Mercedes SLK R171 Windshield Wiper Arm Front Passenger's Side A1718200540

Mercedes SLK R171 Windshield Wiper Arm Front Passenger's Side is an original component from the Wiper arms group, designed for operation on the passenger side. Designed by the vehicle manufacturer, it ensures the correct geometry of the blade's pressure against the windshield and stable operation of the wiper system in daily operating conditions. The used OEM component is a reasonable choice when servicing the factory windshield cleaning system.

Specifications and technical data

• SKU: rhd-A1718201044
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1718201044
• Substitutable numbers: A1718201044, A 171 820 10 44, A1718200540, A 171 820 05 40, KD
• Location on the vehicle: Front
• Category: Wiper Arms

Purpose and function in the wiper system

The wiper arm is responsible for transferring movement from the drive mechanism to the blade, keeping it in the correct position relative to the windshield. In the case of the SLK R171 model, this element is matched to the characteristic body line of the roadster, which allows for:

• correct operating range on the passenger side of the windshield,
• stable blade guidance at higher speeds,
• maintaining the factory windshield cleaning area.

Thanks to a design consistent with the vehicle manufacturer's specifications, the arm works with the original wiper mechanism, minimizing the risk of vibrations, skipping, or uneven pressure.

Benefits of using an original arm

Using an original wiper arm in a Mercedes SLK R171 allows you to maintain the consistency of the entire windshield cleaning system. In practice, this means:

• secure fit to the mounting on the front of the vehicle and to the factory mechanism,
• maintaining the correct resting position of the blade on the windshield,
• reducing wiper blade wear due to proper pressure,
• aesthetic appearance consistent with the body line and the Mercedes brand standard.

The used OEM element is particularly attractive for maintenance repairs when you want to maintain the original design without the need to use replacements with uncertain fitment.

Selection and technical compatibility

To correctly select the wiper arm for a specific SLK R171 unit, it is crucial to pay attention to:

• location on the vehicle – in this case, front, passenger side,
• compatibility with the mounting system on the wiper mechanism axis,
• intended use with a blade of the appropriate length and profile.

The product has assigned catalog numbers and interchangeable numbers, which facilitates verification of compatibility with a specific vehicle configuration in service catalogs or parts selection systems. This allows you to precisely confirm that the arm will work with the existing mechanism and does not require additional modifications.

Condition of the element and assembly aspects

The wiper arm is offered as a used part, which allows for an economical repair of the system while maintaining the manufacturer's original specifications. Before installation, it is recommended to perform a standard check of the mounting socket, the pressure spring, and the blade attachment point to ensure smooth operation and even pressure against the windshield.

The assembly itself usually comes down to removing the old arm from the mechanism axis, cleaning the contact surface, and seating the new element in the correct position. Correct positioning of the arm in the resting position is important for the driver's comfort and the aesthetics of the front of the vehicle.

Expanding Mercedes 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 elements working with blades, check the available parts in the Mercedes wiper arms category.