Nissens 891579 A/C Compressor

Nissens A/C Compressor for Infiniti FX35 and G35

The Nissens 891579 A/C compressor is built to OE standards for dependable air conditioning performance in demanding driving conditions. It is a direct-fit style replacement for select Infiniti FX35 and G35 applications, with design focus on pumping efficiency, low noise, and reduced vibration.

• OE-standard compressor construction from Nissens
• Fits R134A refrigerant systems
• Uses PAG 46 refrigerant oil
• Oil filled and ready for system preparation
• Clutch included for complete compressor assembly
• 4-groove serpentine pulley design
• 12-volt electrical system with 2-pin connector
• Includes O-rings and 2 O-ring seals
• Compressor type: CWE618

Detailed Product Information

Nissens part number 891579 is engineered for vehicles that require stable compressor output and consistent cabin cooling. The pulley, clutch, hub, bearing, and wobble plate are designed as critical wear and performance components, helping the unit maintain smooth operation under high-load HVAC use. This compressor cross-references UAC CO11149C for the same application.

Compatible with 2003-2008 Infiniti FX35 and 2003-2007 Infiniti G35, this compressor supports factory-style A/C service on these platforms. The 5.3-inch outside pulley diameter, 4-groove serpentine belt drive, and 12V electrical setup align with the listed vehicle applications. Nissens 891579 is a practical replacement choice when restoring cooling performance on Infiniti FX35 and G35 models.

Common Problems This Compressor Can Address

• Weak or inconsistent cabin cooling
• Compressor clutch engagement issues
• Excessive A/C system noise or vibration
• Loss of refrigerant compression efficiency
• Failure of the original compressor assembly

Installation Notes and Tips

Fits 2003-2008 Infiniti FX35, N/A. Fits 2003-2007 Infiniti G35, N/A. The compressor is filled with shipping oil only and must be drained and refilled with the correct PAG 46 oil before installation. Replace the system O-rings as needed, verify refrigerant type is R134A, and confirm pulley and connector match the original unit before service. Proper evacuation and recharge procedures are required after installation.

Quality Assurance

Nissens manufactures compressors to OE standards and validates them for high-stress operating conditions. The brand’s component-level design approach supports consistent pumping performance and durable operation in automotive HVAC service.