Four Seasons 54996 A/C Evaporator Core - Front

Four Seasons 54996 Evaporator Core for Toyota Sequoia

Restore front cabin cooling performance with the Four Seasons Evaporator Core 54996. This aluminum, plate-and-fin A/C evaporator core is built with block inlet and outlet fittings and is sized for the front HVAC system in select Toyota Sequoia models.

Compatible with 2001-2007 Toyota Sequoia, front, this evaporator core supports proper refrigerant heat transfer inside the HVAC case. The Four Seasons evaporator core line focuses on direct-fit replacement components for air conditioning service, and part number 54996 is listed for the same application across multiple cross-reference numbers.

Key Features

• Four Seasons Evaporator Core, part number 54996
• Aluminum plate-and-fin construction
• Block fitting inlet and outlet connections
• Core dimensions: 1-7/16 in. width, 10-1/4 in. height, 3-9/16 in. depth
• Designed for front HVAC placement in Toyota Sequoia applications
• Includes OE-style green O-ring sealing points referenced by the catalog data

Detailed Description

The Four Seasons 54996 evaporator core is a replacement A/C evaporator core for the front HVAC system in 2001-2007 Toyota Sequoia models. Built from aluminum in a plate-and-fin design, it measures 36.513 mm wide, 260.350 mm high, and 90.487 mm deep, with block-style inlet and outlet fittings for the specified application. If you are servicing a Toyota Sequoia with reduced cooling output, this evaporator core provides the core heat-exchange component needed to restore refrigerant cooling inside the dash HVAC assembly. This part cross-references UAC EV939587PFC and Spectra Premium 1010292 for the same application.

What It Helps Address

• Weak or inconsistent front A/C cooling
• Refrigerant heat-transfer loss inside the HVAC case
• Leaks at the evaporator core connection points
• Corrosion or damage to the original aluminum core
• HVAC performance issues in 2001-2007 Toyota Sequoia front systems

Installation Notes and Tips

Verify the vehicle year, front HVAC location, and block-fitting connection style before installation. Recover refrigerant properly, inspect the expansion valve, seals, and surrounding HVAC components, and flush the system as needed to remove contamination before installing the new evaporator core. Confirm all sealing surfaces are clean and aligned before reassembly.

Quality Assurance

Four Seasons catalogs this evaporator core as a direct replacement component for the listed Toyota Sequoia applications. The part number 54996 is supported by multiple interchange references, which helps confirm application matching during A/C service and repair.