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Four Seasons 39143 A/C Expansion Valve - Front
| Brand | Four Seasons 39143 |
|---|---|
| Position | Front |
| Color | Aluminum |
| Description | Expansion Valves |
| Liquid Inlet Fitting Gender | Female |
| Liquid Inlet Fitting Thread Diameter | No. 6 |
| Liquid Inlet Size IN | 0.4 |
| Liquid Inlet Size MM | 10.15 |
| Liquid Inlet Style | Captured O-Ring |
| Liquid Inlet Thread Type | Not Threaded |
| Liquid Inlet Type | O-Ring |
| Liquid Outlet Fitting Gender | Female |
| Liquid Outlet Fitting Thread Diameter | No. 10 |
| Liquid Outlet Style | Captured O-Ring |
| Liquid Outlet Thread Type | Not Threaded |
| Liquid Outlet Type | O-Ring |
| Lqd Out Size IN | 0.61 |
| Lqd Out Size MM | 15.5 |
| Material | Aluminum |
| Meets / Exceeds OEM? | Yes |
| Mounting Hole Quantity | 2 |
| O-Ring A Number/Desc | [24611] / Green O-Ring |
| O-Ring B Number/Desc | [24661] / Green O-Ring |
| O-Ring C Number/Desc | [24681] / Green O-Ring |
| Refrigerant Type | R134A |
| Style | w/o Solenoid |
| Suc In Size IN | 0.72 |
| Suc In Size MM | 18.3 |
| Suc Out Size IN | 0.72 |
| Suc Out Size MM | 18.3 |
| Suction Inlet Fitting Gender | Female |
| Suction Inlet Fitting Thread Diameter | No. 12 |
| Suction Inlet Style | Captured |
| Suction Inlet Thread Type | Not Threaded |
| Suction Inlet Type | O-Ring |
| Suction Outlet Fitting Gender | Female |
| Suction Outlet Fitting Thread Diameter | No. 12 |
| Suction Outlet Style | Captured O-Ring |
| Suction Outlet Thread Type | Not Threaded |
| Suction Outlet Type | O-Ring |
| Super Heat | 4.000 |
| Switch Included? | Not Included |
| Tonnage | 1.500 |
| Type | Block Type |
| Product line | Expansion Valve |
| Fits | Toyota and Lexus · 25 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for a confident fit and function.
Block-type design. Aluminum construction with captured O-ring connections for secure sealing.
R134A compatible. Built for reliable refrigerant flow in A/C systems.
Cross-references Edelmann 39143, Global Parts Distributors LLC 3411415 and Pioneer Automotive Industries 759143 for the same application. See all 17.
Four Seasons 39143 Expansion Valve
The Four Seasons 39143 expansion valve is a block-type A/C flow restrictor built for R134A systems. It is an aluminum replacement that meets or exceeds OEM requirements and is specified for Toyota and Lexus applications with the correct captured O-ring connections.
Key Features
- Four Seasons Expansion Valve, part number 39143
- Block type design for R134A air conditioning systems
- Aluminum construction with aluminum finish
- Female suction and liquid fittings with captured O-ring sealing surfaces
- OE-style replacement that meets or exceeds OEM specifications
- Configured without solenoid and with a 4.000 super heat setting
- Fits 2003-2009 Toyota 4Runner, 2007-2014 Toyota FJ Cruiser, 2005-2009 Lexus GX470, and 2003-2007 Toyota Land Cruiser
Product Details
Four Seasons 39143 is an A/C expansion valve designed to regulate refrigerant flow through the evaporator circuit in R134A-equipped HVAC systems. The block-style body uses female suction and liquid connections with captured O-ring sealing, along with the specified inlet and outlet sizes for proper system integration. This part number is used in Toyota 4Runner, Toyota FJ Cruiser, Lexus GX470, and Toyota Land Cruiser applications where the original valve matches the listed configuration. Four Seasons 39143 is a direct-fit style service part for restoring correct refrigerant metering in the air conditioning system.
This part cross-references Pioneer Automotive Industries 759143 for the same application.
Common Issues It Can Address
- Inconsistent cabin cooling performance
- Incorrect refrigerant metering across the evaporator
- A/C system temperature fluctuations
- Restricted or uneven refrigerant flow
- Replacement needs after valve wear or contamination
Installation Notes
Verify the vehicle’s original valve style, refrigerant type, and fitting configuration before installation. Confirm the suction and liquid connection sizes, mounting hole layout, and captured O-ring design match the existing component. Replace the valve only after the A/C system has been properly evacuated and serviced according to standard HVAC procedures. For fitment reference, this part fits 2003-2009 Toyota 4Runner, 2007-2014 Toyota FJ Cruiser, 2005-2009 Lexus GX470, and 2003-2007 Toyota Land Cruiser.
Quality Assurance
Four Seasons lists this expansion valve as meeting or exceeding OEM specifications, supporting OE-style service replacement for the listed Toyota and Lexus applications. Part number 39143 is built as a replacement HVAC component for R134A systems.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2014 | Toyota | FJ Cruiser | N/A | Expansion Valve |
| 2013 | Toyota | FJ Cruiser | N/A | Expansion Valve |
| 2012 | Toyota | FJ Cruiser | N/A | Expansion Valve |
| 2011 | Toyota | FJ Cruiser | N/A | Expansion Valve |
| 2010 | Toyota | FJ Cruiser | N/A | Expansion Valve |
| 2009 | Lexus | GX470 | Front | Expansion Valve |
| 2009 | Toyota | 4Runner | N/A | Expansion Valve |
| 2009 | Toyota | FJ Cruiser | N/A | Expansion Valve |
| 2008 | Lexus | GX470 | Front | Expansion Valve |
| 2008 | Toyota | 4Runner | N/A | Expansion Valve |
| 2008 | Toyota | FJ Cruiser | N/A | Expansion Valve |
| 2007 | Lexus | GX470 | Front | Expansion Valve |
| 2007 | Toyota | 4Runner | N/A | Expansion Valve |
| 2007 | Toyota | FJ Cruiser | N/A | Expansion Valve |
| 2007 | Toyota | Land Cruiser | Front | Expansion Valve |
| 2006 | Lexus | GX470 | Front | Expansion Valve |
| 2006 | Toyota | 4Runner | N/A | Expansion Valve |
| 2006 | Toyota | Land Cruiser | Front | Expansion Valve |
| 2005 | Lexus | GX470 | Front | Expansion Valve |
| 2005 | Toyota | 4Runner | N/A | Expansion Valve |
| 2005 | Toyota | Land Cruiser | Front | Expansion Valve |
| 2004 | Toyota | 4Runner | N/A | Expansion Valve |
| 2004 | Toyota | Land Cruiser | Front | Expansion Valve |
| 2003 | Toyota | 4Runner | N/A | Expansion Valve |
| 2003 | Toyota | Land Cruiser | Front | Expansion Valve |
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