Window Lifter Mercedes CLS W218 Rear Right O/S Window Regulator A2187300479

Window Lifter Mercedes CLS W218 Rear Right O/S Window Regulator is an original window regulator designed for precise operation in the rear right body section. As a component in the Window Regulators and Motors category, it ensures stable window guidance, proper closing, and consistent mechanism performance in daily use. This is a solution for users who expect factory-fit quality and seamless integration with the door system of the Mercedes CLS W218.

Specifications and technical data

• SKU: A2187300479
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2187300479
• Substitutable numbers: A2187300479, A 218 730 04 79, BG
• Location on the vehicle: Rear, Right
• Category: Window Motors & Regulators

Application and fitment for Mercedes CLS W218

The presented window lifter has been designed specifically for the rear right side of the Mercedes CLS W218 body. This ensures correct placement of mounting points, appropriate guide geometry, and compatibility with factory window mounts and door wiring. As a result, installation is straightforward, without the need for modifications or adjustments required by universal parts.

Placement on the vehicle in the rear right section allows for the restoration of full functionality to the rear passenger-side window, which is important for both comfort and the sealing and acoustics of the interior.

Technical and functional characteristics

The lifter belongs to the Window Regulators and Motors group, meaning it is responsible for the controlled movement of the window in the guides and interaction with the door control system. The design intended for this Mercedes model ensures:

• stable window guidance throughout the entire range of operation,
• correct positioning in both closed and open states,
• consistency with the factory window control system.

By maintaining the original geometry and mounting points, the component works well with factory seals and the door frame, which reduces the risk of rattling, play, or uneven closing.

Component condition and benefits of choosing a used part

The offered window lifter is a used part, which allows you to combine reasonable repair costs with the original design intended by the vehicle manufacturer. Choosing such a solution is particularly beneficial for maintenance repairs where fitment to a specific body version and compatibility with the factory control system are essential.

By using an original window regulator from the secondary market, you minimize the risk of installation problems while maintaining the technical integrity of the entire window lifting system in your Mercedes CLS W218.

Why it is worth choosing an original window regulator

In the case of mechanisms responsible for side window operation, the key factors are: correct fit, guidance stability, and predictable behavior over a long period of use. The Window Lifter Mercedes CLS W218 Rear Right O/S Window Regulator has been developed for a specific model, ensuring that it:

• fits factory mounting points in the door,
• works with original door equipment,
• maintains the correct window operating geometry.

This solution is particularly recommended for vehicle repairs where technical consistency and maintaining the factory character are important.

If you are planning a comprehensive repair or upgrade of the side window area in your Mercedes and need other components from the same group, such as guides, lifting mechanisms, or window drives, check out the available parts in the Mercedes Window Regulators and Motors category.

Practical tips and additional knowledge

When selecting used body and interior equipment components, such as window regulators, it is worth paying attention to compliance with manufacturer markings and vehicle placement. Helpful guides regarding operation and common faults in popular models can also be useful – a good example is an article describing critical engine units in the E90 series, which shows how important an informed decision is when purchasing parts. You can find more on this topic in the article Emergency BMW E90 engines: check what can ruin your budget!.