Mercedes-Benz CLC-Class CL203 Front Left N/S Window Glass AS2 A2037250510

Mercedes-Benz CLC-Class CL203 Front Left N/S Window Glass is an original, used side window designed for installation in the front left door of Mercedes CLC CL203 series models. The component ensures proper visibility for the driver while maintaining factory glass specifications marked with the AS2 class, which translates into comfort and safety during daily use. It is a practical solution for users looking for a well-fitted window at a reasonable price.

Specifications and technical data

• SKU: A2037250510
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2037250510
• Substitutable numbers: A2037250510, A 203 725 05 10, BG
• Location on the vehicle: Front, Left
• Offset (ET):
• Category: Additional Glass & Window Parts

Purpose and body fitment

The presented window has been designed for installation in the front left door of the vehicle, which is crucial for the proper operation of the window lifting mechanism and door seals. The placement on the vehicle, defined as front – left side, guarantees that the component is structurally matched to the body geometry of the Mercedes CLC CL203, without the need for modifications or forced fitting.

This type of side glass works with factory guides, the window regulator, and sealing strips, which facilitates installation and reduces the risk of leaks or improper mechanism operation. By maintaining the original specification, the window allows for a consistent appearance of the side body line and proper adhesion to the door frame.

AS2 glass characteristics

The AS2 marking refers to the glass class used in side and rear windows, ensuring an appropriate level of light transmission and mechanical resistance. This type of window is designed to shatter into smaller fragments in the event of damage, which reduces the risk of serious injury to vehicle occupants. At the same time, the transparency necessary for safe driving is maintained.

Using glass of this class allows for compliance with homologation requirements and manufacturer standards. For the user, this means stable optical parameters, no image distortion, and comfortable operation both day and night.

Benefits of choosing an original used window

A door window originating from a Mercedes vehicle retains factory fitment to the bodywork, which is important when replacing glass elements. Original glass works better with existing seals and mechanisms, minimizing the risk of rattles, leaks, or excessive stress in the door.

Choosing a used component allows for a significant reduction in repair costs while maintaining the manufacturer's original specification. This solution is particularly beneficial in the case of localized damage, such as cracks or scratches on the driver's side window, when the rest of the body remains in good condition. An additional advantage is the ecological aspect – reusing parts reduces waste and the consumption of raw materials.

Application in service practice

The item from the Other car windows and window parts category will prove useful both in professional body and paint shops and in services specializing in window replacement. Thanks to its factory origin, the window can be installed using standard service procedures, without the need to modify mounts or guides.

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

How to consciously choose used windows and OEM parts

When selecting a used window, it is worth paying attention to compatibility with the body version, placement on the vehicle, and the glass class. It is also important that the element comes from a reliable source and is described clearly in terms of its purpose. A good practice is to compare the shape and mounts with the window being removed from the vehicle, which facilitates trouble-free installation.

To better understand the advantages of using used original components in service and how they affect repair time, it is worth reading the guide material: how the immediate availability of used OEM parts shortens the car's stay in the workshop. This will allow for more effective repair planning and optimization of service costs.

Additionally, if you are interested in the broader context of using used parts in premium automotive, you can read an article discussing the benefits of such a solution: is it worth investing in used parts for premium class cars and what are the main advantages of such a choice. This is a practical supplement to your knowledge when planning vehicle repairs and upgrades.