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Four Seasons 33307 A/C Receiver Drier
Overview of Four Seasons Filter Drier 33307
The Four Seasons Filter Drier 33307 is engineered for precise performance in automotive HVAC systems. Designed specifically for Porsche 911 models, this A/C receiver drier ensures efficient moisture and contaminant removal to maintain optimal air conditioning function.
- Constructed from durable steel for long-lasting reliability
- Includes desiccant material to absorb moisture effectively
- Male insert o-ring inlet and outlet fittings for secure connections
- Compatible with Porsche 911 A/C systems requiring a 3/8 inch fitting diameter
- Gaskets and seals included for proper installation
- Meets or exceeds OEM specifications for quality assurance
Detailed Product Features and Specifications
The Four Seasons Filter Drier 33307 belongs to the Filter Drier product line, which focuses on high-quality A/C accumulator and receiver driers designed to protect automotive air conditioning systems. This part features a 3.000 inch body diameter and a 9.000 inch body length, constructed from steel to withstand system pressures and environmental conditions. The integrated desiccant is non-replaceable and effectively removes moisture from the refrigerant, preventing corrosion and system damage. Both inlet and outlet fittings are male insert o-ring types with a 0.375 inch diameter, ensuring a tight, leak-free seal. The package includes necessary gaskets and seals but does not come with a mounting bracket or fuse plug. This receiver drier is engineered to fit Porsche 911 models, providing a direct replacement that meets or exceeds original equipment manufacturer standards.
Applications and Problem Solving
- Prevents moisture buildup in the A/C system to avoid corrosion
- Filters out contaminants that can damage the compressor and other components
- Maintains refrigerant purity for consistent cooling performance
- Helps reduce system blockages and pressure drops
- Supports longevity of the Porsche 911 air conditioning system
Installation Notes and Tips
When installing the Four Seasons Filter Drier 33307, ensure the system is fully evacuated and depressurized before removal of the old receiver drier. Use the included gaskets and seals to prevent leaks, and verify that the male insert o-ring fittings are properly seated. Since the desiccant is not replaceable, replace the entire unit if contamination or moisture is detected. Note that this part does not include a mounting bracket, so reuse the existing bracket or secure the drier appropriately. Proper installation will help maintain system integrity and performance.
Quality Assurance and Warranty
This Four Seasons Filter Drier 33307 is manufactured to meet or exceed OEM specifications, ensuring compatibility and reliability for Porsche 911 vehicles. The steel construction and integrated desiccant provide durable protection against moisture and contaminants. Gaskets and seals are included to support a secure installation. While specific warranty details are not provided, Four Seasons products typically adhere to industry standards for quality and performance.
| Brand | Four Seasons |
| Part Number | 33307 |
| Position | Filter Drier |
| Body Diameter | 3.000 |
| Body Length | 9.000 |
| Bracket? | w/o Bracket |
| Connector B Type | Male Insert O-Ring |
| Connector Type | Male Insert O-Ring |
| Description | Filter Driers |
| Desiccant | Yes |
| Desiccant Replaceable | Not Replaceable |
| Dia. MM | 76.200 |
| Fuse Plug | No |
| Gasket / Seals? | Included |
| In Line Filter Material | Desiccant |
| In Line Filter Outlet Fitting Type | Male |
| Inlet Filter Fitting Thread Diameter | 0.625 |
| Inlet Filter Fitting Type | Male |
| Inlet Fitting Diameter | 0.375 |
| Inlet Fitting Type | Male Insert O-Ring |
| Inlet Fraction | 3/8 |
| Inlet IN | 0.375 |
| Inlet MM | 9.525 |
| Length MM | 228.600 |
| Material | Steel |
| Meets / Exceeds OEM? | Yes |
| Moisture Indicator Window | No |
| Mounting Bracket Included | Not Included |
| O-Ring A Number/Desc | [24612] / Green O-Ring |
| Outlet Fitting Type | Male Insert O-Ring |
| Outlet Fraction | 3/8 |
| Outlet IN | 0.375 |
| Outlet MM | 9.525 |
| Overall Depth IN | 9.000 |
| Overall Depth MM | 228.600 |
| P. R. V.? | No |
| Service Port? | w/o Service Port |
| Sight Glass? | No |
| Stud? | No |
| Style | Steel Filter Drier |
| Switch Port? | w/ Switch Port |
| Type | Washer Not Included |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1977 | Porsche | 911 | N/A | Filter Drier |
| 1976 | Porsche | 911 | N/A | Filter Drier |
| 1975 | Porsche | 911 | N/A | Filter Drier |
| 1974 | Porsche | 911 | N/A | Filter Drier |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.