Bosch 1986AD1124 A/C Compressor

Bosch A/C Compressor for BMW M3 and M5

This Bosch A/C compressor is built for OE-style replacement performance in BMW HVAC systems. It is engineered for R134A refrigerant and uses PAG YF 46 oil, with a 12-volt coil and a 6-groove pulley for direct-fit service on select BMW M3, M5, and M6 applications.

Part number 1986AD1124 is part of Bosch’s A/C Compressor line, which draws on OE manufacturing experience and controlled release testing to help ensure consistent fit and function. The compressor is specified with precise casting, pulley, and connector dimensions to align with OE requirements.

Key Features

• Refrigerant type: R134A
• Compatible with PAG YF 46 compressor oil
• Oil filled: Yes
• 7SEU17C compressor type
• 12-volt coil voltage
• 6-groove pulley with 110 mm outside diameter
• Supplied without seal ring
• OE-matched casting, pulley, and connector specifications

Detailed Description

Bosch 1986AD1124 is an A/C compressor for BMW climate control systems that require R134A refrigerant and PAG YF 46 oil. The unit is built to match OE specifications for the compressor body, pulley, and electrical connector interface, helping support a straightforward replacement on BMW M3, BMW M5, and BMW M6 vehicles. Bosch subjects this compressor line to endurance, performance, vibration, leak, salt spray, and noise testing to verify durability under demanding operating conditions.

This part cross-references BMW OE numbers 64509180550 and 64529160816 for the same application. The Bosch A/C Compressor line is focused on replacement parts that follow OE-style dimensional and functional requirements, making 1986AD1124 a practical choice for HVAC service on select BMW performance models.

Vehicle Fitment

• Fits 2008-2013 BMW M3, N/A
• Fits 2006-2010 BMW M5, N/A
• Fits 2010 BMW M6, N/A, without Low CO2 Emissions; A/C Compressor
• Fits 2006-2009 BMW M6, N/A

Common Problems This Part Can Address

• Loss of cabin cooling performance
• Compressor noise during A/C operation
• Refrigerant circulation issues in the HVAC system
• Leak-related A/C system failure
• Compressor wear from age or high-mileage use

Installation Notes and Quality Assurance

Before installation, verify refrigerant type, oil specification, pulley groove count, and connector alignment against the vehicle’s OE requirements. Proper system evacuation, flushing where required, and correct oil charge are important for compressor service. This Bosch compressor is tested for endurance, performance, vibration, leak, salt spray, and noise resistance to support reliable operation in demanding conditions.