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Four Seasons 90039 HVAC Heater Core
| Brand | Four Seasons 90039 |
|---|---|
| Length | 8-5/8 |
| Thickness | 1-3/8 |
| Width | 5-1/2 |
| Core Material | Aluminum |
| Adjustable Pipe Positioning | No |
| Core Depth IN | 1.375 |
| Core Height IN | 8.625 |
| Core Width IN | 5.500 |
| Description | Heater cores |
| Meets / Exceeds OEM? | Yes |
| Style | Aluminum heater core |
| Tube 1 IN | 0.625 |
| Tube 1 MM | 15.875 |
| Tube 2 IN | 0.625 |
| Tube 2 MM | 15.875 |
| Type | Heater core /aluminum |
| Product line | Heater Core |
| Fits | Toyota · 6 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable fit and function.
Aluminum construction. Lightweight core material helps promote efficient heat transfer.
Heater core. Built as an HVAC core for restoring cabin heat performance.
Cross-references APDI 9010371, Four Seasons 90039 and Global Parts Distributors LLC 1812278 for the same application. See all 13.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Four Seasons 90039 Heater Core for Toyota RAV4
The Four Seasons Heater Core 90039 is an aluminum HVAC heater core built for 2001-2006 Toyota RAV4 applications. It is an OE-style replacement that meets or exceeds OEM requirements and is sized for direct-fit service in the vehicle’s heating system.
Key Features
- Brand: Four Seasons Heater Core
- Part number: 90039
- Core material: Aluminum
- Core dimensions: 8-5/8 in. height, 5-1/2 in. width, 1-3/8 in. depth
- Tube size: 0.625 in. / 15.875 mm on both connections
- Meets or exceeds OEM specifications
- Direct replacement for 2001-2006 Toyota RAV4 heater core service
Product Details
Four Seasons 90039 is part of the Heater Core product line, focused on HVAC core replacement for passenger vehicles. This aluminum heater core is engineered around the listed dimensions and tube sizing to match the original heating circuit layout in the Toyota RAV4. If you are searching for a Toyota RAV4 heater core replacement, a Four Seasons 90039 heater core, or an aluminum HVAC heater core for 2001-2006 Toyota RAV4 models, this part provides the correct fitment reference for the application.
This part cross-references Spectra Premium 93039 and UAC HT2023C for the same application.
What It Helps Fix
- Loss of cabin heat
- Coolant odor inside the vehicle
- Sweet-smelling vapor from the HVAC vents
- Coolant seepage at the heater core assembly
- Uneven or weak heater output in the Toyota RAV4
Installation Notes
Fits 2001-2006 Toyota RAV4, N/A. Verify tube orientation, core dimensions, and hose connection size before installation. Drain the cooling system, inspect related hoses and seals, and confirm the HVAC case is clean before installing the replacement heater core. Proper bleeding of the cooling system after service helps restore normal heater performance.
Quality Assurance
Four Seasons lists this heater core as meeting or exceeding OEM requirements. The aluminum construction and application-specific sizing support consistent replacement quality for HVAC repair work on the Toyota RAV4.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2006 | Toyota | RAV4 | N/A | Heater Core |
| 2005 | Toyota | RAV4 | N/A | Heater Core |
| 2004 | Toyota | RAV4 | N/A | Heater Core |
| 2003 | Toyota | RAV4 | N/A | Heater Core |
| 2002 | Toyota | RAV4 | N/A | Heater Core |
| 2001 | Toyota | RAV4 | N/A | Heater Core |
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