Mercedes W211 S211 Front Left N/S Window Glass AS2 A2117250310

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W211 S211 Front Left N/S Window Glass is a factory body component from the Doors and door panels group, designed for installation on the front left side of the vehicle. The glass has been engineered for a precise fit within the door structure, ensuring proper geometry, sealing, and comfort during daily use.

Specifications and technical data

• SKU: A2117250310
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2117250310
• Substitutable numbers: A2117250310, A 2117250310, A 211 725 03 10
• Location on the vehicle: Front, Left
• Category: Doors & Door Skins

Purpose and fitment

The offered front left door glass is dedicated to the Mercedes E-Class W211/S211 generation, which guarantees compatibility with factory guides, seals, and the window lifting mechanism. The Front, Left positioning means the component has been specifically prepared for operation in the driver's door, maintaining the appropriate curvature and dimensions characteristic of this side of the body.

Choosing an original door glass allows you to maintain the vehicle's visual consistency and reduces the risk of issues with closing, wind noise, or improper operation of the window regulator. This is particularly important for premium vehicles, where acoustic comfort and cabin sealing are of great significance.

Technical characteristics of the AS2 glass

The AS2 marking indicates a type of glass commonly used in the side windows of passenger vehicles, ensuring appropriate light transmission and compliance with safety standards. The construction of this type of glass is optimized for resistance to operational stress, temperature fluctuations, and standard loads resulting from the operation of the lifting mechanism.

In practice, this means stable seating in the door frame, proper cooperation with seals, and the maintenance of appropriate rigidity over years of use. The use of glass with the correct technical specifications has a direct impact on passive safety, visibility, and driving comfort in various weather conditions.

Application in the door and body structure

As a component from the Doors and door panels group, the glass works with many structural elements: the door frame, guides, seals, and locks. A correctly selected glass minimizes stress on these components, which translates into smooth operation of the entire door assembly and less wear on the mechanisms.

Replacing damaged or worn glass with an original component allows for the restoration of factory door operating parameters, reduction of wind noise, and improvement of the overall rigidity of the side body section. This is especially important in vehicles used intensively, where doors are frequently opened and closed, and the window is repeatedly raised and lowered.

Condition and benefits of choosing a used component

The presented glass is a used component, which represents a reasonable compromise between repair costs and maintaining the manufacturer's original specifications. Choosing such a solution allows for an economical restoration of door functionality while maintaining compliance with factory assembly standards.

For workshops and individual users, this means the possibility of an efficient replacement of damaged glazing without the need to use aftermarket parts of uncertain origin. Original door glass facilitates installation, shortens repair time, and reduces the risk of subsequent problems with adjustment or leaks.

Expanding repairs within the Mercedes door area

If you are planning a comprehensive repair or upgrade of the door area in your Mercedes and need other elements from the same group, such as panels, reinforcements, or door frames, check the available parts in the Mercedes Doors and door panels category.

If you are also considering the use of used electronic components in your car and want to better understand when it is technically justified, it is worth reading our guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?