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Four Seasons 54778 A/C Evaporator Core - Front
| Brand | Four Seasons 54778 |
|---|---|
| Position | Front |
| Core Depth Fraction | 3-1/8 |
| Core Depth MM | 79.375 |
| Core Height Fraction | 10-1/2 |
| Core Height MM | 266.700 |
| Core Width Fraction | 10 |
| Core Width MM | 254.000 |
| Depth | 3.125 |
| Description | Evaporator Cores |
| Height | 10.500 |
| Height | 10.5625 |
| Height | 10.8125 |
| Inlet Fitting Type | Block Fitting |
| Material | Aluminum |
| O-Ring A Number/Desc | [24149] / Gasket |
| Outlet Fitting Type | Block Fitting |
| Type | Plate & Fin |
| Width | 10.000 |
| Product line | Evaporator Core |
| Fits | Dodge · 3 vehicles |
Aluminum construction. Helps resist corrosion while keeping weight down.
Plate and fin design. Promotes efficient heat transfer in the A/C system.
Block fittings. Provides a straightforward connection style for installation.
Cross-references Dynomax 54778, Global Parts Distributors LLC 4711649 and PIAA 97048 for the same application. See all 27.
Four Seasons 54778 A/C Evaporator Core
Four Seasons 54778 is an aluminum plate-and-fin A/C evaporator core for front HVAC service. It is built with block-style inlet and outlet fittings and measures 10.000 inches wide by 10.500 to 10.8125 inches high, with a 3.125-inch core depth.
Fits 2001-2003 Dodge Durango, front. This Four Seasons evaporator core is a direct-fit replacement for the front HVAC system on the 2001-2003 Dodge Durango, helping restore proper refrigerant heat exchange inside the climate control assembly.
Key Features
- Brand: Four Seasons Evaporator Core
- Part number: 54778
- Aluminum plate-and-fin construction
- Block fitting inlet and outlet connections
- Core width: 10 inches
- Core height: 10-1/2 inches
- Core depth: 3-1/8 inches
- Front HVAC application
Product Details
The Four Seasons 54778 evaporator core is part of the Four Seasons Evaporator Core line and is engineered for front A/C service on the Dodge Durango. Its aluminum plate-and-fin design supports efficient heat transfer within the HVAC system, while the block fitting layout matches the listed application. If you are replacing a leaking or restricted evaporator in a 2001-2003 Dodge Durango, this part number 54778 provides the specified dimensions and connection style for the job.
This part cross-references Spectra Premium 1054778 and TYC 97048 for the same application.
Common Problems It Can Address
- Loss of cabin cooling performance
- Refrigerant leakage at the evaporator core
- Restricted airflow through the HVAC core
- Uneven or weak front A/C output
- Moisture-related odor from a failing evaporator assembly
Installation Notes
Replacement of this A/C evaporator core on the Dodge Durango may require extended labor, specialized tools, and HVAC system expertise. Verify the block fitting style, core dimensions, and vehicle fitment before installation. Proper evacuation, recovery, and recharge procedures are required after service.
Quality Assurance
Four Seasons supplies HVAC replacement components with application-specific fitment and construction details. Part number 54778 is listed for the 2001-2003 Dodge Durango front evaporator core application and follows the specified aluminum plate-and-fin design.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2003 | Dodge | Durango | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core |
| 2002 | Dodge | Durango | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core |
| 2001 | Dodge | Durango | Front | Extended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core |
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