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

BMW E90 E91 E92 E93 LCI Diesel Alternator Generator 175A 150 14V is an original component from the Alternator and generator parts group, designed for BMW diesel vehicles. It ensures stable 14V charging, which translates into reliable operation of electrical and electronic systems during daily use.

Specifications and technical data

• SKU: 8507623-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8507623
• Substitutable numbers: 12318507623, 8507623
• Fuel type: Diesel
• Category: Alternator & Generator Parts

Purpose and function of the alternator

The alternator in BMW E90, E91, E92, and E93 series models with a Diesel engine is responsible for generating electricity while the engine is running and for maintaining the proper battery charge level. A high-current output version is particularly important in cars equipped with extensive onboard electronics, comfort systems, and additional power consumers.

Stable charging at 14V reduces the risk of voltage drops, flickering lights, or starting problems, which is important both in city traffic and on longer journeys. This is a technical solution designed to BMW specifications, maintaining the correct operating characteristics for diesel units.

Benefits of using an original BMW alternator

Using an original alternator dedicated to the E90–E93 series allows you to maintain the factory parameters of the charging system. Key advantages include:

• Compatibility with the BMW electrical system – perfect fit for factory wiring, mounts, and control systems.
• Appropriate current efficiency for Diesel engines – prepared for higher loads typical of this engine unit.
• Consistency with vehicle energy management systems – the alternator works with the control unit that manages the charging process depending on driving conditions.

As a result, the starting system, lighting, safety, and comfort systems operate under stable conditions, which positively affects the durability of other electrical components.

Product characteristics and condition

The offered BMW alternator belongs to the Alternator and generator parts group and is a used component, sourced from disassembly. This type of OEM component retains the original design and operating parameters intended by the vehicle manufacturer, which is particularly important in the case of precisely tuned electrical systems in modern BMW models.

Choosing a used OEM alternator is a solution that allows you to combine technical installation correctness with an attractive repair cost. For many users, it is a reasonable compromise between quality and budget, while maintaining the proper fit for a specific Diesel engine version.

Ecological and economic aspect

By choosing a used alternator, you support the reuse of functional components and reduce the amount of waste generated during the production of new parts. This is a real way to reduce the environmental impact while keeping your car in full technical working order. If you want to better understand the impact of such choices on the environment, see the article Sustainable automotive: how used parts help reduce carbon footprint.

If you are considering whether a new or used part is a better choice in your case, comparing costs and operating parameters in practice may be helpful – you will find them in the material comparing new and used car parts in terms of quality and cost-effectiveness.

Expanding the charging system in your BMW

If you are planning a comprehensive repair or upgrade of the charging system area in your BMW and need other elements from the same group, such as alternator housings, mounts, or connection elements, check out the available parts in the BMW alternator and generator parts category.