Mercedes A-Class W168 Windshield Windscreen Wiper Arm Right O/S A1683200644

Mercedes A-Class W168 Windshield Windscreen Wiper Arm Right O/S is a precisely engineered component from the Wiper arms group, designed for operation on the right side of the windshield. It is responsible for the stable guidance of the wiper blade, ensuring a clear field of vision for the driver in various weather conditions. This used original component is a sensible choice for drivers who value proven design solutions.

Specifications and technical data

• SKU: A1683200644
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1683200644
• Substitutable numbers: A1683200644, A 1683200644, A 168 320 06 44, EM
• Location on the vehicle: Right
• Category: Wiper Arms

Purpose and technical function

The wiper arm on the right side of the windshield in the Mercedes A-Class W168 is responsible for transferring motion from the drive mechanism to the wiper blade. A correctly selected component ensures:

• stable pressure of the blade against the windshield along its entire working length,
• smooth, repeatable movement without skipping or vibrations,
• effective removal of water, mud, and debris from the driver's field of vision.

Thanks to its proper profile and fit to the windshield geometry, the arm works with the factory wiper mechanism, maintaining the operating characteristics designed by the manufacturer.

Compatibility and fit for Mercedes A-Class W168

Mercedes A-Class W168 Windshield Windscreen Wiper Arm Right O/S has been developed with the front body structure of this model in mind. This means that:

• the operating angle of the arm is adapted to the shape of the windshield and the position of the mechanism,
• the mounting point fits the factory drive spindle,
• the length and geometry of the arm ensure the correct sweeping range on the right side.

Such a fit reduces the risk of uneven windshield wiping, collision with the other arm, or damage to the drive mechanism.

Characteristics of the used component

The offered wiper arm is a used part, which in practice means it comes from disassembly and retains the manufacturer's original design. For the user, this means:

• preservation of factory operating parameters in the wiper system,
• consistency with other system components,
• a reasonable compromise between cost and functionality.

Before installation, it is recommended to check the condition of the mounting, the spring tension of the arm, and the cooperating blade so that the entire system operates in a predictable and safe manner.

Installation and operation in the wiper system

The arm designed for the right side of the windshield is mounted directly onto the wiper mechanism spindle. When replacing, it is worth paying attention to:

• the correct setting of the arm's resting position relative to the lower edge of the windshield,
• the tightening torque of the mounting in accordance with service recommendations,
• the selection of a wiper blade with the appropriate length and mounting type.

A correctly installed arm reduces operating noise, decreases blade wear, and supports maintaining good visibility in rain, snow, and while driving in urban and extra-urban conditions.

Expanding the wiper system in your Mercedes

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 components cooperating with blades, check the available parts in the Mercedes wiper arms category.

For drivers interested in a broader look at the impact of efficient components on engine durability and driving safety, an article describing the operation of the cooling system and the consequences of engine overheating may be helpful – you can find it here: Engine cooling system – overheating, repair, and used radiators.