BMW F07 F10 X3 F25 F30 F32 N55 Turbo Electric Actuator 7643115

The BMW F07 F10 X3 F25 F30 F32 N55 Electric Turbocharger Actuator 7643115 is an original turbocharger and parts component designed for N55 petrol engines. This electric actuator ensures proper operation of the turbocharging system, stabilizing the turbine's operating parameters under demanding operating conditions.

Specifications and technical data

• SKU: 7643115-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7643115
• Substitutable numbers: 7643115, 11657643115, 7 643115 02
• Fuel type: Petrol
• Category: Turbos & Parts

Purpose and function of the turbocharger electric actuator

The electric turbocharger actuator in the N55 engine is responsible for precisely controlling the turbine geometry or bypass valve, which translates into stable boost pressure, smooth torque development, and predictable throttle response. In the BMW F07, F10, X3 F25, F30, and F32 models, it is a key component of the turbocharging system, influencing:

• turbocharger efficiency in the full speed range,
• maintaining correct combustion parameters in a petrol engine,
• reducing the risk of overcharging or undercharging the drive unit.

Benefits of using an original BMW component

The actuator offered comes from the BMW parts line, ensuring factory-standard workmanship and fit. In practice, the user benefits from:

• compatibility with the N55 engine control system without the need to modify the installation,
• appropriate operating characteristics adapted to the engine controller maps,
• consistency with other turbocharger and petrol accessories.

The selection of the original electric actuator is particularly important in modern units with precise boost control, where differences in the characteristics of substitutes can lead to diagnostic errors or a decrease in performance.

Product status and application in N55 petrol engines

The actuator is offered as a used part, allowing for cost-effective repair of the turbocharging system while maintaining the original manufacturer's specifications. It is designed for petrol engines where the turbocharger is controlled fully electronically, using signals from the engine control unit.

In BMW F07, F10, X3 F25, F30 and F32 series vehicles with the N55 engine, the use of the correct electric actuator has a direct impact on:

• engine stability under load,
• proper operation of driving modes and assistance systems,
• maintaining the factory performance and operating culture of the petrol unit.

Selection and compatibility verification

Before purchasing, it is recommended to verify the actuator's compatibility with the specific N55 engine and body version (F07, F10, X3 F25, F30, F32) based on the manufacturer's catalog data and specifications. The product is assigned an OEM part number and related interchangeable numbers, which facilitates clear identification in BMW catalogs and service systems.

Thanks to this, it is possible to:

• reducing the risk of installing the wrong element,
• maintaining compliance with the vehicle's factory configuration,
• efficient repair in workshop conditions.

BMW turbocharger electric actuators - in-store offer

If you are looking for other electric turbocharger actuators for BMW, check out our dedicated BMW electric turbocharger actuators category, where you will find a wide selection of components for various models and engine versions.

Technical support and additional knowledge

For accident repairs involving damage to both engine accessories and body components, it's worth familiarizing yourself with practical tips on selecting OEM components. Detailed information can be found in the article "Body and Bodywork – Accident Repairs Using Dismantled Parts ," which discusses procedures, examples, and best practices for using original equipment parts from dismantling.