Mercedes W901 Windshield Windscreen Wiper Arms Left Right N/O/S Set A9018200244

Mercedes W901 Windshield Windscreen Wiper Arms Left Right N/O/S Set is an original set designed for vehicles of this series, ensuring stable operation of the windshield cleaning system. This product from the Wiper arms category has been designed to work precisely with the wiper mechanism and maintain the correct geometry of the wiper blade operation. Thanks to their factory origin, the set guarantees a proper fit to the mounts and the kinematics of the system.

Specifications and technical data

• SKU: RHD-A9018200244-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A9018200244
• Substitutable numbers: A9018200244, A 901 820 02 44, A 901 820 03 44, A9018200344
• Location on the vehicle: Right, Left
• Category: Wiper Arms

Purpose and fitment for Mercedes W901

The presented set includes arms mounted on the left and right side of the vehicle, which allows for the simultaneous replacement of both elements and maintains uniform wiper operation. The design dedicated to the Mercedes W901 series ensures proper pressure of the blades against the windshield, the correct operating angle, and compatibility with factory mounts on the mechanism pins.

The original origin of the arms translates into maintaining the factory operating parameters of the system – from the windshield wiping range to the stability of the blade guidance at higher speeds. This is particularly important in commercial vehicles, where reliable visibility has a direct impact on driving safety.

Construction and technical function of wiper arms

The wiper arms in this set are responsible for transferring motion from the drive mechanism to the blades, keeping them in the correct position relative to the windshield. The applied design ensures:

• stable blade mounting and uniform pressure along the entire working length,
• appropriate arm rigidity, reducing vibrations during operation,
• correct angular setting relative to the windshield on the driver and passenger side.

Thanks to this, the wiper system maintains proper operating culture, and the windshield is effectively cleared of water and contaminants, which improves the comfort and safety of driving in difficult weather conditions.

Product condition and benefits of choosing an OEM used part

The offered set of wiper arms is a used part, sourced from vehicle dismantling. In practice, this means maintaining the original geometry, proper fit with the mounts, and compliance with the manufacturer's factory standards. In many cases, used OEM elements provide a better fit than replacements with a universal design.

Choosing original wiper arms in a used version is a reasonable compromise between cost and quality – especially in vehicles used intensively, where durability and reliability are important. The left/right set allows for restoring the correct operation of the entire system without the need to mix different types of arms.

Why it is worth using a set of wiper arms

Replacing wiper arms as a set brings several practical benefits:

• consistent operation of both wipers thanks to the identical design of the arms,
• maintenance of the factory windshield cleaning range on the driver and passenger side,
• reduction of the risk of uneven blade pressure and streaking,
• easier system diagnostics – after replacing the arms, it is possible to more precisely assess the condition of the mechanism and blades.

For workshops and fleet users, this solution facilitates the standardization of repairs and shortens assembly time, as the elements are prepared for direct application in the dedicated model.

Expansion of the wiper system in Mercedes

If you are planning a comprehensive repair or modernization of the windshield area in your Mercedes and need other elements from the same group, such as additional arms, mounts, or elements cooperating with the wiper mechanism, check the available parts in the Mercedes Wiper arms category.

Technical support and knowledge about body systems

For users interested in deepening their knowledge about the structural differences between standard and sports versions – especially in the context of suspension, brakes, and body components – an article describing the comparison of RS models with other variants may be helpful. More information can be found in the material: Audi RS vs other models – what is hidden under the hood and chassis?.