BMW F40 F44 Gran Coupé Front Windscreen Wiper Mechanism Motor Actuator 5A36EB9

BMW F40 F44 Gran Coupé Front Windscreen Wiper Mechanism Motor Actuator is a factory-original wiper drive assembly designed for operation on the windscreen in BMW F40 and F44 Gran Coupé models. This solution from the Wiper motors and linkages group is engineered for stable performance in harsh weather conditions and precise integration with the vehicle's factory electronics. By maintaining the original geometry and operating parameters, the mechanism allows for the restoration of proper windscreen clearing without interfering with the vehicle's structure.

Specifications and technical data

• SKU: 5A36EB9-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 5A36EB9
• Substitutable numbers: 0390243576, 0 390 243 576, 5A36EB9, 61617453954, 7453954, 61615A36EB9
• Location on the vehicle: Front
• Category: Wiper Linkages, Transmissions & Motors

Purpose and function in the wiper system

The presented mechanism is responsible for driving and guiding the wiper arms on the windscreen, ensuring the correct operating angle of the blades and even pressure against the glass. The assembly combines an electric motor and a linkage system that transmits torque to the wiper spindles, resulting in stable, repeatable operating motion. The component is dedicated for installation in the front part of the vehicle, in the cowl area, where it works with the factory control system, relays, and BMW electrical installation. Such a solution minimizes the risk of vibration, noise, and uneven blade operation, which directly impacts visibility and driving safety in rain or snow.

Compatibility and identification by part numbers

The mechanism was developed as an original part for the BMW brand, with an assigned OEM number and a set of interchangeable numbers, which facilitates clear identification in service catalogs and parts selection systems. The presence of reference numbers allows for verifying compatibility with a specific equipment version and vehicle model year, and reduces the risk of installing an incompatible component. Thanks to this, the solution is particularly useful for professional repairs where precise fitment to a specific car configuration is essential, without the need for modifying wiring harnesses or mounts. In practice, this means shorter service time and a lower risk of subsequent operational issues.

Performance characteristics and application benefits

As an element from the Wiper motors and linkages category, the mechanism ensures consistent operation of the drive and linkage system, which translates into smooth arm movement and repeatable positioning in the rest position. Using the original design allows for maintaining factory operating speeds, intermittent modes, and compatibility with the rain sensor, if present in the vehicle's configuration. The used condition of the component means that the part comes from dismantling, which in many cases represents a favorable compromise between repair costs and maintaining original manufacturing quality. For the user, this means the ability to restore the efficiency of the wiper system while maintaining compatibility with the factory control system and mounts.

Professional selection and operation of used components

When choosing a used wiper mechanism, it is worth paying attention to the compatibility of the OEM number and interchangeable numbers with the vehicle documentation or data from the manufacturer's catalog. This allows avoiding assembly problems and ensures proper cooperation with the electrical installation and comfort systems. A correctly selected element reduces the risk of motor overload, linkage joint seizure, or incorrect arm parking. If you want to better understand when the installation of used components is technically and economically justified, as well as how to assess the scope of work when repairing a wiper system, the following article will be helpful: Operational failures and costs: how to repair a car using used auto parts?

Expanding repairs within the BMW wiper system

If you are planning a comprehensive repair or upgrade of the windscreen area in your BMW and need other elements from the same group, such as additional motors, complete linkages, or related drive components, check the available parts in the BMW wiper motors and linkages category.