Alternator Valeo BMW E90 E91 E92 E93 LCI Diesel Generator 175A 150 14V 8507623

BMW E90 E91 E92 E93 Alternator Valeo 175A 150 14V is a high-performance power generator designed for BMW models with a Diesel engine, ensuring stable power supply to the vehicle's electrical system. The offered component comes from the group of original BMW components, which translates to proper fit with the factory wiring harness and mounts. A used alternator is a sensible choice for a professional repair of the charging system without incurring the cost of purchasing a new unit.

Specifications and technical data

• SKU: 8507623
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8507623
• Substitutable numbers: 12318507623, 8507623, 24007644022, 7644022, 24007630574, 7630574, 24007644213, 7644213, 24007607738, 7607738
• Fuel type: Diesel
• Category: Other Engine Parts

Application and Compatibility with BMW E90, E91, E92, E93

The Valeo alternator has been designed to work with diesel units in the BMW 3 Series of the E90, E91, E92, and E93 generation. Thanks to a design compliant with factory standards for the powertrain and electrical system, this component allows for maintaining correct battery charging parameters and stable operation of power consumers such as control units, lighting, comfort systems, or multimedia equipment.

The version intended for diesel engines provides adequate current reserve for glow plugs, injection systems, and other consumers characteristic of this type of powertrain. This is particularly important in cars operated in urban conditions and with frequent starts.

Operating Parameters and Alternator Characteristics

The Valeo alternator in this configuration offers a high rated current, enabling stable power supply to the extensive electrical system of modern BMW 3 Series models. The use of a properly selected voltage regulator allows for maintaining the correct battery charging level at different engine speeds, both at idle and during dynamic driving.

Thanks to a design adapted to the factory engine accessories, the alternator works with the original belt and tensioner system, which facilitates installation and reduces the risk of incorrect positioning. This solution is beneficial for both workshops and users who service their vehicles independently.

Benefits of Using an Original BMW Alternator

Choosing an alternator from the BMW line and Valeo production means maintaining compliance with the vehicle's factory parameters. The original design ensures:

• correct fit with engine brackets and mounting points,
• compatibility with factory electrical connectors,
• appropriate charging characteristics for diesel units,
• consistency with the car's energy management systems.

For the user, this means a lower risk of problems with undercharged batteries, flickering lights, or errors in electronic systems. A used OEM component is often more predictable in terms of fit than aftermarket replacements with a universal design.

Condition, Origin, and Installation Aspects

The offered alternator is a used part, sourced from disassembly, which allows for an economical repair of the charging system while maintaining the original BMW specification. Before installation, standard verification of the vehicle's electrical system, the condition of the accessory belt, and ground points is recommended to ensure the proper operation of the entire system.

Due to its factory origin, the installation of the alternator in most cases is close to plug-and-play – without the need for modifications to the wiring harness or mounts, provided that appropriate service procedures are followed. This solution is particularly beneficial for workshops specializing in the BMW brand and for users expecting a predictable repair outcome.

System Expansion and Technical Materials

If you are planning a comprehensive repair or engine bay upgrade for your BMW and need other components from the same group, such as additional alternators, belt tensioners, or pulleys, check the available parts in the Other BMW category.

For those interested in comparing technical solutions used in sporty car versions with advanced powertrain and braking systems, an article describing the design differences between high-performance variants and standard models may be helpful – you can find it here: Audi RS vs. Other Models – What Lies Under the Hood and Chassis?.