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Four Seasons 39281 A/C Expansion Valve - Front
| Brand | Four Seasons 39281 |
|---|---|
| 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 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 | -3.000 |
| Switch Included? | Not Included |
| Tonnage | 1.5 |
| Type | Block Type |
| Product line | Expansion Valve |
| Fits | Lexus · 12 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable A/C flow control.
Aluminum construction. Lightweight design resists corrosion in demanding HVAC service.
Captured O-ring style. Female fittings help create secure, leak-resistant connections.
Cross-references Four Seasons 39281, Global Parts Distributors LLC 3411463 and 217281 for the same application. See all 11.
Four Seasons 39281 Expansion Valve Overview
Four Seasons 39281 is a block-type A/C expansion valve for R134A systems, built in aluminum for controlled refrigerant metering in the HVAC circuit. It is a direct-fit style replacement for select Lexus applications, including Lexus LS460 and Lexus ES350 models listed below.
Key Features
- Block-type A/C expansion valve for R134A refrigerant systems
- Aluminum construction with aluminum finish
- Female suction and liquid connections with captured O-ring sealing
- Meets or exceeds OEM requirements
- Designed for 1.5 ton HVAC applications
- Style: w/o solenoid
- Includes OE-style O-ring sealing points for the liquid and suction ports
Product Details
The Four Seasons Expansion Valve line focuses on precise refrigerant flow control at the evaporator inlet. Part number 39281 uses a block-style body with female No. 12 suction fittings and female No. 6 / No. 10 liquid fittings, along with captured O-ring interfaces for secure sealing. In Lexus LS460 and Lexus ES350 HVAC service, this valve helps regulate refrigerant delivery so the system can maintain proper evaporator performance under normal operating conditions. Four Seasons 39281 is listed as an OEM-level replacement for the applications shown and is cross-referenced to Global Parts Distributors LLC 3411463 for the same application.
Vehicle Fitment
- Fits 2017 Lexus LS460, Front, w/o Cold Weather Spec.; Expansion Valve
- Fits 2013-2016 Lexus LS460, Front, Exc. Cold Weather Option; Expansion Valve
- Fits 2015 Lexus ES350, N/A, Expansion Valve
- Fits 2011-2012 Lexus LS460, Front, Expansion Valve
- Fits 2008-2010 Lexus LS460, Front, Rear A/C not included in this assembly.; Expansion Valve
- Fits 2007 Lexus LS460, Front, To 2/07; Expansion Valve
Common HVAC Issues This Part Addresses
- Inconsistent cabin cooling caused by restricted refrigerant metering
- Warm air from the vents when the evaporator is not receiving proper refrigerant flow
- Erratic A/C performance in front HVAC circuits
- System service needs on Lexus LS460 and Lexus ES350 models with a failed expansion valve
- Leak-prone or worn valve connections at the O-ring sealing points
Installation Notes
Verify the vehicle’s refrigerant type, port style, and model-year application before installation. This valve uses captured O-ring connections and a block-type layout, so the mating surfaces should be clean and free of debris before assembly. Confirm the vehicle is one of the listed Lexus LS460 or Lexus ES350 front HVAC applications, including the noted cold-weather and rear A/C exclusions.
Quality Assurance
Four Seasons 39281 is specified as meeting or exceeding OEM requirements for the listed applications. The part number 39281 is supported by OE-style construction and application-specific fitment data for Lexus LS460 and Lexus ES350 HVAC service.
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 2017 | Lexus | LS460 | — | Front | w/o Cold Weather Spec.; Expansion Valve |
| 2016 | Lexus | LS460 | — | Front | Exc. Cold Weather Option; Expansion Valve |
| 2015 | Lexus | ES350 | — | N/A | Expansion Valve |
| 2015 | Lexus | LS460 | — | Front | Exc. Cold Weather Option; Expansion Valve |
| 2014 | Lexus | LS460 | — | Front | Exc. Cold Weather Option; Expansion Valve |
| 2013 | Lexus | LS460 | — | Front | Exc. Cold Weather Option; Expansion Valve |
| 2012 | Lexus | LS460 | AWD | Front | Expansion Valve |
| 2011 | Lexus | LS460 | AWD | Front | Expansion Valve |
| 2010 | Lexus | LS460 | — | Front | Rear A/C not included in this assembly.; Expansion Valve |
| 2009 | Lexus | LS460 | — | Front | Rear A/C not included in this assembly.; Expansion Valve |
| 2008 | Lexus | LS460 | — | Front | Rear A/C not included in this assembly.; Expansion Valve |
| 2007 | Lexus | LS460 | — | Front | To 2/07; Expansion Valve |
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