Four Seasons 9129NK A/C Compressor and Component Kit - Front and Rear

Reliable A/C Compressor Kit for Cadillac, Chevrolet, and GMC Vehicles

The Four Seasons Complete A/C Kit 9129NK offers a comprehensive solution for restoring air conditioning performance in select Cadillac Escalade, Escalade EXT, Chevrolet Tahoe, and GMC Yukon models. This kit includes all essential components to ensure a proper and efficient A/C system rebuild.

• Includes new compressor (part 78377) with compressor oil
• Equipped with orifice tubes featuring a 0.072-inch diameter and black standard style
• Receiver drier/accumulator with 3.5-inch diameter and 8-inch length, featuring P-nut inlet and outlet fittings
• Gaskets and seals included for secure installation
• Compatible with R134a refrigerant systems
• Limited lifetime warranty for long-term reliability

About the Four Seasons Complete A/C Kit Line

The Complete A/C Kit line by Four Seasons is designed to provide a full set of components necessary for a thorough air conditioning system repair. This kit includes a new compressor, accumulator, orifice tube, and all required seals and gaskets, simplifying the replacement process and ensuring component compatibility. The 9129NK kit is tailored for specific GM full-size SUVs, making it a practical choice for technicians and vehicle owners addressing A/C system failures.

Detailed Product Description

This Four Seasons A/C Compressor Kit 9129NK is engineered to restore the cooling efficiency of your vehicle’s air conditioning system. The kit includes a new compressor (part 78377) pre-filled with the appropriate compressor oil, ensuring proper lubrication from the start. The orifice tube, with a 0.072-inch diameter and black standard style, regulates refrigerant flow precisely. The receiver drier/accumulator measures 3.5 inches in diameter and 8 inches in length, equipped with P-nut fittings on both inlet and outlet for secure connections. Gaskets and seals are included to prevent leaks and maintain system integrity. Designed for use with R134a refrigerant, this kit supports the specific requirements of Cadillac Escalade, Escalade EXT, Chevrolet Tahoe, and GMC Yukon models.

Common Applications and Issues Addressed

• Replacement of a failing or seized A/C compressor
• Resolving refrigerant leaks due to worn gaskets or seals
• Restoring proper refrigerant flow with a new orifice tube
• Eliminating moisture and contaminants with a new receiver drier/accumulator
• Improving overall A/C system performance and reliability

Installation Notes and Tips

When installing the Four Seasons Complete A/C Kit 9129NK, ensure the system is fully evacuated and flushed to remove contaminants. Verify compatibility with your vehicle’s make and model before installation. Use the included gaskets and seals to prevent leaks, and confirm that the orifice tube is installed in the correct orientation. Properly charge the system with R134a refrigerant after installation. Professional installation is recommended to maintain system integrity and performance.

Quality Assurance and Warranty

Four Seasons backs the Complete A/C Kit 9129NK with a limited lifetime warranty, reflecting confidence in the durability and performance of the included components. Each part is manufactured to meet or exceed OEM specifications, ensuring reliable operation in Cadillac Escalade, Escalade EXT, Chevrolet Tahoe, and GMC Yukon vehicles.