Wiper Arm Mercedes ML W164 Windscreen Wiper Arm Right O/S A1648201440

Wiper Arm Mercedes ML W164 Windscreen Wiper Arm Right O/S is an original component from the Wiper arms group, designed for the right side of the windshield in Mercedes vehicles. This used component ensures a factory-fit, maintaining the correct wiper geometry and stable blade attachment, which translates into a clear field of vision and safe operation in difficult weather conditions.

Specifications and technical data

• SKU: A1648201440
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1648201440
• Substitutable numbers: A1648201440, A 164 820 14 40
• Location on the vehicle: Right
• Category: Wiper Arms

Purpose and function of the wiper arm

The right windshield wiper arm is responsible for precisely guiding the blade across the glass, maintaining constant pressure along its entire operating path. For Mercedes ML W164 series vehicles, the correct setting angle and the rigidity of the arm structure are crucial for effectively clearing water, mud, and debris from the right side of the driver's field of vision.

A properly selected wiper arm:

• ensures stable blade operation without excessive vibration,
• maintains the correct movement path relative to the edge of the windshield,
• reduces blade wear thanks to even pressure,
• minimizes the risk of noise and skipping across the glass surface.

Compatibility with Mercedes ML W164

The arm has been designed specifically for the ML W164 series, which means its geometry, mounting method, and length are adapted to the factory wiper system in this model. The placement on the vehicle on the right side ensures that the component works with the wiper mechanism according to the manufacturer's specifications, without the need for modifications or adjustments.

As a result, the assembly process is straightforward, and after installation, the arm maintains the correct resting position and full range of motion, which is important for both driving comfort and the durability of the entire system.

Characteristics of the used component

The offered wiper arm is a used part, which in practice means a favorable compromise between the purchase cost and maintaining the manufacturer's original specifications. Compared to low-quality replacements, the original arm provides the correct rigidity, properly selected elasticity, and compatibility with the blade mount intended for the ML W164.

Choosing a used OEM component is particularly beneficial in situations where you want to maintain the factory design of the wiper system while optimizing vehicle maintenance costs.

Benefits of using an original wiper arm

Using the correct wiper arm in a Mercedes ML W164 translates into a number of practical operational benefits:

• Driving safety – a properly functioning arm supports effective windshield clearing, which improves visibility in the rain and during night driving.
• Stable system operation – the fit to the factory mechanism reduces stress on the joints and the wiper motor.
• Operational savings – proper blade pressure reduces wear, which extends the period between replacements.
• Consistency with vehicle design – the original part maintains the wiper operating line intended by the manufacturer, with no risk of collision with seals or the hood.

Application area and wiper system expansion

The wiper arm belongs to the group of components responsible for maintaining windshield clarity, working with the drive mechanism and blades. 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 working with the blades, check the available parts in the Mercedes wiper arms category.

Practical assembly and operational tips

During the installation of the right wiper arm, it is worth paying attention to the correct setting of the resting position relative to the lower edge of the windshield and to the proper tightening of the mount to the mechanism axis. After installation, it is recommended to check the full range of wiper motion on both a dry and wet windshield to ensure that the arm does not collide with the seals or the other arm.

For users interested in a broader context of selecting used components and optimizing service costs, guide materials may be helpful, such as the article dedicated to the economical use of parts from the secondary market – you can find it here: Used car parts for Mini Cooper – a way for style and savings.