combination of aluminum and rubber, providing a balance of strength and flexibility necessary for the low-pressure side of the air conditioning system. The flange connection on one end and the captured o-ring fitting on the other ensure a secure, leak-free seal. The included green o-rings (part number 24682) and gasket help maintain system integrity. The hose is designed for use with R134-a refrigerant and features a 13 mm quick disconnect service port for convenient maintenance. This assembly does not include a muffler, bracket, or switch, focusing solely on the suction line function.

Common Issues Addressed by This Hose Assembly

• Leaks in the A/C refrigerant suction line causing system inefficiency
• Damaged or worn suction hose leading to low refrigerant pressure
• Failure of original suction hose fittings or seals
• Corrosion or cracking of the hose material over time
• Need for a direct O.E. replacement part for Toyota Highlander HVAC repairs

Installation Notes and Tips

• Ensure the vehicle is compatible: Toyota Highlander models requiring R134-a refrigerant suction hose replacement
• Use the included gasket and o-rings to prevent leaks and maintain system pressure
• Verify the flange and captured o-ring connections are properly seated before tightening
• Check the service port for accessibility and proper sealing after installation
• Do not reuse old fittings or seals to avoid refrigerant leaks

Quality Assurance and Warranty

The Four Seasons Hose Assembly 55393 is manufactured to meet original equipment specifications, ensuring reliable performance and fitment for Toyota Highlander vehicles. The product includes all necessary fittings and seals for a complete installation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.