Mercedes W221 Rear Side Window Glass AS2 Left N/S A2217301718

Mercedes W221 Rear Side Window Glass AS2 Left N/S is an original body component designed for installation on the rear left side of the vehicle. The AS2 grade glass ensures the appropriate level of light transmission and safety, maintaining factory visibility parameters. It is a practical solution for users who want to restore full functionality and aesthetics to the rear side area of their Mercedes.

Specifications and technical data

• SKU: A2217301718
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2217301718
• Substitutable numbers: A2217301718, A 221 730 17 18
• Location on the vehicle: Rear, Left
• Category: Car Glass

Purpose and fitment

The presented glass has been designed specifically for installation in the rear left part of the body, making it a perfect fit for the body geometry and side line of the W221 model. The placement on the vehicle, defined as rear – left side, facilitates the selection of the correct component during post-accident repairs or when replacing worn-out glass.

Proper fitment to the specific model translates into correct seating in the door or body frame, proper operation of window lifting mechanisms, and tightness against seals and trim strips.

Technical characteristics of AS2 glass

Glass marked with the AS2 grade meets the requirements for light transmission and safety used in automotive side windows. This type of glass:

• ensures good visibility for passengers and the driver,
• limits excessive interior heating compared to clear glass,
• increases driving comfort by reducing glare and solar radiation.

Thanks to the preservation of factory optical parameters, the glass works correctly with mirrors, sensors, and other equipment elements that may be located in the side zone of the vehicle.

Benefits of using original Mercedes glass

Choosing a component from the Mercedes brand means maintaining compliance with factory quality and safety standards. The original rear left glass:

• maintains the proper rigidity of the side body structure,
• ensures compatibility with factory guides, seals, and lifting mechanisms,
• allows for the aesthetic restoration of the vehicle's side line after body and paint repairs.

For users planning a wider range of work on the body or interior, it is worth considering other elements from the Car windows group, which will facilitate comprehensive vehicle renovation. To do this, it will be helpful to go to the appropriate category via the link in the product card.

Practical tips for glass replacement

When planning the replacement of the rear side window, it is worth paying attention to a few technical aspects:

• selection of the correct placement on the vehicle (rear, left side),
• checking the condition of guides, seals, and mounts before installing the new component,
• use of appropriate mounting materials in accordance with the manufacturer's technology.

To better plan service and other potential repairs, you can use our guide for drivers – check which car parts are replaced most often and how to do it cost-effectively. This will make it easier for you to plan the next stages of work on your Mercedes.

Summary

Mercedes W221 Rear Side Window Glass AS2 Left N/S is a functional body component designed for installation in the rear left part of the vehicle, ensuring proper visibility and driving comfort. Its original origin from the Mercedes family promotes the preservation of the factory look and correct cooperation with other body components. It is a reasonable choice for post-accident repairs, replacing damaged glass, or restoring full functionality to the rear side area in the W221 model.