BMW E81 E87 E90 E91 Air Conditioning Compressor N47 Diesel 6987862

BMW E60 E81 E87 LCI E90 N47 Air Conditioning Compressor is an original cabin cooling system component designed for BMW vehicles with diesel engines. A used compressor from this series ensures a factory fit for the air conditioning system, facilitating installation and maintaining proper system operating parameters.

Specifications and technical data

• SKU: 6987862
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6987862
• Substitutable numbers: 64526987862, 6987862
• Fuel type: Diesel
• Category: A/C Compressors & Clutches

Application and Compatibility

The BMW air conditioning compressor with this reference number is designed to work with the N47 engine unit in E-generation 1, 3, and 5 series models. The design is adapted for air conditioning systems in diesel-powered vehicles, which is important for correct engine load and accessory performance characteristics.

Original origin from the BMW Group means:

• precise fit for mounting points in the engine bay,
• compatibility with factory air conditioning hoses and connectors,
• correct gearing and clutch geometry relative to the accessory belt.

Construction and Operating Characteristics

The presented component belongs to the category of air conditioning compressors and clutches, meaning it is responsible for both compressing the refrigerant and controlling the drive engagement via the clutch on the pulley. This design allows the engine control unit to precisely manage the load, limiting power drops during air conditioning operation.

Key functional features include:

• stable operating pressure in the system, promoting uniform cabin cooling,
• mechanical compressor clutch enabling quick drive engagement and disengagement,
• design adapted for diesel engines, taking into account their torque characteristics.

Condition and Benefits of Choosing a Used Part

The item is offered as a used part, sourced from vehicle dismantling. Such components are often chosen by BMW owners who wish to maintain the original vehicle specification at reasonable service costs. In many cases, a used OEM compressor provides a better fit than low-cost aftermarket alternatives.

Choosing a used air conditioning compressor allows for:

• maintaining the factory build quality characteristic of the BMW brand,
• reducing repair costs while preserving the original system design,
• easier diagnostics and servicing due to compatibility with manufacturer documentation.

If you are interested in a broader context of using premium used components, it is worth reading the guide on our blog: used parts for Mercedes – original components from dismantling, where practical aspects of selecting air conditioning compressors and other equipment are discussed.

Practical Installation Tips

When replacing the air conditioning compressor in a BMW with an N47 diesel engine, it is recommended that the installation be performed by a workshop experienced with air conditioning systems. The correct procedure includes, among other things, checking the system for leaks, replacing the desiccant, and filling the system with the appropriate amount of refrigerant and oil according to the service documentation for the specific model.

• Thorough bleeding and leak testing minimize the risk of repeat failure,
• correct accessory belt tension affects the lifespan of the compressor clutch,
• checking the condition of the condenser and fans helps maintain stable system pressures.

Other BMW Air Conditioning Compressors

If you are also looking for other BMW air conditioning compressors and clutches suitable for various models and engine configurations, check out our dedicated offer: BMW air conditioning compressors and clutches. With filters by model and fuel type, you can easily select the right part for your car.