Bosch 1986AD1116 A/C Compressor

Bosch A/C Compressor for BMW Z3 and 3 Series

This Bosch A/C compressor is built for BMW cooling system service with OE-focused dimensions and tested performance. It is a direct replacement for select 1997-2000 BMW Z3 and 1998-1999 BMW 323i, 323is, 328i, and 328is applications.

Part number 1986AD1116 is engineered around precise casting, pulley, and connector specifications to match OE requirements for a cleaner installation and proper fitment. If you are replacing a worn BMW Z3 A/C compressor or servicing a BMW 3 Series HVAC system, this unit is built for R134A refrigerant systems using PAG 100 oil.

Key Features

• Bosch A/C Compressor line with OE-based manufacturing standards
• Part number 1986AD1116 for select BMW applications
• Uses R134A refrigerant and PAG 100 compressor oil
• Oil filled from the factory
• 5-groove pulley with 110 mm outside pulley diameter
• 12-volt coil voltage
• SS96D1 compressor type
• Supplied without seal ring

Detailed Description

Bosch applies its OE manufacturing experience to this A/C compressor to support consistent operation in demanding HVAC service. Each unit is released through a controlled quality process that includes endurance, performance, vibration, leak, salt spray, and noise testing. The result is a replacement compressor built to meet the dimensional and functional requirements of the original system.

For BMW owners and technicians, 1986AD1116 provides a direct-fit solution for select BMW Z3 and BMW 323i, 323is, 328i, and 328is models. The compressor is configured for R134A refrigerant, comes oil filled with PAG 100, and uses a 12-volt coil with a 5-groove pulley. Bosch’s A/C Compressor line focuses on OE-style casting and connector alignment to help maintain proper system integration.

This part cross-references BMW 64528391474 for the same application.

What This Compressor Helps Address

• Weak or inoperative cabin cooling
• Noisy compressor operation from internal wear
• Refrigerant loss related to compressor leakage
• Improper compressor engagement caused by electrical or clutch-related failure
• Poor HVAC performance in BMW Z3 and BMW 3 Series vehicles

Installation Notes and Tips

Verify refrigerant type, oil specification, pulley groove count, and connector alignment before installation. This compressor is specified for R134A systems with PAG 100 oil, and it is listed without a seal ring. Always inspect the system for contamination, flush as required, and confirm the correct charge procedure for the vehicle before returning the A/C system to service.

Quality Assurance

Bosch subjects this compressor to endurance, performance, vibration, leak, salt spray, and noise testing to support reliable operation under harsh conditions. The brand’s OE manufacturing background and release process are used to help ensure the compressor meets the dimensional and functional expectations of the original BMW HVAC system.

• Fits 1997-2000 BMW Z3, A/C Compressor
• Fits 1998-1999 BMW 323i, A/C Compressor
• Fits 1998-1999 BMW 323is, A/C Compressor
• Fits 1997-1999 BMW 328i, A/C Compressor
• Fits 1997-1999 BMW 328is, A/C Compressor