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Four Seasons 39695 A/C Expansion Valve - Rear
| Brand | Four Seasons 39695 |
|---|---|
| Position | Rear |
| Material | Aluminum |
| Color | Aluminum |
| Refrigerant Type | R134a r1234yf |
| Type | Block type |
| Mounting Hardware Included | No |
| Description | Expansion valves |
| Liquid Inlet Size | No. 6 |
| Liquid Inlet Size MM | 10.15 |
| Liquid Inlet Style | O-ring |
| Liquid Outlet Size | No. 10 |
| Liquid Outlet Style | O-ring |
| Lqd Out Size MM | 15.5 |
| Meets / Exceeds OEM? | Yes |
| Style | W/o solenoid |
| Suc In Size MM | 18.3 |
| Suc Out Size MM | 18.3 |
| Suction Inlet Size | No. 8 |
| Suction Inlet Style | O-ring |
| Suction Outlet Size | No. 10 |
| Suction Outlet Style | O-ring |
| Super Heat | 13.000 |
| Tonnage | 1.5 |
| Product line | Expansion Valve |
| Fits | Toyota · 5 vehicles |
OE direct replacement. Meets or exceeds OEM standards for a precise fit and function.
Aluminum block type. Lightweight construction with O-ring connections for secure sealing.
R134A and R1234YF. Compatible with both common refrigerant types.
Cross-references Four Seasons 39695, 217715 and 9991058 for the same application. See all 5.
Four Seasons 39695 Rear Expansion Valve
The Four Seasons 39695 expansion valve is a block-type A/C flow restrictor built for rear HVAC service on the 2021-2025 Toyota Sienna. It is engineered for R134A and R1234YF refrigerant systems and uses aluminum construction for OE-style service replacement.
Key Features
- Block-type A/C expansion valve for rear HVAC applications
- Fits 2021-2025 Toyota Sienna, rear
- Part number 39695 for direct catalog lookup
- Aluminum body and aluminum finish
- R134A and R1234YF refrigerant type support
- O-ring liquid and suction connections
- Meets or exceeds OEM requirements
- Super heat setting: 13.000
- 1.5 tonnage rating
Product Details
Four Seasons Expansion Valve 39695 is a rear A/C expansion valve for the Toyota Sienna, built as a block-type unit without a solenoid. It features No. 6 liquid inlet, No. 10 liquid outlet, No. 8 suction inlet, and No. 10 suction outlet, all with O-ring style connections for service-friendly sealing. This part cross-references A99581 for the same application.
Backed by more than 50 years of mobile A/C experience, the Four Seasons product line focuses on tested replacement components that meet OE-level expectations for fit and function. For shoppers searching for a Toyota Sienna rear expansion valve, Four Seasons 39695 provides a direct-match service part for the listed application.
Common Repair Symptoms
- Rear A/C vents blowing warm air
- Uneven cooling between front and rear HVAC zones
- Restricted refrigerant flow through the rear evaporator circuit
- Incorrect superheat control in the A/C system
- Leak-related loss of cooling performance at the valve connections
Installation Notes
Verify refrigerant type, connection sizes, and rear HVAC routing before installation. Replace O-rings as needed, evacuate and recharge the system to specification, and inspect the rear evaporator circuit for contamination or debris that could affect valve performance. Confirm the valve orientation and line routing match the original Toyota Sienna rear setup.
Quality Assurance
Four Seasons states that its products are engineered and tested for years of trouble-free operation. Part 39695 meets or exceeds OEM requirements and is backed by the brand’s long-standing mobile A/C experience.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2025 | Toyota | Sienna | Rear | Expansion Valve |
| 2024 | Toyota | Sienna | Rear | Expansion Valve |
| 2023 | Toyota | Sienna | Rear | Expansion Valve |
| 2022 | Toyota | Sienna | Rear | Expansion Valve |
| 2021 | Toyota | Sienna | Rear | Expansion Valve |
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