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Four Seasons 39558 A/C Expansion Valve
| Brand | Four Seasons 39558 |
|---|---|
| Color | Aluminum |
| Description | Expansion Valves |
| Liquid Inlet Fitting Gender | Female |
| Liquid Inlet Fitting Thread Diameter | No. 8 |
| Liquid Inlet Size IN | 0.46 |
| Liquid Inlet Size MM | 11.8 |
| Liquid Inlet Style | Sealing Washer |
| Liquid Inlet Thread Type | Not Threaded |
| Liquid Inlet Type | Sealing Washer |
| Liquid Outlet Fitting Gender | Female |
| Liquid Outlet Fitting Thread Diameter | No. 8 |
| Liquid Outlet Style | Sealing Washer |
| Liquid Outlet Thread Type | Not Threaded |
| Liquid Outlet Type | Sealing Washer |
| Lqd Out Size IN | 0.46 |
| Lqd Out Size MM | 11.8 |
| Material | Aluminum |
| Meets / Exceeds OEM? | Yes |
| Mounting Hole Quantity | 2 |
| Refrigerant Type | R134A |
| Style | w/o Solenoid |
| Suc In Size IN | 0.63 |
| Suc In Size MM | 16 |
| Suc Out Size IN | 0.700 |
| Suc Out Size MM | 17.7 |
| Suction Inlet Fitting Gender | Female |
| Suction Inlet Fitting Thread Diameter | No. 10 |
| Suction Inlet Style | Sealing Washer |
| Suction Inlet Thread Type | Not Threaded |
| Suction Inlet Type | Sealing Washer |
| Suction Outlet Fitting Gender | Female |
| Suction Outlet Fitting Thread Diameter | No. 12 |
| Suction Outlet Style | Sealing Washer |
| Suction Outlet Thread Type | Not Threaded |
| Suction Outlet Type | Sealing Washer |
| Super Heat | -9.0 |
| Switch Included? | Not Included |
| Tonnage | 1 |
| Type | Block Type |
| Product line | Expansion Valve |
| Fits | Chevrolet · 6 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable service.
Aluminum construction. Lightweight design resists corrosion in demanding HVAC systems.
Block type valve. Controls refrigerant flow for efficient A/C performance.
Cross-references Four Seasons 39558, Global Parts Distributors LLC 3411599 and UAC EX10410C for the same application. See all 9.
Four Seasons 39558 Expansion Valve
The Four Seasons 39558 expansion valve is a block-type A/C flow restrictor built for R134A systems and engineered to meet or exceed OEM requirements. It is a direct-fit HVAC service part for the 2014-2019 Chevrolet Corvette and is built with aluminum construction for consistent refrigerant control.
Key Features
- Four Seasons Expansion Valve, part number 39558
- Block-type A/C expansion valve for R134A refrigerant systems
- Aluminum body and aluminum finish
- Meets or exceeds OEM specifications
- Female suction and liquid fittings with sealing washer connections
- Two mounting holes for OE-style installation
- Style without solenoid
- Super heat setting: -9.0
- 1-ton tonnage rating
Product Details
Four Seasons 39558 is an A/C expansion valve designed to regulate refrigerant flow through the evaporator circuit in a vehicle HVAC system. This block-type valve uses female suction and liquid connections with sealing washer sealing surfaces, including No. 10 suction inlet, No. 12 suction outlet, and No. 8 liquid inlet and outlet thread diameters. It is a practical OE-style replacement for Chevrolet Corvette A/C service work where precise refrigerant metering is needed. This part cross-references UAC EX10410C for the same application.
Vehicle Fitment
- Fits 2014-2019 Chevrolet Corvette, N/A
Common Problems This Part Can Address
- Inconsistent cabin cooling from improper refrigerant metering
- Warm air from the vents when the A/C system is charged
- Evaporator performance issues caused by a restricted or worn expansion valve
- Pressure imbalance in the HVAC refrigerant circuit
- A/C system service needs on a 2014-2019 Chevrolet Corvette
Installation Notes
Verify refrigerant type, fitting sizes, and mounting-hole alignment before installation. Replace the valve during A/C system service only after the system has been properly evacuated and inspected for contamination, leaks, and component wear. Confirm the vehicle uses the correct block-type layout and sealing washer connections for the Chevrolet Corvette application.
Quality Assurance
Four Seasons 39558 is built to meet or exceed OEM requirements for the listed application. The Four Seasons Expansion Valve line is used for replacement service parts that match OE-style fitment and refrigerant control specifications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2019 | Chevrolet | Corvette | N/A | Expansion Valve |
| 2018 | Chevrolet | Corvette | N/A | Expansion Valve |
| 2017 | Chevrolet | Corvette | N/A | Expansion Valve |
| 2016 | Chevrolet | Corvette | N/A | Expansion Valve |
| 2015 | Chevrolet | Corvette | N/A | Expansion Valve |
| 2014 | Chevrolet | Corvette | N/A | Expansion Valve |
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