Mercedes S212 Estate Rear Door Fixed Window Glass ESG Left N/S A2127304300

Mercedes S212 Estate Rear Door Fixed Window Glass ESG Left N/S is a factory body component from the Car windows group, designed for installation in the rear left section of the E-Class S212 estate generation. The original ESG fixed window ensures proper geometry, a perfect fit to the door frame, and a consistent look for the side body line, which is important for both the safety and aesthetics of the vehicle. This is a solution for users who want to maintain the construction and character of their Mercedes in accordance with the manufacturer's standards.

Specifications and technical data

• SKU: A2127304300
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2127304300
• Substitutable numbers: A2127304300, A 212 730 43 00
• Location on the vehicle: Rear, Left
• Part type: Rear Quarter Window
• Category: Car Glass

Purpose and vehicle placement

The presented fixed window is dedicated to installation in the rear left part of the estate body, in the passenger door area. Its placement in the side zone is crucial for the structural rigidity of the body, proper interior sealing, and acoustic comfort. Using the correct component in this location reduces the risk of leaks, rattles, and unwanted vibrations while driving.

ESG technology and body function

The rear door fixed window made using ESG technology (toughened safety glass) is designed to shatter into small, blunt fragments in the event of damage, which limits the risk of serious injury. This type of glass is characterized by increased resistance to mechanical and thermal stress compared to standard glass, which is important for the daily operation of the vehicle.

A properly selected side window:

• maintains the factory body line and the aesthetics of the side of the vehicle,
• supports the proper operation of seals and guide rails,
• influences the acoustic comfort of the passenger cabin,
• ensures an appropriate level of passive safety.

Benefits of using an original Mercedes window

The original fixed window designed for the Mercedes E-Class S212 ensures precise fitment to the door frame and compatibility with factory mounting points. As a result, installation is predictable, without the need for modifications or adjustments. Visual consistency with the other windows in the vehicle is also maintained, which is important for post-accident repairs and restoring the vehicle to its factory condition.

This type of component from the Car windows group is particularly important for:

• repairs after side collisions,
• mechanical damage to the glass (cracks, chips, breakage),
• body restoration and restoring the original appearance of the vehicle.

Product characteristics and part selection

The presented fixed window is a used part, sourced from dismantling, which allows for an economical repair while maintaining the original manufacturer's specifications. In the case of side windows, it is particularly important to match the specific body version and ensure compliance with the manufacturer's markings; therefore, it is worth verifying compatibility with your specific vehicle before purchasing.

To facilitate selection, the part has an assigned OEM number and interchangeable numbers, which allow for precise verification of compatibility with a specific Mercedes configuration. This helps reduce the risk of an incorrect purchase and avoids installation problems.

Selection support and additional information

If you are planning a comprehensive repair or upgrade of the side body zone in your Mercedes and need other components from the same group, such as side windows, door windows, or fixed windows, check the available parts in the Mercedes car windows category.

When selecting components from the secondary market, the consistency of manufacturer markings and reference numbers is particularly important. To better understand how to professionally verify compatibility and avoid mistakes when purchasing used components, it is worth reading our guide: No more bad purchases! How to professionally select used car parts, saving time and nerves.