HomeHVAC > A/C Condenser and EvaporatorFour Seasons 54636 A/C Evaporator Core
Part #: 54636

Four Seasons 54636 A/C Evaporator Core

Evaporator Core
⚙️ 6 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Evaporator Core
🚗Fitment: Saab, 9000
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Four Seasons Evaporator Core 54636

The Four Seasons Evaporator Core 54636 is designed specifically for Saab 9000 models, providing reliable HVAC performance. This A/C evaporator core is engineered to meet the exact specifications required for efficient cooling and air circulation within your vehicle's climate control system.

  • Core dimensions: 12.375 inches width, 9.000 inches height, and approximately 3.7 inches depth
  • Constructed from durable aluminum material for effective heat exchange
  • Inlet fitting: Female o-ring with No. 8 outside diameter
  • Outlet fitting: Male insert o-ring with No. 10 outside diameter
  • Includes green o-rings ([24131], [24610], [24604]) for secure sealing
  • Tube and fin type design for optimized airflow and cooling efficiency

Detailed Product Description

The Four Seasons Evaporator Core 54636 is a precision-engineered component tailored for the Saab 9000 HVAC system. Its aluminum construction ensures efficient heat transfer while maintaining durability under varying operating conditions. The core measures 12-3/8 inches wide, 9 inches high, and has a depth of approximately 3-5/8 inches (92.075 mm), fitting seamlessly into the vehicle's evaporator housing.

This evaporator core features a tube and fin design, which enhances the cooling process by maximizing surface area for refrigerant flow and air contact. The inlet and outlet fittings are designed with specific o-ring types and sizes—female o-ring No. 8 inlet and male insert o-ring No. 10 outlet—to ensure a leak-free connection within the Saab 9000's A/C system.

About the Four Seasons Evaporator Core Product Line

The Four Seasons Evaporator Core product line focuses on delivering reliable HVAC components that meet or exceed OEM specifications. This line emphasizes precise fitment, material quality, and compatibility with specific vehicle models. The 54636 evaporator core is part of this line, engineered to provide consistent performance and durability for Saab 9000 vehicles.

Common Applications and Issues Addressed

  • Restores proper cooling performance in Saab 9000 A/C systems
  • Resolves issues related to evaporator leaks or corrosion
  • Eliminates reduced airflow caused by clogged or damaged cores
  • Prevents refrigerant loss due to faulty seals or fittings
  • Improves overall HVAC system efficiency and cabin comfort

Installation Notes and Tips

  • Ensure compatibility with Saab 9000 model year before installation
  • Inspect and replace all associated o-rings to prevent leaks
  • Handle the aluminum core carefully to avoid damage to fins
  • Flush the A/C system to remove contaminants before installing the new core
  • Follow manufacturer torque specifications for fittings and connections

Quality Assurance and Warranty

Four Seasons manufactures the 54636 evaporator core to meet stringent quality standards, using corrosion-resistant aluminum and precision fittings. The product includes green o-rings for secure sealing and is designed for long-term durability. Warranty details should be confirmed with the supplier or manufacturer, as coverage may vary.

BrandFour Seasons
Part Number54636
PositionEvaporator Core
Core Depth Fraction3-5/8
Core Depth MM92.075
Core Height Fraction9
Core Height MM228.600
Core Width Fraction12-3/8
Core Width MM314.325
Depth3.625
Depth3.750
DescriptionEvaporator Cores
Height9.000
Inlet Fitting Outside DiameterNo. 8
Inlet Fitting TypeFemale O-Ring
MaterialAluminum
O-Ring A Number/Desc[24131] / Green O-Ring
O-Ring B Number/Desc[24610] / Green O-Ring
O-Ring C Number/Desc[24604] / Green O-Ring
Outlet Fitting Outside DiameterNo. 10
Outlet Fitting TypeMale Insert O-Ring
TypeTube & Fin
Width12.375

This part fits 6 vehicles. Search below:

YearMakeModelPositionNotes
1991Saab9000N/AEvaporator Core
1990Saab9000N/AEvaporator Core
1989Saab9000N/AEvaporator Core
1988Saab9000N/AEvaporator Core
1987Saab9000N/AEvaporator Core
1986Saab9000N/AEvaporator Core

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

0148485610590911154636149320156220819191240249614288298377713347114515463655909777133809022889196599624925A98298CWK777133EV5909EV5909ATCT54636YE614

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.