Four Seasons 33963 A/C Receiver Drier

Four Seasons 33963 A/C Receiver Drier

The Four Seasons Filter Drier 33963 is a steel A/C receiver drier built for HVAC systems that need reliable moisture control and refrigerant filtration. It uses a desiccant-based design with female inlet and female O-ring outlet connections, making it a direct-service replacement for select automotive air conditioning systems.

Compatible With A/C service needs on vehicles such as the Honda Civic and Toyota Corolla applications that use this style of receiver drier, Four Seasons 33963 is built to meet or exceed OEM requirements. The Four Seasons Filter Drier line focuses on practical OE-style HVAC replacement parts, and this unit follows that approach with a straightforward steel body and sealed connections.

Key Features

• Steel filter drier construction for automotive A/C systems
• Desiccant included to help manage moisture in the refrigerant circuit
• Female inlet fitting and female O-ring outlet fitting
• Gaskets and seals included
• Meets or exceeds OEM specifications
• No service port, sight glass, or switch port
• Body diameter: 3.000 in.; body length: 10.500 in.
• Overall depth: 12 in.

Product Details

Four Seasons 33963 is an A/C receiver drier used in HVAC systems to filter refrigerant and absorb moisture before it circulates through the rest of the air conditioning components. The steel body and desiccant media support stable system operation, while the female inlet and female O-ring outlet connections help match OE-style plumbing layouts. This part cross-references Bosch 7411 for the same application.

What It Helps Address

• Moisture buildup inside the A/C system
• Refrigerant contamination from debris or degraded internal components
• Poor cooling performance caused by restricted or saturated filter media
• Leak concerns at receiver drier connection points
• Service replacement needs after compressor or system repair

Installation Notes

Replace the receiver drier whenever the A/C system has been opened for service, especially after compressor replacement or major refrigerant repairs. Verify inlet and outlet fitting style, body dimensions, and mounting location before installation. Because this unit is supplied without a service port or switch port, confirm the vehicle’s original configuration matches the part before ordering. Use proper evacuation and recharge procedures after installation.

Quality Assurance

Four Seasons 33963 is built to meet or exceed OEM specifications for automotive HVAC service. The steel construction, included seals, and desiccant-based design support consistent replacement performance in the A/C system.