Mercedes W204 Windscreen Wiper Arm Right Windshield O/S Front A2078201044

Mercedes W204 Windscreen Wiper Arm Right Windshield O/S Front is a factory-original component of the windshield cleaning system, designed specifically for models in this series. As part of the Wiper arms group, it ensures precise blade guidance across the windshield, stable operation in the rain, and predictable performance in all road conditions. This used OEM component is a sensible choice for wiper system maintenance when you want to ensure a perfect fit and maintain factory operating geometry.

Specifications and technical data

• SKU: rhd-A2078201044
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2078201044
• Substitutable numbers: A2078201044, A 207 820 10 44, EM
• Location on the vehicle: Front, Right
• Category: Wiper Arms

Purpose and vehicle placement

The offered wiper arm is designed for the front, right side, which corresponds to the passenger side on left-hand drive vehicles. The component works with the wiper linkage and blade, ensuring proper pressure against the windshield and the correct operating range within the driver's and passenger's field of vision.

The precisely selected geometry of the arm limits vibrations, reduces the risk of blade skipping, and helps maintain even pressure along the entire working length. As a result, the wiper system maintains stable efficiency even at higher driving speeds.

Benefits of using an original wiper arm

Choosing an original wiper arm for the Mercedes W204 allows you to maintain the parameters specified by the vehicle manufacturer. Key advantages include:

• factory fitment to the mounting points and wiper linkage,
• properly selected length and operating angle relative to the windshield,
• stable compatibility with the wiper blade without the need for modifications,
• maintenance of the correct cleaning area on the right side.

An element configured in this way helps maintain windshield clarity in the rain, which translates into safer vehicle handling and comfort for both the driver and passenger.

Component condition and service application

The wiper arm is offered as a used part, which is a cost-effective solution for maintenance repairs when only one arm has been damaged or the component has been mechanically bent. Using a salvaged component allows you to reduce service costs while maintaining the factory design and compatibility with the wiper system.

The component is suitable for both typical replacements following a collision or mechanical damage, as well as for gradual restoration of the windshield cleaning system when you want to restore factory performance parameters without investing in a full new set.

Integration with the wiper system and other components

The right front wiper arm works with the drive mechanism, the left arm, and the blades, creating a cohesive system responsible for clearing water from the windshield. A correctly selected component:

• ensures the proper resting position of the blade on the windshield,
• maintains a stable movement path throughout the entire operating range,
• reduces blade wear due to even pressure distribution.

This makes it possible to maintain predictable wiper operation, which is particularly important during heavy rain and night driving, when the quality of windshield cleaning directly affects visibility.

Expanding wiper system service

If you are planning a comprehensive repair or upgrade of the windshield area in your Mercedes and need other elements from the same group, such as additional arms, mounts, or related system components, check out the parts available in the Mercedes Wiper arms category.

For more extensive service work on suspension and driving comfort, you can also take advantage of practical tips on diagnosis and repair cost optimization, available in the article Suspension knocking? Discover a clever way to restore factory handling precision without spending a fortune at the service center.