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Four Seasons 39547 A/C Expansion Valve - Front
| Brand | Four Seasons 39547 |
|---|---|
| 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 |
| 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 O-Ring |
| 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 | 10.000 |
| Switch Included? | Not Included |
| Tonnage | 1 |
| Type | Block Type |
| Product line | Expansion Valve |
| Fits | Lexus and Toyota · 12 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable service.
Block type design. Compact A/C expansion valve with captured O-ring connections.
Aluminum construction. Lightweight material resists corrosion in HVAC service.
Cross-references Four Seasons 39547, Global Parts Distributors LLC 3411602 and UAC EX10556C for the same application. See all 11.
Four Seasons 39547 Expansion Valve for Toyota and Lexus HVAC Service
The Four Seasons 39547 expansion valve is a block-type A/C flow restrictor built for R134A systems and aluminum HVAC components. It is a direct-fit style replacement for select Toyota 4Runner and Lexus GX460 applications, including front HVAC service on listed models.
Key Features
- Four Seasons Expansion Valve, part number 39547
- Block type design for R134A air conditioning systems
- Aluminum construction with aluminum finish
- Captured O-ring liquid and suction connections
- Female liquid inlet and outlet fittings
- Female suction inlet and outlet fittings
- 2 mounting holes for secure installation
- Meets or exceeds OEM requirements
- Style without solenoid
- Super heat setting: 10.000
- 1-tonnage application listing
Product Details
Four Seasons 39547 is an A/C expansion valve used to regulate refrigerant flow into the evaporator, helping maintain proper system pressure and cooling performance. The block-style body, captured O-ring sealing surfaces, and aluminum construction support service replacement in R134A-equipped HVAC systems. This part number 39547 is listed for 2015-2020 Toyota 4Runner and 2015, 2016-2017, and 2018-2020 Lexus GX460 front HVAC applications, with notes for dual-zone configuration differences on certain GX460 models.
This part cross-references UAC EX10556C for the same application.
What This Part Helps Address
- Warm air from the vents caused by restricted refrigerant metering
- Erratic cabin cooling from an expansion valve that is sticking or out of spec
- Improper evaporator feed that can affect A/C pressure balance
- Leak concerns at captured O-ring connection points on service replacement
- Front HVAC cooling complaints on listed Toyota 4Runner and Lexus GX460 vehicles
Installation Notes and Tips
- Verify the vehicle’s refrigerant type is R134A before installation.
- Confirm the exact fitment note for Lexus GX460 dual-zone HVAC variations before ordering.
- Inspect mating surfaces and O-rings during A/C service to help prevent leaks.
- Recover refrigerant and evacuate the system according to proper HVAC service procedures.
- Replace the expansion valve when diagnosing low cooling, pressure imbalance, or a restricted metering condition.
Quality Assurance
Four Seasons 39547 is listed as meeting or exceeding OEM requirements for the specified applications. It is built as an OE-style replacement expansion valve for service work on Toyota 4Runner and Lexus GX460 HVAC systems.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2020 | Lexus | GX460 | Front | Vehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Expansion Valve |
| 2020 | Toyota | 4Runner | N/A | Expansion Valve |
| 2019 | Lexus | GX460 | Front | Vehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Expansion Valve |
| 2019 | Toyota | 4Runner | N/A | Expansion Valve |
| 2018 | Lexus | GX460 | Front | Vehicle is compatible with Dual Zone Climate Control for HVAC Recirculation Door Actuator.; Expansion Valve |
| 2018 | Toyota | 4Runner | N/A | Expansion Valve |
| 2017 | Lexus | GX460 | Front | Not compatible with Dual Zone A/C variations.; Expansion Valve |
| 2017 | Toyota | 4Runner | N/A | Expansion Valve |
| 2016 | Lexus | GX460 | Front | Not compatible with Dual Zone A/C variations.; Expansion Valve |
| 2016 | Toyota | 4Runner | N/A | Expansion Valve |
| 2015 | Lexus | GX460 | Front | Expansion Valve |
| 2015 | Toyota | 4Runner | N/A | Expansion Valve |
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