BMW G20 G21 Wiper Arm Windshield Windscreen Driver Side Right O/S 9448916

BMW G20 G21 Wiper Arm Windshield Windscreen Driver Side Right O/S is an original windshield cleaning system component, designed specifically for the 3 Series G20/G21. Thanks to its precise fit to the body geometry and factory mounting points, it ensures stable wiper operation and proper blade pressure against the glass, which translates into a clear field of vision for the driver in various weather conditions.

Specifications and technical data

• SKU: RHD-9448916
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9448916
• Substitutable numbers: 9448916, 61619448916, 7427907, 61617427907
• Location on the vehicle: Right
• Category: Windscreen Wiper Arms

Purpose and fitment for BMW G20 / G21

The presented arm is dedicated to the driver-side windshield in BMW 3 Series G20 and G21 generation models. The design has been developed for factory mounting points, which allows for maintaining the correct wiper operation geometry, proper tilt angle, and the appropriate sweeping range. As a result, the wiper system maintains the parameters specified by the vehicle manufacturer, without the need for modifying the mechanism or mounts.

Construction and technical characteristics

The wiper arm belongs to the Single wiper arms group, which means it is responsible for transferring movement from the drive mechanism directly to the wiper blade. The applied design ensures:

• adequate rigidity while maintaining controlled flexibility,
• stable blade guidance across the glass surface,
• proper pressure throughout the entire operating range,
• compatibility with the factory BMW wiper mechanism.

The placement on the vehicle on the right side from the wiper system perspective translates into proper interaction with other system components, which is essential for even glass cleaning and minimizing blind spots in the driver's field of vision.

Original origin and identification parameters

The component comes from the BMW OE line, which means compliance with factory standards for quality, geometry, and finish. The arm has an assigned OEM part number and associated interchangeable numbers, allowing it to be clearly verified in the manufacturer's catalogs and parts selection systems. Technical data such as SKU, reference numbers, and information about the vehicle placement are also available in the product description, which facilitates matching the component to a specific car configuration.

Condition, functionality, and service application

The part is offered as used, which in practice means it comes from disassembly and has been verified for suitability for further use. This type of component is particularly useful in situations where:

• the original arm has been bent or mechanically damaged,
• there are uneven streaks on the glass caused by improper blade pressure,
• replacement of the element is necessary as part of post-accident repairs or front-end restoration.

Using an original arm allows for maintaining consistency with other wiper system components and reducing the risk of vibrations, noise, or incorrect blade travel path, which often occur with non-original parts.

Benefits of choosing an original wiper arm

By choosing this wiper arm, you primarily gain certainty of fitment for your specific BMW 3 Series generation and the preservation of factory system operating parameters. An original aftermarket part is a reasonable compromise between cost and quality, especially for consumable elements that directly affect driving safety and comfort.

If you are planning comprehensive maintenance of the windshield cleaning system in your BMW, it is worth checking out other components available in the Single wiper arms category to select a complete service solution.

Technical support and knowledge about BMW parts

For users who want to better understand the specifics of aftermarket parts for BMW, including the differences between individual series and powertrains, the following article may be helpful: BMW N47 vs M57 – ranking of legendary diesels and aftermarket parts costs. It allows for a better assessment of how choosing the right components affects long-term operating costs and vehicle reliability.

If you are interested in a broader context of parts selection, regeneration, and operation of cars of this brand, also check out our guide section: practical articles about BMW parts and service, where you will find technical discussions, installation tips, and analyses regarding the cost-effectiveness of using original parts and replacements.