Denso 471-1586 A/C Compressor

Denso A/C Compressor for Mercedes-Benz CL550 and S550

The Denso 471-1586 is a factory-new A/C compressor built for 2007-2009 Mercedes-Benz CL550 and 2007-2009 Mercedes-Benz S550 applications. It uses R134A refrigerant, a serpentine belt pulley, and a bolt tangent mounting style for OE-style fitment and service replacement.

Key Features

• OE-supplier design from Denso for factory-new compressor replacement
• Refrigerant type: R134A
• Clutch maximum diameter: 100.0
• Serpentine pulley belt type for belt-driven HVAC systems
• Bolt tangent mounting type for direct-fit installation
• Part number: 471-1586

Detailed Description

Denso 471-1586 is engineered as an OE-style A/C compressor for Mercedes-Benz CL550 and Mercedes-Benz S550 models from 2007 through 2009. As an original equipment supplier, Denso builds this compressor to match the specifications expected in factory HVAC systems, helping restore proper refrigerant circulation and cabin cooling performance. This part cross-references Four Seasons (e.g., 97356, 98356) for the same application.

Because the compressor is designed around OE standards, it is a strong choice when replacing a worn or failed unit in a Mercedes-Benz CL550 or S550. The 471-1586 part number is also useful when verifying interchange references during compressor replacement.

What This Compressor Helps Address

• Warm air from the vents caused by compressor failure
• Loss of refrigerant circulation in the A/C system
• Noisy or inefficient compressor operation
• Reduced cabin cooling performance in hot weather
• Need for an OE-style replacement on Mercedes-Benz CL550 and S550 models

Installation Notes and Tips

Confirm refrigerant type, pulley style, and mounting configuration before installation. Replace the compressor only after the system is inspected for contamination, leaks, and proper oil balance, and evacuate and recharge the system according to Mercedes-Benz service procedures. Verify belt alignment and clutch clearance during installation. Fits 2007-2009 Mercedes-Benz CL550 and 2007-2009 Mercedes-Benz S550, N/A.

Quality Assurance

Denso manufactures this compressor to strict OE standards and tests it for factory-level fit and performance. As the original designer of many Denso compressor applications, the brand brings direct HVAC system expertise to this replacement part.