Four Seasons 3777NK A/C Compressor and Component Kit

Reliable A/C Compressor Kit for Lexus and Toyota Vehicles

The Four Seasons Complete A/C Kit 3777NK provides a comprehensive solution for restoring air conditioning performance in select Lexus and Toyota models. Designed specifically for vehicles like the Avalon, Camry, ES300, Highlander, and RX300, this kit includes all essential components to ensure efficient cooling and system reliability.

• Includes new compressor (part 78390) with compressor oil
• Block type expansion device with O-ring inlet and outlet
• Filter drier (part 83019) and expansion valve (part 38888) included
• Receiver drier measures 2 inches in diameter and 9 inches in length
• Compatible with R134a refrigerant systems
• Gaskets and seals included for proper installation
• Limited lifetime warranty for quality assurance

About the Four Seasons Complete A/C Kit Line

The Complete A/C Kit from Four Seasons is designed to provide a full replacement solution for automotive air conditioning systems. This product line combines a new compressor with all necessary components such as the expansion valve, filter drier, and seals, simplifying repairs and ensuring compatibility. The 3777NK kit is tailored for specific Lexus and Toyota models, offering a matched set of parts engineered to work together for optimal system performance.

Detailed Product Description

This A/C compressor kit includes a new compressor pre-filled with the appropriate compressor oil, ensuring proper lubrication from the start. The block type expansion device features O-ring inlet and outlet connections to maintain a secure, leak-free seal. The included filter drier helps remove moisture and contaminants from the refrigerant, protecting the system components. The receiver drier dimensions (2 inches diameter by 9 inches length) are designed to fit the specified vehicle models. This kit is compatible with R134a refrigerant, the standard for many modern vehicles. Gaskets and seals are provided to facilitate a complete and reliable installation.

Common Issues Addressed by This A/C Compressor Kit

• Loss of cooling efficiency due to compressor failure
• Refrigerant leaks from worn expansion valve seals
• Contaminated refrigerant causing system blockages
• Moisture buildup leading to corrosion and component damage
• Inadequate lubrication causing premature compressor wear

Installation Notes and Tips

When installing the Four Seasons Complete A/C Kit 3777NK, ensure the system is properly evacuated and flushed before assembly. Verify that all O-rings and seals are correctly positioned to prevent leaks. Use the included compressor oil to maintain proper lubrication levels. Confirm compatibility with R134a refrigerant and follow manufacturer torque specifications for all fittings. Professional installation is recommended to ensure system integrity and performance.

Quality Assurance and Warranty

The Four Seasons Complete A/C Kit 3777NK comes with a limited lifetime warranty, reflecting the brand's commitment to durability and reliability. Each component is manufactured to meet or exceed OEM standards, providing confidence in long-term operation for Lexus and Toyota Avalon, Camry, ES300, Highlander, and RX300 models.