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Four Seasons 39542 A/C Expansion Valve
| Brand | Four Seasons 39542 |
|---|---|
| Color | Aluminum |
| Description | Expansion Valves |
| Liquid Inlet Fitting Gender | Female |
| Liquid Inlet Fitting Thread Diameter | No. 6 |
| Liquid Inlet Size IN | 0.540 |
| Liquid Inlet Size MM | 13.8 |
| 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. 8 |
| 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 | 0.710 |
| Suc Out Size MM | 18.000 |
| Suction Inlet Fitting Gender | Female |
| Suction Inlet Fitting Thread Diameter | No. 10 |
| 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. 10 |
| Suction Outlet Style | Captured O-Ring |
| Suction Outlet Thread Type | Not Threaded |
| Suction Outlet Type | O-Ring |
| Super Heat | -7.5 |
| Switch Included? | Not Included |
| Tonnage | 1 |
| Type | Block Type |
| Product line | Expansion Valve |
| Fits | BMW and Mini · 66 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable A/C flow control.
Block type design. Compact aluminum construction with captured O-ring connections.
R134A compatible. Built for refrigerant systems using this common service type.
Cross-references Four Seasons 39542, Global Parts Distributors LLC 3411953 and 180566 for the same application. See all 10.
Four Seasons 39542 Expansion Valve Overview
Four Seasons 39542 is a block-type A/C expansion valve for R134A systems, built in aluminum with captured O-ring connections for a secure refrigerant seal. It is a direct-fit HVAC flow restrictor for select BMW and Mini applications, including BMW X1, BMW X2, and Mini Cooper models.
Key Features
- Brand: Four Seasons Expansion Valve
- Part number: 39542
- Block-type A/C expansion valve
- Aluminum construction and aluminum finish
- R134A refrigerant type
- Captured O-ring liquid and suction connections
- Female inlet and outlet fittings
- Mounting hole quantity: 2
- Style: w/o solenoid
- Super heat rating: -7.5
- Meets or exceeds OEM requirements
Product Details
Four Seasons 39542 regulates refrigerant flow into the evaporator to maintain proper A/C system performance. The block-style design uses female, non-threaded O-ring ports with a No. 6 liquid inlet, No. 8 liquid outlet, and No. 10 suction connections, making it a precise service part for BMW and Mini HVAC systems that use R134A refrigerant. This part cross-references Global Parts Distributors LLC 3411953 for the same application.
Fits 2021-2024 BMW 228i Gran Coupe, N/A; Fits 2020-2024 BMW 228i xDrive Gran Coupe, N/A; Fits 2020-2024 BMW M235i xDrive Gran Coupe, N/A; Fits 2018-2024 BMW X2, N/A; Fits 2016-2022 BMW X1, N/A; Fits 2015-2020 Mini Cooper, N/A; Fits 2016-2024 Mini Cooper Clubman, N/A; Fits 2017-2020 Mini Cooper Countryman, N/A; Fits 2024 Mini Cooper, N/A; Fits 2024 Mini Cooper Countryman, N/A; Fits 2021-2023 Mini Cooper, N/A; Fits 2021-2023 Mini Cooper Countryman, N/A.
Common Symptoms It Can Address
- Inconsistent cabin cooling
- Warm air from the vents with the A/C engaged
- Erratic evaporator refrigerant control
- Improper system pressure balance in the A/C circuit
- Reduced cooling performance in BMW X1, BMW X2, and Mini Cooper applications
Installation Notes
Verify the vehicle’s refrigerant type, port style, and connection sizes before installation. This valve is specified without a solenoid and uses captured O-ring fittings, so matching the original HVAC layout is important for proper sealing and operation. Confirm the application by year, make, and model, including BMW X1, BMW X2, and Mini Cooper fitment listed above.
Quality Assurance
Four Seasons 39542 is listed as meeting or exceeding OEM requirements for the specified applications. The part number 39542 is also referenced under multiple interchange numbers, including A17542 and T39542, which supports application matching during service and replacement.
