BMW F40 F44 Gran Coupé X1 F48 F56 Alternator Generator 14V 180A DENSO 8680374

BMW F40 F44 Gran Coupé X1 F48 F56 Alternator Generator 14V 180A DENSO is an original component from the Alternators and generators group, designed for modern BMW F-series models. High current efficiency and the design developed by DENSO ensure a stable power supply for the vehicle's electrical system, which translates into reliable operation of all onboard systems.

Specifications and technical data

• SKU: 8680374-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8680374
• Substitutable numbers: 8680374, 12318680374
• Category: Alternators & Generators

Purpose and operating parameters

The presented alternator has been designed to work with a 14V system and features an output of 180 A, which allows for the safe powering of extensive electronics in newer BMW models. This configuration is particularly effective in cars equipped with numerous power consumers, such as multimedia systems, advanced control units, or additional comfort equipment. Thanks to the OEM design from DENSO, the alternator maintains stable voltage across a wide range of engine speeds, which reduces the risk of voltage drops, flickering lights, or starting problems. This is a technical solution that fits well with the requirements of modern BMW powertrains.

Benefits of using an original BMW alternator

Using an original alternator in the BMW F40, F44 Gran Coupé, X1 F48, and F56 ensures:

• a precise fit to the factory mounting and belt drive system,
• proper cooperation with the factory charging control,
• adequate current reserve for additional electrical consumers,
• maintenance of stable battery charging parameters. As a result, the 14V 180A DENSO alternator provides a functional solution both for standard operation and in vehicles used intensively, where the load on the electrical system is significantly higher.

Condition, origin, and build quality

The offered item is a used part, sourced from a dismantled BMW vehicle, which allows for maintaining factory build quality at a more favorable cost compared to a new component. The housing, windings, and regulator assembly in alternators of this type are designed for long-term operation in demanding thermal and mechanical conditions typical of the engine compartment. Choosing a used OEM alternator is a solution that often shortens repair time – the part is available immediately, and its parameters are consistent with the manufacturer's factory specifications. This limits the risk of compatibility issues that may occur with aftermarket replacements having different operating characteristics.

Installation and service application

The alternator from this series is intended for installation in place of the factory component, using original mounting points and standard equipment. In practice, this means:

• no need for electrical system modifications,
• preservation of the original accessory belt routing geometry,
• proper cooperation with the factory battery and energy management system. For workshops and users, this means an efficient replacement process and predictable service results, which is particularly important in modern BMW models where electrical systems are highly integrated with control electronics.

Charging system expansion and additional information

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as alternators with similar performance, auxiliary generators, or related charging system components, check the available parts in the BMW alternators and generators category. To better plan service work and shorten vehicle downtime in the workshop, it is worth checking out practical tips regarding the use of used OEM parts – you can find them in the article Availability of car parts off the shelf vs. repair time – how do used OEM parts shorten workshop stays?.