Mercedes C204 C207 Panoramic Sunroof Sliding Roof Centre Window Glass Panel AS3

Mercedes C204 C207 Panoramic Sunroof Sliding Roof Centre Window Glass Panel AS3 is an original, factory-made roof glass from the Car windows group, designed for Mercedes coupé and cabriolet models. This component allows for the restoration of full panoramic roof functionality, providing a comfortable amount of light in the cabin and an aesthetic exterior appearance.

Specifications and technical data

• SKU: A2077800221
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2077800221
• Substitutable numbers: A2077800221, A 207 780 02 21, BG
• Category: Car Glass

Purpose and function of the panoramic glass

The presented roof glass is dedicated to the panoramic sunroof construction in C204 and C207 series bodies. It is responsible for:

• illuminating the vehicle interior with natural light,
• maintaining the structural rigidity of the roof,
• proper cooperation with the sliding and tilting sunroof mechanism,
• protecting the cabin from weather conditions.

Thanks to the preservation of factory geometry and edge profile, the glass works with seals and guides, which facilitates proper installation and reduces the risk of leaks.

Benefits of using original Mercedes glass

Choosing an original component from the Car windows group for a Mercedes translates into a number of practical advantages:

• factory fit to the roof frame and sunroof mechanism,
• maintaining the structural rigidity and safety designed by the manufacturer,
• consistent appearance with the rest of the vehicle's glazing,
• easier service work during installation and adjustment.

The used component allows for an economical repair while maintaining the original vehicle specification, which is particularly important for post-accident repairs or replacing damaged roof glass.

Condition of the element and installation aspects

The offered panoramic glass is a used item, which in practice means it comes from disassembly and may show signs of wear typical for this class of parts. Before installation, it is recommended to:

• thoroughly clean the contact surfaces with seals and the roof frame,
• verify the operation of the sunroof guide mechanism,
• check the alignment and adjust the height of the glass relative to the roof skin.

Professional installation in a specialized service center minimizes the risk of glass stress, leaks, and improper operation of the sliding mechanism.

Matching by OEM number and selection support

To ensure that the panoramic glass will be fully compatible with the specific equipment version and year of your Mercedes, it is worth verifying compatibility by OEM number and interchangeable numbers. It is also helpful to check the vehicle configuration by VIN number, which helps avoid mistakes when selecting elements from the sunroof group.

If you want to check step-by-step how to properly compare markings on a part with vehicle data, use our practical guide: Guide: how to choose the right car part by VIN and OEM number. There you will find a procedure scheme, a checklist, and examples of questions worth asking the seller before purchasing used roof glass.

Repair expansion – other Mercedes car windows

If you are planning a comprehensive repair or modernization of the roof glazing area in your Mercedes and need other elements from the same group, such as side roof windows, additional glass panels, or supplementary panoramic segments, check the available parts in the Mercedes car windows category.