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

BMW E90 E91 E92 E93 LCI Diesel Alternator Generator Valeo 175A 150 14V is an original alternator designed for BMW diesel models, ensuring a stable power supply for the vehicle's electrical system. Thanks to its high current output and perfect fit for BMW Diesel engines, this component is suitable for both daily use and more demanding driving conditions. It is the ideal solution for users who expect a proven, factory-spec design and full compatibility with original engine equipment.

Specifications and technical data

• SKU: 8507623-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8507623
• Substitutable numbers: 12318507623, 8507623
• Fuel type: Diesel
• Category: Other Engine Parts

Purpose and compatibility with BMW Diesel engines

The alternator has been designed to work with Diesel engines used in the BMW E90, E91, E92, and E93 series. This ensures compatibility with the operating characteristics of diesel engines, which generate higher electrical loads, especially in vehicles with extensive comfort and safety systems. The alternator's design accounts for standard mounting points and accessory drive geometry, facilitating installation in the engine bay without the need for modifications.

Operating parameters and role in the electrical system

The alternator, with its specified current output, provides sufficient power reserves for onboard systems such as engine control units, safety systems, lighting, air conditioning, and advanced multimedia systems. Stable operating voltage promotes proper battery charging and reduces the risk of voltage drops that could affect sensitive electronics. As a result, the alternator is a key component in maintaining the reliability of the entire electrical system in BMW 3 Series E9x generation vehicles.

Practical application and benefits of installation

Using this alternator is particularly beneficial in vehicles experiencing symptoms of insufficient charging, starting problems after short trips, or unstable operation of electrical consumers. Replacing it with a functional unit allows you to:

• restore proper battery charging in BMW diesel engines,
• stabilize the operation of onboard electronics under high load,
• reduce the risk of failures resulting from voltage fluctuations,
• maintain compliance with factory charging system parameters.

For users who frequently use additional electrical consumers (heated seats, advanced audio, navigation, driver assistance systems), a properly selected alternator is an essential element ensuring stable vehicle operation.

Product characteristics and condition

The offered BMW alternator belongs to the group of original parts, which translates into a perfect fit for factory wiring harnesses, brackets, and engine accessories. The product is in used condition, allowing you to combine cost-effectiveness with a design consistent with the manufacturer's specifications. For many BMW users, this is a reasonable compromise between price and functionality, especially for maintenance repairs in older 3 Series generations.

Selection support and additional technical information

The alternator has an assigned OEM part number and interchangeable numbers, which facilitates precise verification of compatibility with a specific engine version and vehicle model year. Before purchasing, it is worth comparing the markings with the currently installed unit or seeking professional advice to confirm compatibility with your specific BMW. This minimizes the risk of selecting the wrong alternator variant, which is especially important given the differences in electrical equipment across various configurations.

If you are planning a comprehensive repair or upgrade of your BMW's engine area and need other items from the same group, such as alternators, starters, or selected accessory components, check out the available parts in the Other BMW category.

For drivers interested in comparing technical solutions used in different brands and models, including sports versions with advanced drivetrain and braking systems, the article discussing design differences in premium vehicles may be helpful – details can be found in the post Audi RS vs other models – what is hidden under the hood and chassis?.