Four Seasons 3772NK A/C Compressor Kit

Reliable A/C Compressor Kit for Audi and Volkswagen Models

The Four Seasons Complete A/C Kit 3772NK provides a comprehensive solution for restoring air conditioning performance in select Audi and Volkswagen vehicles. Designed specifically for models like the Golf, R32, TT, and TT Quattro, this kit includes all essential components to ensure efficient cooling with R134a refrigerant.

Key Features of the Four Seasons Complete A/C Kit 3772NK

• Includes new compressor (part 78541), filter drier (part 83051), and expansion valve (part 38670)
• Compressor oil included to maintain optimal lubrication and performance
• Block type expansion device with insert o-ring inlet and outlet for secure sealing
• Receiver drier with 2.5-inch diameter and 6-inch length, featuring pad mount inlet and outlet fittings
• Compatible with R134a refrigerant systems
• Limited lifetime warranty for long-term reliability

About the Four Seasons Complete A/C Kit Product Line

The Complete A/C Kit line from Four Seasons is designed to provide a full replacement solution for automotive air conditioning systems. This kit combines a new compressor with critical components such as the filter drier and expansion valve, ensuring compatibility and proper system function. The inclusion of compressor oil and carefully selected fittings simplifies the repair process for technicians working on Audi and Volkswagen A/C systems.

Detailed Product Description

The Four Seasons Complete A/C Kit 3772NK is engineered to restore the air conditioning system in Audi Golf, R32, TT, and TT Quattro models. The kit features a new compressor (part 78541) pre-filled with the appropriate compressor oil, which helps maintain system lubrication and prevents premature wear. The block type expansion valve uses insert o-rings on both inlet and outlet connections to ensure a tight, leak-free seal. The included filter drier (part 83051) and expansion valve (part 38670) work together to remove moisture and contaminants, protecting the system from damage. The receiver drier has a 2.5-inch diameter and 6-inch length, with pad mount fittings on both inlet and outlet sides, designed to fit precisely within the vehicle’s A/C system. This kit is compatible with R134a refrigerant, the standard for these vehicle models.

Common Applications and Issues Addressed

• Replacement of a failing or seized A/C compressor in Audi Golf, R32, TT, and TT Quattro
• Resolving refrigerant leaks caused by worn expansion valve seals
• Eliminating moisture and contaminants with a new filter drier to prevent system corrosion
• Restoring proper refrigerant flow and pressure with a complete kit including all critical components
• Improving overall air conditioning system reliability and cooling performance

Installation Notes and Tips

When installing the Four Seasons Complete A/C Kit 3772NK, ensure the system is properly evacuated and flushed before assembly to remove any debris or old refrigerant oil. Verify that the insert o-rings on the expansion valve are correctly seated to prevent leaks. Use the included compressor oil to maintain lubrication and avoid damage during initial operation. Confirm compatibility with R134a refrigerant and follow manufacturer torque specifications for all fittings. Proper installation will help maintain system efficiency and longevity.

Quality Assurance and Warranty

This Four Seasons Complete A/C Kit 3772NK is backed by a limited lifetime warranty, reflecting the brand’s commitment to quality and durability. Each component is manufactured to meet or exceed OEM specifications, ensuring reliable performance in Audi and Volkswagen air conditioning systems. The inclusion of compressor oil and precision-engineered parts supports long-term system health and customer satisfaction.