Four Seasons
Evaporator Core

Four Seasons 54884 A/C Evaporator Core

Brand Four Seasons 54884
Core Depth Fraction 2-7/8
Core Depth MM 73.025
Core Height Fraction 10
Core Height MM 254.000
Core Width Fraction 9-1/4
Core Width MM 234.950
Depth 2.875
Depth 3.250
Description Evaporator Cores
Height 10.000
Height 10.500
Inlet Fitting Outside Diameter No. 8
Inlet Fitting Type Female O-Ring
Material Aluminum
O-Ring A Number/Desc [24608] / Green O-Ring
O-Ring B Number/Desc [24682] / Green O-Ring
Outlet Fitting Outside Diameter No. 12
Outlet Fitting Type Male Insert O-Ring
Type Plate & Fin
Width 9.250
Width 9.500
Product line Evaporator Core
Fits Nissan · 2 vehicles

Plate and fin design. Promotes efficient airflow through the evaporator core.

Aluminum construction. Helps deliver effective heat transfer in the HVAC system.

Female O-ring inlet. Male insert O-ring outlet for secure refrigerant connections.

Cross-references Four Seasons 54884, Gates 6988 and Global Parts Distributors LLC 4711556 for the same application. See all 22.

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Four Seasons 54884 A/C Evaporator Core

The Four Seasons 54884 evaporator core is an aluminum plate-and-fin HVAC component built for the A/C system in select Nissan Altima models. It is sized to match the listed core dimensions and uses OE-style O-ring fittings for serviceable refrigerant connections.

For 1998-1999 Nissan Altima evaporator core replacement, this part number 54884 provides a direct-fit option for restoring cabin cooling performance. Four Seasons Evaporator Core line components are built around application-specific dimensions and fitting styles to support accurate HVAC service.

Key Features

  • Aluminum plate-and-fin evaporator core construction
  • Core width: 9-1/4 in. (234.950 mm)
  • Core height: 10 in. (254.000 mm)
  • Core depth: 2-7/8 in. (73.025 mm)
  • Inlet fitting: No. 8 female O-ring
  • Outlet fitting: No. 12 male insert O-ring
  • OE-style dimensions for HVAC service fitment
  • Four Seasons part number 54884

Detailed Description

This A/C evaporator core is designed for the HVAC system in 1998-1999 Nissan Altima applications. The aluminum plate-and-fin design supports efficient heat transfer inside the evaporator case, while the listed width, height, and depth help match the original unit during replacement. The fitting layout includes a No. 8 female O-ring inlet and a No. 12 male insert O-ring outlet, along with green O-ring service points identified for the application.

Four Seasons 54884 is a practical choice when replacing a leaking, restricted, or damaged evaporator core in a Nissan Altima. This part cross-references Gates 6988 for the same application.

What It Is Used For

  • Replacing a leaking evaporator core in the A/C system
  • Restoring weak or inconsistent cabin cooling
  • Addressing refrigerant loss from corroded or damaged HVAC components
  • Correcting poor airflow performance caused by an internally restricted core
  • Servicing a failed evaporator in 1998-1999 Nissan Altima models

Installation Notes and Tips

Verify the core dimensions and fitting types before installation to confirm match-up with the vehicle HVAC case and refrigerant lines. Replace the system O-rings during service, evacuate and recharge the A/C system to specification, and inspect the expansion device, seals, and related lines for contamination or wear before reassembly.

Fits 1998-1999 Nissan Altima, N/A.

Quality Assurance

Four Seasons supplies application-specific HVAC replacement parts with OE-style dimensions and fitting configurations for service accuracy. Part number 54884 is built as an aluminum evaporator core for the listed Nissan Altima fitment.

This part fits 2 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1999NissanAltimaN/AEvaporator Core
1998NissanAltimaN/AEvaporator Core
Directly replaces or cross-references 22 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 54884Gates — 6988Global Parts Distributors LLC — 4711556Spectra Premium — 1054884UAC — EV4798729PFC272709E000272800Z800272809E000272809E001288440773211805690156280127332753773211111548841919136789000080A88440CWK773211EV4798729PFXCT54884