Mercedes X218 Side Window Fixed Glass Rear Right O/S ESG A2187300100

Mercedes X218 Side Window Fixed Glass Rear Right O/S ESG is an original body component from the Car windows group, designed for installation in the rear right section of the vehicle. The fixed design of the window ensures a stable body seal, while the ESG glass guarantees increased resistance to mechanical damage and safe behavior in the event of breakage. This is a practical solution for users who want to restore the factory functionality and aesthetics of the side body section in their Mercedes.

Specifications and technical data

• SKU: A2187300100
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2187300100
• Substitutable numbers: A2187300100, A 218 730 01 00
• Location on the vehicle: Rear, Right
• Category: Car Glass

Purpose and function of the side window

The presented window is a component mounted in the rear right part of the body, in the door or side panel area. As a fixed window, it does not open, which helps maintain body rigidity and reduces noise and vibrations transmitted into the cabin. Thanks to its specific profile and fit to the body lines, it ensures proper adhesion to the seals and maintains the tightness of the window system.

ESG glass technology

The ESG (tempered) glass used in this window is characterized by increased resistance to impacts and thermal stress compared to standard glass. In the event of damage, it shatters into small, relatively blunt fragments, which limits the risk of serious injury. This type of solution is a standard in modern body constructions, combining user safety with operational durability.

Benefits of using an original Mercedes window

Using an original side window in the Mercedes X218 allows you to maintain the vehicle's factory parameters in terms of fit, tightness, and acoustic comfort. The component has been designed for the specific body geometry, which facilitates installation and minimizes the risk of leaks or improper alignment with seals and trim strips. This is particularly important during post-accident repairs or when replacing a window after mechanical damage.

Characteristics of the used product

The offered window comes from the secondary market, which allows for cost savings while maintaining the manufacturer's original specifications. A used component is a good choice in situations where compatibility with factory equipment and cost reduction are priorities, while still maintaining an appropriate level of quality. Before installation, it is recommended to perform a standard inspection of the glass surface and edges for any signs of previous use.

Replacement and fitment in the vehicle

The fixed rear right window is mounted in a dedicated body opening, using the appropriate seals and fasteners provided by the vehicle manufacturer. When replacing, it is worth paying attention to:

• proper cleaning of the contact surface on the body,
• use of appropriate mounting materials (adhesives, seals, trims),
• checking for even seating of the window in the frame.

This approach allows for maintaining body tightness, reducing the risk of leaks, and preserving acoustic comfort inside the vehicle.

If you want to better understand when it is worth choosing parts from the secondary market and when to consider brand-new parts, our blog guide will be helpful: Car parts – new or used? We compare costs, quality, and durability.

If you are planning a comprehensive repair or upgrade of the side glazing area in your Mercedes and need other components from the same group, such as windshields, rear windows, or additional side windows, check the available parts in the Mercedes car windows category.