Mercedes SLK R171 Window Lifter Motor Front Right O/S Drive Unit A1718201442

Mercedes SLK R171 Window Lifter Motor Front Right O/S Drive Unit is an original component from the Window regulators and motors group, designed for the precise operation of the passenger-side window in the front part of the vehicle body. This used OEM component ensures proper integration with the factory electrical installation, maintaining the correct operating geometry of the window lifting mechanism. It is a practical solution for drivers who want to restore full functionality of the electric windows in their Mercedes without interfering with the door structure.

Specifications and technical data

• SKU: A1718201442
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1718201442
• Substitutable numbers: A1718201442, A 171 820 14 42
• Location on the vehicle: Front, Right
• Category: Window Motors & Regulators

Purpose and function in the window system

The window lifter motor in the SLK R171 model is responsible for driving the mechanism that ensures smooth raising and lowering of the front right window. This component works with the factory door controls and the central comfort module, maintaining functions such as control from the driver's panel or pulse operation, provided they are included in the vehicle's specific configuration.

Thanks to its design, which complies with the manufacturer's requirements, the motor provides:

• stable torque matched to the resistance of the lifter mechanism,
• proper operation across the full range of window movement,
• appropriate mounting in the door without the need for modifications.

Compatibility and installation in Mercedes SLK R171

The offered motor is designed for installation in the front right part of the body, which eliminates the risk of confusion between the driver's side and the passenger's side. The OEM design allows for the use of existing mounting points and factory electrical connectors, which facilitates service and shortens replacement time.

In practice, this means that when properly selected for a specific equipment version:

• installation is performed in a plug-and-play manner,
• there is no need for mechanical housing adaptation,
• compatibility with the original window controls is maintained.

Benefits of using an original motor

Using an original window lifter motor in a Mercedes SLK R171 allows for maintaining the consistency of the entire comfort system. The factory design minimizes the risk of electrical system overloads and improper operation of anti-pinch safety features, if present in the vehicle's configuration. This is particularly important in cars with advanced comfort systems, where every element of the window system is linked to the vehicle's electronics.

A used OEM component is also a reasonable compromise between repair costs and maintaining the quality of the mechanism's operation, which is significant for long-term vehicle operation.

Mercedes window regulators and motors – expansion and service

If you are planning a comprehensive repair or upgrade of the door and window area in your Mercedes and need other elements from the same group, such as driver-side window drives, additional motors for rear windows, or complete lifter mechanisms, check the available parts in the Mercedes window regulators and motors category.

Technical support and part selection by numbers

When selecting used OEM components for window and comfort systems, it is worth paying attention to the compliance of manufacturer markings and the equipment configuration of the specific vehicle. Comparing parameters with service documentation or parts catalogs may be helpful to avoid module communication issues and the potential need for programming.

For users interested in a broader context of selecting used components for drive and comfort systems, including the analysis of typical faults and repair costs, the guide article Emergency BMW E90 motors: check what can ruin your budget! will be useful, as it shows how a conscious approach to choosing parts affects long-term vehicle operating costs.

Summary

Mercedes SLK R171 Window Lifter Motor Front Right O/S Drive Unit is a practical solution for owners who want to restore the efficient operation of the passenger-side electric window while maintaining factory performance parameters. The used OEM component from the Window regulators and motors group ensures proper fitment to the door structure and electrical installation, which translates into stable and predictable operation of the entire window lifting system.