Four Seasons 10339SK A/C Compressor Replacement Service Kit

Four Seasons A/C Service Kit for Toyota

The Four Seasons 10339SK A/C Installer Kit is built for Toyota air conditioning service work that calls for a compressor replacement service kit with the key sealing and control components in one package. It includes PAG 46 compressor oil, a block-type expansion valve, an O-ring inlet and outlet design, and the sealing parts needed for R134a systems.

Four Seasons A/C Installer Kits are organized for service jobs where the compressor is being replaced and the technician needs the related service components matched to the application. This kit is listed for 2007-2019 Toyota Tundra and 2006 Toyota Sienna front applications, making it a direct-reference choice for common Toyota A/C repair work.

• Part number 10339SK
• Compressor oil included: PAG Oil / 46
• Block-type expansion device
• Expansion valve inlet and outlet use O-ring connections
• Includes desiccant bag kit, expansion valve, compressor oil, O-ring/gasket pack, cap and valve kit
• For R134a refrigerant systems
• Limited lifetime warranty

Detailed Product Overview

This Four Seasons A/C Compressor Replacement Service Kit is intended for Toyota HVAC service where the compressor, expansion valve, and sealing components are addressed together. The included desiccant bag kit helps support moisture control in the system, while the O-ring and gasket pack, cap, and valve kit provide the service parts commonly needed during compressor replacement. The 10339SK kit is a practical match for Toyota Tundra A/C service from 2007 through 2019 and for 2006 Toyota Sienna front A/C service.

This part cross-references Monroe Shocks & Struts (e.g., 550408, MUK10390) for the same application.

Common Issues This Kit Can Address

• Compressor replacement service that requires matched A/C support parts
• Leaking or worn O-rings and gaskets at service connections
• Expansion valve service on R134a systems
• Moisture contamination concerns in the A/C circuit
• Restoring proper refrigerant flow after HVAC component replacement

Installation Notes and Tips

Verify the vehicle’s refrigerant type before service; this kit is specified for R134a systems. Confirm the compressor oil specification matches the vehicle service requirements, and replace sealing components during reassembly to help maintain system integrity. Use the vehicle’s service information for evacuation, recharge, and torque procedures before returning the A/C system to operation.

Quality Assurance

Four Seasons backs this A/C service kit with a limited lifetime warranty. The 10339SK is cataloged for confirmed Toyota applications, including 2007-2019 Toyota Tundra and 2006 Toyota Sienna front service use.