Mercedes-Benz E-Class W211 S211 Front Left N/S Window Glass AS2 A2117250110

Mercedes-Benz E-Class W211 S211 Front Left N/S Window Glass AS2 is an original body component designed for installation in the front left door of E-Class W211 and S211 series models. Thanks to its factory-spec fitment, the glass ensures proper seating geometry within the guides, correct operation with the window lifting mechanism, and acoustic comfort inside the vehicle. It is a practical solution for users looking to restore the full functionality and aesthetics of the side glazing area in their Mercedes.

Specifications and technical data

• SKU: A2117250110
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2117250110
• Substitutable numbers: A2117250110, A 211 725 01 10
• Location on the vehicle: Front, Left
• Category: Calipers & Brackets

Purpose and body fitment

The presented side window is designed specifically for installation in the front left door of Mercedes E-Class W211 generation and S211 estate models. The vehicle placement, defined as front – left side, guarantees that the component will work with factory seals, the door frame, and the original window regulator mechanism without the need for modifications or adjustments.

The AS2 marking indicates the use of glass with appropriate safety parameters and light transmittance, compliant with homologation requirements for side windows in passenger vehicles. This ensures the driver maintains proper visibility while meeting standards regarding user protection.

Vehicle function and installation benefits

The side window in the driver's door is responsible not only for visibility but also for the structural rigidity of the door frame, acoustic insulation, and protection against external factors. A properly selected component:

• ensures smooth operation of the window lifting and lowering mechanism,
• reduces wind noise while driving,
• maintains the integrity of the door seal system,
• restores the aesthetics of the side body line after damage or breakage of the previous glass.

Using an original component dedicated to Mercedes helps avoid issues with imprecise fitment, which are typical for universal aftermarket replacements.

AS2 glass characteristics

The AS2 marking used on side windows denotes glass with controlled light transmittance, intended for use in areas where good visibility is required while limiting excessive interior heating. This type of glass:

• meets safety standards regarding impact and shatter resistance,
• provides an appropriate level of transparency, essential for driving comfort and safety,
• is compatible with factory seals and guides used in Mercedes doors.

As a result, replacing a damaged window with this component allows for maintaining performance parameters similar to those of factory-installed parts.

Condition and service application

The item originates from the Brake Calipers and Brackets category, which in this case refers to the assembly group and mounting method within the vehicle structure. The window is offered as a used part, which is a cost-effective solution while maintaining the original origin of the component. Such elements are commonly used in professional body shops and workshops specializing in post-accident repairs, where both fitment and repair economics are important.

Choosing a used side window for a Mercedes allows for significantly reducing the cost of restoring the vehicle to full functionality, especially in situations where other door or body elements were damaged simultaneously.

If you are planning a comprehensive repair or upgrade of the mounting and guidance area in your Mercedes and need other elements from the same group, such as handles, brackets, or mounts, check the available parts in the Mercedes Brake Calipers and Brackets category.

Practical installation tips and choosing used parts

When selecting a used side window for a Mercedes, it is crucial to pay attention to the compatibility of the body generation and the installation side. Proper fitment eliminates the risk of leaks, excessive play in the guides, or incorrect operation of the lifting mechanism. It is also worth checking the condition of the glass edges where they contact the seals and the regulator mounting points.

To better understand how to safely use recycled parts and optimize repair costs, it is worth reading the guide on our blog: Brake calipers under the microscope: How to effectively reduce repair costs by choosing verified recycled parts. Although the article concerns a different group of components, it discusses universal principles of making informed choices regarding used parts, which can also be applied to body components.

Summary

Mercedes-Benz E-Class W211 S211 Front Left N/S Window Glass AS2 is a practical solution for drivers and workshops looking to restore the full functionality of the front left door while maintaining factory fitment. The original AS2 glass ensures proper visibility, acoustic comfort, and compatibility with existing door elements, which translates into trouble-free installation and predictable vehicle behavior in daily use.