Bosch 1986AD1123 A/C Compressor

Bosch A/C Compressor for BMW Applications

This Bosch A/C compressor is built for BMW HVAC systems that use R134A refrigerant and PAG YF 46 oil. It is an OE-style replacement engineered for precise fitment, stable operation, and dependable cooling performance in demanding driving conditions.

Part number 1986AD1123 is a direct-fit compressor for select BMW 550i, 650i, 750i, X5, X6, M5, and M6 applications. Bosch’s A/C compressor line is developed with OE manufacturing experience and validated through endurance, performance, vibration, leak, salt spray, and noise testing.

Key Features

• Refrigerant type: R134A
• Compatible oil type: PAG YF 46
• Oil filled: Yes
• 7SBU17C compressor design
• 12-volt coil voltage
• 4-groove pulley with 110 mm outside diameter
• Includes seal ring
• OE-matched casting, pulley, and connector specifications

Product Details

Bosch A/C Compressor 1986AD1123 is designed for BMW owners who need a replacement compressor that matches factory specifications for fit and function. The compressor is built to align with OE dimensions and connection points, helping support proper belt alignment and refrigerant system operation. This part cross-references Monroe Shocks & Struts (e.g., 64509154072) for the same application.

Compatible With 2010-2016 BMW 550i, 2010-2015 BMW 550i GT, 2010-2016 BMW 550i GT xDrive, 2011-2016 BMW 550i xDrive, 2012-2016 BMW 650i, 2013-2016 BMW 650i Gran Coupe, 2012-2016 BMW 650i xDrive, 2013-2016 BMW 650i xDrive Gran Coupe, 2010-2015 BMW 750i, 2010-2015 BMW 750i xDrive, 2009-2015 BMW 750Li, 2010-2015 BMW 750Li xDrive, 2010-2015 BMW 760Li, 2013-2015 BMW M5, 2012-2015 BMW M6, 2014-2015 BMW M6 Gran Coupe, 2011-2016 BMW X5, and 2015-2016 BMW X6.

What It Helps Address

• Weak or inconsistent cabin cooling
• Compressor noise during A/C operation
• Refrigerant leakage at the compressor assembly
• Loss of A/C performance from worn internal compressor components
• Fitment issues caused by non-OE dimensions or connector mismatch

Installation Notes

Before installation, verify refrigerant type, pulley configuration, connector alignment, and system oil specification. This compressor is oil filled and uses PAG YF 46, so the existing A/C system should be checked for contamination, correct oil balance, and proper evacuation before recharge. Confirm the vehicle application against the listed BMW fitment for 1986AD1123 before replacement.

Quality Assurance

Bosch validates this A/C compressor through endurance, performance, vibration, leak, salt spray, and noise testing. Those checks are used to confirm durability and consistent operation under harsh conditions while maintaining OE-style fit and function for BMW HVAC systems.