Four Seasons 3777NK A/C Compressor and Component Kit

Complete A/C Kit for Toyota and Lexus

Restore cabin cooling with the Four Seasons Complete A/C Kit, part number 3777NK. This complete air conditioning kit includes a new compressor, receiver drier, expansion valve, oil, and O-rings for a direct repair approach on select Toyota and Lexus applications.

Compatible With 2000-2004 Toyota Avalon, 2001-2004 Toyota Highlander, 2002-2004 Toyota Camry, 1999-2003 Lexus RX300, and 2002-2003 Lexus ES300 with a 10S17C compressor.

Key Features

• Four Seasons Complete A/C Kit, part number 3777NK
• Includes a new compressor, filter drier, expansion valve, oil, and O-rings
• Uses R134a refrigerant
• Block-type expansion device with O-ring inlet and outlet connections
• Compressor oil included
• Gaskets and seals included
• Receiver drier dimensions: 2.000 in. diameter x 9.000 in. length
• Limited lifetime warranty

Product Details

The Four Seasons Complete A/C Kit line is built for full-system service, combining the major replacement components needed when an air conditioning compressor failure has contaminated or stressed the rest of the system. Part number 3777NK is configured for vehicles using the 10S17C compressor and is listed for 2000-2004 Toyota Avalon, 2001-2004 Toyota Highlander, 2002-2004 Toyota Camry, 1999-2003 Lexus RX300, and 2002-2003 Lexus ES300. This kit supports R134a systems and includes the compressor oil, receiver drier, expansion valve, and sealing components needed for a complete A/C repair.

This part cross-references 520399 for the same application.

Common Problems This Kit Can Address

• Loss of cooling after compressor failure
• Contaminated A/C system components after internal compressor wear
• Restricted refrigerant flow caused by a worn expansion valve or filter drier
• Leaks at O-ring or seal connection points
• Inconsistent cabin air temperature in Toyota Camry, Highlander, Avalon, and Lexus RX300 or ES300 applications

Installation Notes and Tips

Verify the vehicle uses a 10S17C compressor before ordering. Replace the receiver drier and expansion valve during compressor service, and evacuate the system before recharging with the correct R134a refrigerant amount. Inspect lines, seals, and related A/C components for contamination or damage before installation.

Quality Assurance

Four Seasons backs this kit with a limited lifetime warranty. The Complete A/C Kit format helps streamline major air conditioning repairs by grouping the primary replacement parts needed for the listed Toyota and Lexus applications.