OE Quality
60-Day Returns

Four Seasons 6550N A/C Compressor Kit
Reliable A/C Compressor Kit for Chevrolet C10, C20, C30, K10, and K20
The Four Seasons PAC-Kit w/ New Compressor 6550N offers a complete solution for restoring your vehicle's air conditioning system. Designed specifically for Chevrolet C10, C20, C30, K10, and K20 models, this A/C compressor kit ensures compatibility and dependable performance.
- Complete A/C compressor kit including a new compressor
- Compatible with Chevrolet C10, C20, C30, K10, and K20 trucks
- Part number 6550N for precise identification
- Part of the Four Seasons PAC-Kit w/ New Compressor product line
- Engineered to meet OEM specifications for fit and function
About the Four Seasons PAC-Kit w/ New Compressor Product Line
The PAC-Kit w/ New Compressor line from Four Seasons provides comprehensive A/C system solutions by combining a new compressor with necessary components for a streamlined replacement process. This product line is designed to simplify repairs and ensure reliable operation by offering parts that are engineered to work together, reducing the risk of compatibility issues.
Product Details and Compatibility
The Four Seasons 6550N A/C compressor kit is engineered for use in Chevrolet C10, C20, C30, K10, and K20 trucks. This kit includes a new compressor designed to meet the specific requirements of these models, ensuring proper fitment and efficient cooling performance. Using this kit helps maintain the integrity of your vehicle’s HVAC system by replacing worn or failing components with quality parts.
Common Applications and Problem Resolution
- Restores cooling performance in Chevrolet C10, C20, C30, K10, and K20 A/C systems
- Replaces noisy or seized compressors causing system failure
- Addresses refrigerant leaks related to compressor wear
- Eliminates inconsistent or weak airflow from the vents
- Prevents further damage to the A/C system by installing a new compressor
Installation Notes and Tips
When installing the Four Seasons 6550N A/C compressor kit, ensure the system is properly evacuated and recharged according to manufacturer specifications. Verify compatibility with your Chevrolet model year and engine configuration before installation. It is recommended to inspect related components such as the condenser, receiver/drier, and expansion valve to ensure overall system integrity.
Quality Assurance and Warranty
Four Seasons products are manufactured to meet industry standards for durability and performance. The PAC-Kit w/ New Compressor 6550N undergoes quality checks to ensure reliable operation in Chevrolet C10, C20, C30, K10, and K20 vehicles. Warranty coverage details should be confirmed with the product documentation or supplier.
This part fits 20 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1975 | Chevrolet | C10 | 5.7L | V8 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | C10 | 4.1L | L6 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | C10 | 7.4L | V8 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | C10 | 4.8L | L6 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | C20 | 5.7L | V8 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | C20 | 4.1L | L6 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | C20 | 7.4L | V8 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | C20 | 4.8L | L6 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | C30 | 5.7L | V8 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | C30 | 4.1L | L6 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | C30 | 7.4L | V8 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | C30 | 4.8L | L6 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | K10 | 6.6L | V8 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | K10 | 5.7L | V8 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | K10 | 4.1L | L6 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | K10 | 4.8L | L6 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | K20 | 6.6L | V8 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | K20 | 5.7L | V8 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | K20 | 4.1L | L6 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
| 1975 | Chevrolet | K20 | 4.8L | L6 | N/A | w/ R4 Compressor; Compressor w/ Metric Threads; Compressor w/ Switch; 58231 (New Compressor), 33204 (Accum), 38628 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ New Compressor |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.