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Four Seasons 39687 A/C Expansion Valve
| Brand | Four Seasons 39687 |
|---|---|
| Material | Aluminum |
| Refrigerant Type | R134a |
| Type | Block type |
| Mounting Hardware Included | Yes |
| Description | Expansion valves |
| Liquid Inlet Size | No. 6 |
| Liquid Inlet Style | O-ring |
| Liquid Outlet Size | No. 8 |
| Liquid Outlet Style | O-ring |
| Meets / Exceeds OEM? | Yes |
| Style | W/o solenoid |
| Suction Inlet Size | No. 10 |
| Suction Inlet Style | O-ring |
| Suction Outlet Size | No. 12 |
| Suction Outlet Style | O-ring |
| Super Heat | -2.500 |
| Tonnage | 1.500 |
| Product line | Expansion Valve |
| Fits | Audi and Volkswagen · 4 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable service.
Aluminum construction. Lightweight material helps resist corrosion in the A/C system.
Block type design. Provides precise refrigerant flow control for efficient cooling.
Cross-references Four Seasons 39687, 5QE820679 and 217703 for the same application. See all 5.
Four Seasons 39687 Expansion Valve
Four Seasons 39687 is a block-type A/C expansion valve built for R134A systems and engineered for stable refrigerant control in select Volkswagen and Audi applications. It is a direct-fit HVAC flow restrictor for the 2019 Volkswagen e-Golf, 2017 Volkswagen e-Golf, and 2016-2017 Audi A3 Sportback e-tron.
Key Features
- Block-type A/C expansion valve for R134A refrigerant systems
- Aluminum construction for HVAC service applications
- O-ring liquid and suction connections for secure sealing
- Liquid inlet: No. 6; liquid outlet: No. 8
- Suction inlet: No. 10; suction outlet: No. 12
- Meets or exceeds OEM requirements
- Style: w/o solenoid
- Super heat setting: -2.500
- Tonnage: 1.500
Product Details
Four Seasons Expansion Valve 39687 is designed to regulate refrigerant flow through the A/C system so the evaporator can maintain proper cooling performance. The aluminum block design, O-ring ports, and OEM-level fitment support clean service replacement on the 2019 Volkswagen e-Golf, 2017 Volkswagen e-Golf, and 2016-2017 Audi A3 Sportback e-tron. Four Seasons backs this product line with more than 50 years of mobile A/C experience and tests its components for dependable operation over time.
This part cross-references 5QE820679 and 217703 for the same application.
Common Symptoms This Part May Address
- Weak or inconsistent cabin cooling
- Incorrect evaporator refrigerant metering
- A/C performance changes caused by a worn expansion valve
- System pressure imbalance in R134A HVAC service
- Cooling complaints on Volkswagen e-Golf or Audi A3 Sportback e-tron models
Installation Notes
Verify refrigerant type, port sizes, and vehicle-specific HVAC layout before installation. This valve uses O-ring connections and is specified without a solenoid. Confirm the application matches the vehicle’s A/C system configuration, including the 2019 Volkswagen e-Golf w/o Heat Pump, the 2017 Volkswagen e-Golf w/o Heat Pump, and the 2016-2017 Audi A3 Sportback e-tron.
Quality Assurance
Four Seasons tests its HVAC components for long service life and states that this part meets or exceeds OEM requirements. The brand positions this expansion valve as a service replacement built to deliver reliable operation in mobile A/C systems.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2019 | Volkswagen | e-Golf | N/A | w/o Heat Pump; Expansion Valve |
| 2017 | Audi | A3 Sportback e-tron | N/A | Expansion Valve |
| 2017 | Volkswagen | e-Golf | N/A | w/o Heat Pump; Expansion Valve |
| 2016 | Audi | A3 Sportback e-tron | N/A | Expansion Valve |
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