BMW F01 E70 Alternator Generator 180A 14V Unit Elstock 28-6744 Diesel 7807187

BMW F01 E70 Alternator Generator 180A 14V Unit Elstock is an efficient charging system component designed for BMW diesel engines. Thanks to its high current efficiency and design compliant with manufacturer standards, it ensures a stable power supply for the electrical system and battery, which translates into reliable starting and proper operation of all electrical consumers. This is a solution for users who expect a proven alternator with solid performance parameters in demanding operating conditions.

Specifications and technical data

• SKU: 7807187-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7807187
• Substitutable numbers: 7807187, 12317807187, 28-6744
• Fuel type: Diesel
• Part type: Alternator
• Category: Alternators & Generators

Purpose and operating parameters

The presented alternator belongs to the Alternators and generators group and has been designed for diesel power units in selected BMW F01 and E70 series models. The high current efficiency of 180A at 14V voltage allows for stable power supply to the extensive onboard electronics, comfort systems, and additional equipment typical of premium class vehicles. Such selected operating parameters ensure that the alternator performs well both in urban conditions and during long trips, where the load on the electrical system is increased (lighting, multimedia systems, heating, power steering systems).

Design and compatibility

The alternator has been manufactured as a component compliant with the vehicle manufacturer's requirements, which facilitates installation in place of the factory unit without the need for system modifications. The use of technology applied by Elstock in remanufactured components allows for maintaining proper charging parameters and correct cooperation with the engine control system and vehicle electronics. Thanks to the maintenance of appropriate mounting points and the correct type of electrical connections, the alternator is prepared for installation in dedicated BMW models, ensuring proper battery charging voltage and stable operation at variable engine speeds.

Application in BMW diesel engines

The charging system in diesel engines is particularly burdened due to extensive control, preheating, and comfort equipment systems. The 180A capacity alternator has been selected to meet these requirements, ensuring:

• adequate current reserve for electrical consumers,
• stable voltage across the entire operating speed range,
• proper battery charging even with frequent starts and short driving distances. Such properties are particularly important in modern BMWs, where a large number of control units and safety systems require a reliable power source.

Condition and benefits of choosing a used alternator

The offered alternator is in used condition, which represents a reasonable compromise between purchase cost and functionality. Choosing such a solution allows for reducing expenses while maintaining the appropriate operating parameters of the charging system, provided that the entire vehicle electrical system is correctly installed and diagnosed. In practice, this means the possibility of quickly replacing a faulty alternator with a component of similar parameters without the need to invest in a new unit, which is particularly beneficial for maintenance repairs in older BMW vehicles.

Expanding the BMW charging system

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 additional generators, alternators with different capacities, or compatible mounting components, check the available parts in the BMW Alternators and generators category.

Technical support and selection of drivetrain components

When working on the drivetrain – especially in vehicles with all-wheel drive and extensive electronics – it is worth paying attention to the correct selection of cooperating components, such as the clutch or dual-mass flywheel. Additional information on diagnostics and the selection of drivetrain components can be found in the article Clutch and dual-mass flywheel – diagnostics and selection of parts for the drivetrain, which will help you better plan comprehensive vehicle service maintenance.