Four Seasons 64028 A/C Evaporator Core - Front

Four Seasons 64028 Evaporator Core for Toyota HVAC Repair

The Four Seasons 64028 evaporator core is a parallel-style A/C evaporator core built for Toyota Sequoia and Toyota Tundra applications. With a 10.000-inch width, 12.000-inch height, and 1.875-inch depth, it matches the dimensional requirements needed for proper HVAC service in the listed vehicles.

Four Seasons Evaporator Core line parts are built for direct-fit HVAC replacement work, giving technicians a service-ready option for restoring cabin cooling performance in Toyota Sequoia and Toyota Tundra models.

• Parallel evaporator core construction
• Core width: 10.000 in. / 254.000 mm
• Core height: 12.000 in. / 304.800 mm
• Core depth: 1.875 in. / 47.625 mm
• Block fitting inlet and outlet connections
• Inlet fitting outside diameter: No. 6
• Outlet fitting outside diameter: No. 10

Detailed Product Overview

This Four Seasons 64028 evaporator core is a direct HVAC replacement component for the air conditioning system. It uses block fitting connections and a parallel core design, with dimensions that align to the listed Toyota Sequoia and Toyota Tundra applications. The part number 64028 is also referenced in cross-application catalogs for the same service use.

Fits 2022-2025 Toyota Sequoia, Front. Fits 2008-2019 Toyota Sequoia, Front. Fits 2020-2021 Toyota Sequoia, N/A. Fits 2008-2021 Toyota Tundra, N/A. Fits 2007 Toyota Tundra, N/A, from 11/06.

This part cross-references Spectra Premium 1010215 for the same application.

Common HVAC Issues This Part Addresses

• Reduced cabin cooling from a leaking or restricted evaporator core
• Refrigerant loss traced to internal corrosion or damage
• Uneven A/C performance in Toyota Sequoia and Toyota Tundra HVAC systems
• Service replacement after evaporator contamination or blockage
• Restoration of proper heat exchange inside the climate control system

Installation Notes and Tips

Verify the block fitting style, inlet and outlet sizes, and core dimensions before installation. Confirm vehicle year, model, and HVAC configuration against the listed fitment for Toyota Sequoia and Toyota Tundra, especially on 2007 Toyota Tundra applications noted from 11/06. Proper evacuation, leak checking, and system recharge are required after evaporator replacement.

Quality Assurance

Four Seasons supplies HVAC replacement components across a broad range of service applications, and this evaporator core is cataloged for the specified Toyota fitments. The part number 64028 is listed with multiple industry cross-references for application matching.