Four Seasons 39075 A/C Expansion Valve

Four Seasons 39075 A/C Expansion Valve

The Four Seasons 39075 expansion valve is a brass TXV built for R134A air conditioning systems. It regulates refrigerant flow into the evaporator to help maintain proper superheat control and stable cabin cooling performance.

Key Features

• Brand: Four Seasons Expansion Valve
• Part number: 39075
• Brass construction
• TXV design for R134A refrigerant systems
• Super heat setting: -0.5
• Direct-fit HVAC flow restrictor for select Mitsubishi, Chrysler, and Dodge applications

Product Details

Four Seasons 39075 is an A/C expansion valve for vehicles using an R134A refrigerant system. As a TXV, it meters refrigerant into the evaporator based on system demand, helping the HVAC system maintain consistent cooling output. This part is listed for 1994-1999 Mitsubishi 3000GT, 1995-1998 Mitsubishi Eclipse, 1994-1996 Mitsubishi Diamante, 1996-1997 Chrysler Sebring, 1996-1997 Dodge Avenger, and 1994-1996 Dodge Stealth. It also cross-references UAC EX10034C for the same application.

The Four Seasons Expansion Valve line focuses on HVAC flow control components for service and replacement work. If you are replacing a worn or restricted valve on a Mitsubishi 3000GT, Mitsubishi Eclipse, or Dodge Stealth with R134A refrigerant, this part number 39075 provides the specified TXV configuration for those listed applications.

Common Problems This Part Can Address

• Weak or inconsistent A/C vent temperatures
• Improper refrigerant metering at the evaporator
• HVAC performance issues caused by a sticking or restricted valve
• Cooling system imbalance after A/C service
• Reduced cabin comfort in Mitsubishi 3000GT, Eclipse, Diamante, Sebring, Avenger, and Stealth applications

Installation Notes and Tips

Verify the vehicle’s refrigerant type and HVAC configuration before installation. Match the original valve style, refrigerant specification, and service porting layout to the existing system. After installation, evacuate and recharge the A/C system according to factory service procedures and inspect for leaks and proper cooling operation.

Quality Assurance

Four Seasons supplies HVAC replacement components for automotive air conditioning service, and this expansion valve is built to the listed brass TXV specification for R134A systems.