The BMW E46 X3 E83 M57N M57N2 Air Conditioning Compressor is an original cabin cooling system component from the air conditioning compressors and clutches category, designed for BMW models with M57N and M57N2 diesel engines. This is a solution for users who want to restore the efficient, stable operation of their air conditioning while maintaining the system's factory performance characteristics.
Specifications and technical data
- SKU: 6915388
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 6915388
- Substitutable numbers: 64526915388, 6915388, BG
- Category: A/C Compressors & Clutches
Intended Use and BMW Fitment
The presented BMW air conditioning compressor has been designed as an air conditioning system component for BMW E46 and X3 E83 vehicles equipped with M57N and M57N2 engines. The OEM construction ensures correct positioning on the engine, proper routing of refrigerant lines, and compatibility with factory accessories.
By using an original compressor, compliance with the operating parameters of the engine and air conditioning control units is maintained, which reduces the risk of diagnostic errors, uneven operation, or excessive load on the accessory drive.
Construction and Operating Characteristics
The compressor plays a key role in the air conditioning system, responsible for compressing the refrigerant and maintaining adequate pressure in the circuit. For M57N/M57N2 units, it is important to maintain:
- stable operating pressure across the entire engine speed range,
- proper cooperation with the compressor clutch and the accessory belt drive,
- adequate cooling performance under highway and city driving conditions.
The original compressor design for BMW minimizes vibrations transferred to the engine and body, resulting in more comfortable air conditioning system operation and reduced wear on other accessory components.
Condition, Origin, and Benefits of Choosing Used Parts
The offered compressor comes from the segment of original used BMW parts. These types of components are often chosen by discerning users who expect factory fitment and predictable system operation, while also reducing costs compared to new aftermarket parts.
- Factory quality of workmanship – maintaining the original manufacturer's specifications.
- Better fitment than many aftermarket parts – especially in terms of integration with air conditioning electronics and control.
- Reasonable price-to-durability ratio – an attractive solution for maintenance repairs on older BMW models.
Before installation, standard servicing procedures are recommended: checking system tightness, replacing the desiccant, and filling the system with the correct amount of refrigerant and oil according to the vehicle manufacturer's guidelines.
Why Choose BMW Air Conditioning Compressors and Clutches
For models with M57N/M57N2 engines, it is particularly important that the air conditioning compressor and clutch comply with factory specifications. This allows for maintaining:
- stable cabin temperature even under high thermal load,
- correct engine load during compressor engagement and disengagement,
- consistent operation with the air conditioning control system and pressure sensors.
If you are looking for other BMW air conditioning compressors and clutches, check out our dedicated offer: BMW air conditioning compressors and clutches.
More About Premium Used Parts
Choosing original used components is a popular strategy not only among BMW owners but also for other premium brands. If you want to better understand the approach to refurbishment and selection of such components in the luxury car segment, read the article: used Mercedes parts – original dismantled parts.
Additionally, if you are interested in the broader context of operating Bavarian models and the impact of original used components on vehicle longevity, we recommend the material: BMW – sports performance and precision and the role of original used parts.
