Global Parts 3411800 A/C Expansion Valve - Rear

Rear A/C Expansion Valve for Lexus GX470

Global Parts 3411800 is a rear A/C expansion valve for the 2003-2009 Lexus GX470. It meters refrigerant flow before the evaporator so the rear HVAC circuit can operate with proper pressure drop and cooling performance.

Key Features

• Direct-fit rear A/C expansion valve for the Lexus GX470
• Controls refrigerant flow into the evaporator
• Supports efficient heat exchange in the rear HVAC system
• OE-style replacement for service and repair work
• Part number 3411800 for easy identification

Detailed Description

This Global Parts A/C expansion valve is built for rear HVAC service on the 2003-2009 Lexus GX470. By regulating refrigerant entering the evaporator, it helps the system maintain the pressure change needed for effective cooling. Part number 3411800 is a practical replacement when servicing the rear air conditioning circuit on a Lexus GX470.

This part cross-references Four Seasons 39602 for the same application.

What It Helps Address

• Weak rear A/C cooling output
• Improper refrigerant metering at the evaporator
• Restricted or inconsistent rear HVAC performance
• Service-related wear in the expansion valve
• Need for a replacement during A/C system repair on a Lexus GX470

Installation Notes and Tips

Fits 2003-2009 Lexus GX470, rear. Verify the rear HVAC configuration and refrigerant circuit condition before installation. Replace the expansion valve during A/C service when contamination, restriction, or component wear is present. Confirm system evacuation, leak testing, and proper refrigerant charge after repair.

Quality Assurance

Global Parts recommends replacing the expansion valve/orifice tube each time the A/C system is serviced to help maintain proper system operation.