Mercedes S204 Quarter Side Window Glass Rear Left N/S AS2 A2046730310

Mercedes S204 Quarter Side Window Glass Rear Left N/S is a factory body component from the Car windows group, designed for installation in the rear left section of the vehicle. Thanks to its precise fit to the Mercedes bodywork, it ensures stable seating in the door frame and proper interaction with the seals and the window lifting mechanism. It is a practical solution for users looking for a proven, used window with maintained functionality.

Specifications and technical data

• SKU: A2046730310
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2046730310
• Substitutable numbers: A2046730310, A 204 673 03 10
• Location on the vehicle: Rear, Left
• Category: Car Glass

Purpose and fitment

The presented window is designed for installation in the rear section of the body, on the driver's side. Its placement on the vehicle as rear – left means that the component works with the rear left door or the corresponding side panel, maintaining the body line and the factory geometry of the Mercedes glazing. The construction of the window complies with the vehicle manufacturer's requirements, which facilitates installation and reduces the risk of leaks.

Technical characteristics of the AS2 window

The AS2 marking indicates a window with enhanced performance parameters, typically used in the side glazing of passenger vehicles. This type of glass provides:

• an appropriate level of light transmission,
• increased resistance to mechanical damage during daily use,
• safe behavior of the glass structure in the event of breakage.

As a result, the side window with the AS2 marking supports driving comfort and passenger safety, while maintaining compliance with the standards used in original Mercedes glazing components.

Condition and benefits of choosing a used window

The item is offered as a used part, which allows for a significant reduction in repair costs compared to new components, while maintaining the functionality required for daily use. A used side window is a reasonable choice in situations such as:

• mechanical damage to the window after a collision or act of vandalism,
• replacement after cracking or scratching that impairs visibility,
• restoring the vehicle's condition after body and paint repairs.

Choosing an original, used window from a Mercedes allows you to maintain the visual consistency of the body and the fit to factory seals and guides, which is important for both acoustic comfort and interior tightness.

Application in service practice

The rear left side window is a key element when repairing rear doors on the driver's side, replacing damaged glazing, or completing the bodywork after a collision. In workshop practice, the following are particularly appreciated:

• factory fitment to the Mercedes door structure,
• possibility of installation in place of the original window without modifications,
• maintenance of the correct operation of the window lifting and lowering mechanism.

Thanks to this, the product will work well both in professional service centers and in independent workshops that carry out body repairs based on original parts from the secondary market.

Support in choosing used parts

If you are considering whether a new or used side window is a better solution in your case, it is worth reading the analysis of the advantages and limitations of both solutions. A detailed discussion of the differences in terms of costs, quality, and durability can be found in the article Car parts – new or used? We compare costs, quality, and durability, which will help you make an informed purchasing decision.

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