| Year | Make | Model | Submodel | Body Type | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 2024 | BMW | 228i Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2024 | BMW | 228i xDrive Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2024 | BMW | M235i xDrive Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2024 | BMW | X2 | — | — | — | — | — | N/A | Expansion Valve |
| 2024 | Mini | Cooper | — | — | 1.5L | L3 | — | N/A | Expansion Valve |
| 2024 | Mini | Cooper Clubman | — | — | — | — | — | N/A | Expansion Valve |
| 2024 | Mini | Cooper Countryman | — | — | — | — | — | N/A | Expansion Valve |
| 2023 | BMW | 228i Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2023 | BMW | 228i xDrive Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2023 | BMW | M235i xDrive Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2023 | BMW | X2 | — | — | — | — | — | N/A | Expansion Valve |
| 2023 | Mini | Cooper | — | — | 2.0L | L4 | GAS | N/A | Located on Evaporator; Expansion Valve |
| 2023 | Mini | Cooper Clubman | — | — | — | — | — | N/A | Expansion Valve |
| 2023 | Mini | Cooper Countryman | — | — | — | — | — | N/A | Located on Evaporator; Expansion Valve |
| 2022 | BMW | 228i Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2022 | BMW | 228i xDrive Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2022 | BMW | M235i xDrive Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2022 | BMW | X1 | — | — | — | — | — | N/A | Expansion Valve |
| 2022 | BMW | X2 | — | — | — | — | — | N/A | Expansion Valve |
| 2022 | Mini | Cooper | — | — | 1.5L | L3 | GAS | N/A | Located on Evaporator; Expansion Valve |
| 2022 | Mini | Cooper Clubman | — | — | — | — | — | N/A | Expansion Valve |
| 2022 | Mini | Cooper Countryman | — | — | — | — | — | N/A | Located on Evaporator; Expansion Valve |
| 2021 | BMW | 228i Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2021 | BMW | 228i xDrive Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2021 | BMW | M235i xDrive Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2021 | BMW | X1 | — | — | — | — | — | N/A | Expansion Valve |
| 2021 | BMW | X2 | — | — | — | — | — | N/A | Expansion Valve |
| 2021 | Mini | Cooper | — | — | — | — | — | N/A | Located on Evaporator; Expansion Valve |
| 2021 | Mini | Cooper Clubman | — | — | — | — | — | N/A | Expansion Valve |
| 2021 | Mini | Cooper Countryman | — | — | — | — | — | N/A | Located on Evaporator; Expansion Valve |
| 2020 | BMW | 228i xDrive Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2020 | BMW | M235i xDrive Gran Coupe | — | — | — | — | — | N/A | Expansion Valve |
| 2020 | BMW | X1 | — | — | — | — | — | N/A | Expansion Valve |
| 2020 | BMW | X2 | — | — | — | — | — | N/A | Expansion Valve |
| 2020 | Mini | Cooper | — | — | — | — | — | N/A | Expansion Valve |
| 2020 | Mini | Cooper Clubman | — | — | — | — | — | N/A | Expansion Valve |
| 2020 | Mini | Cooper Countryman | — | — | — | — | — | N/A | Expansion Valve |
| 2019 | BMW | X1 | — | — | — | — | — | N/A | Expansion Valve |
| 2019 | BMW | X2 | — | — | — | — | — | N/A | Expansion Valve |
| 2019 | Mini | Cooper | — | — | — | — | — | N/A | Expansion Valve |
| 2019 | Mini | Cooper Clubman | — | — | — | — | — | N/A | Expansion Valve |
| 2019 | Mini | Cooper Countryman | — | — | — | — | — | N/A | Expansion Valve |
| 2018 | BMW | X1 | — | — | — | — | — | N/A | Expansion Valve |
| 2018 | BMW | X2 | — | — | — | — | — | N/A | Expansion Valve |
| 2018 | Mini | Cooper | — | — | — | — | — | N/A | Expansion Valve |
| 2018 | Mini | Cooper Clubman | S | — | 2.0L | L4 | — | N/A | Expansion Valve |
| 2018 | Mini | Cooper Clubman | Base | — | 1.5L | L3 | — | N/A | Expansion Valve |
| 2018 | Mini | Cooper Clubman | S ALL4 | — | 2.0L | L4 | — | N/A | Expansion Valve |
| 2018 | Mini | Cooper Clubman | John Cooper Works ALL4 | — | 2.0L | L4 | — | N/A | Expansion Valve |
| 2018 | Mini | Cooper Clubman | ALL4 | — | 1.5L | L3 | — | N/A | Expansion Valve |
| 2018 | Mini | Cooper Countryman | S | — | 2.0L | L4 | — | N/A | Expansion Valve |
| 2018 | Mini | Cooper Countryman | Base | — | 1.5L | L3 | — | N/A | Expansion Valve |
| 2018 | Mini | Cooper Countryman | S ALL4 | — | 2.0L | L4 | — | N/A | Expansion Valve |
| 2018 | Mini | Cooper Countryman | John Cooper Works ALL4 | — | 2.0L | L4 | — | N/A | Expansion Valve |
| 2018 | Mini | Cooper Countryman | ALL4 | — | 1.5L | L3 | — | N/A | Expansion Valve |
| 2017 | BMW | X1 | — | — | 2.0L | L4 | — | N/A | Expansion Valve |
| 2017 | Mini | Cooper | — | — | — | — | — | N/A | Expansion Valve |
| 2017 | Mini | Cooper Clubman | — | — | — | — | — | N/A | Expansion Valve |
| 2017 | Mini | Cooper Countryman | — | — | — | — | — | N/A | Expansion Valve |
| 2016 | BMW | X1 | — | — | — | — | — | N/A | Expansion Valve |
| 2016 | Mini | Cooper | — | — | 2.0L | L4 | — | N/A | Expansion Valve |
| 2016 | Mini | Cooper | — | — | 1.5L | L3 | — | N/A | Expansion Valve |
| 2016 | Mini | Cooper Clubman | — | — | — | — | — | N/A | Expansion Valve |
| 2015 | Mini | Cooper | — | Hatchback | 2.0L | L4 | — | N/A | Expansion Valve |
| 2015 | Mini | Cooper | — | Hatchback | 1.5L | L3 | — | N/A | Expansion Valve |
| 2015 | Mini | Cooper | — | Coupe | 1.5L | L3 | — | N/A | Expansion Valve |
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