Nissens 890043 A/C Compressor

Reliable A/C Compressor for BMW 328i and X3 Models

The Nissens 890043 A/C compressor is engineered to restore efficient air conditioning performance in select BMW vehicles. Designed specifically for BMW 328i, 328i xDrive, and X3 models, this compressor ensures compatibility and reliable operation with R134a refrigerant systems.

• Compatible refrigerant type: R134a
• Pre-filled with PAG 46 oil for optimal lubrication
• Compressor type: 7SBU16C
• Six-groove pulley design with a maximum diameter of 4.3307 inches
• First fit installation with pre-filled oil to save time

Technical Details and Features

The Nissens 890043 A/C compressor is a 7SBU16C type unit designed for use with R134a refrigerant and compatible with PAG 46 oil. It features a six-groove pulley system with a maximum pulley diameter of approximately 4.33 inches, ensuring proper belt alignment and efficient power transfer. This compressor comes pre-filled with PAG oil, which simplifies installation and reduces the risk of contamination or improper lubrication. The first fit design allows for a straightforward replacement process, minimizing downtime for BMW 328i, 328i xDrive, and X3 owners.

Applications and Common Issues Addressed

• Restores cooling performance in BMW 328i and X3 air conditioning systems
• Replaces faulty or worn compressors causing insufficient cooling
• Eliminates compressor noise or clutch engagement problems
• Resolves refrigerant leaks related to compressor failure
• Addresses compressor seizure or mechanical failure

Installation Notes and Tips

Installation of the Nissens 890043 compressor should be performed by a qualified technician familiar with BMW HVAC systems. The unit comes pre-filled with PAG 46 oil, so additional oil charging is typically unnecessary. Ensure the system is properly evacuated and recharged with R134a refrigerant after installation. Verify belt alignment with the six-groove pulley and inspect the drive belt for wear. Proper torque specifications should be followed to avoid damage to mounting points.

Quality Assurance and Warranty

Nissens manufactures this compressor to meet OEM standards for fit, form, and function. The pre-filled oil and first fit design contribute to consistent performance and reliability. While specific warranty terms may vary, Nissens products generally include coverage against manufacturing defects. Consult the product documentation or supplier for detailed warranty information.