Mercedes X253 Panoramic Sunroof Sliding Roof Middle Window Glass Panel AS3

The Mercedes X253 Panorama Sunroof Glass AS3 Tinted is an original roof glass from the Automotive Glass group, designed for Mercedes vehicles. The AS3 tinted glass provides comfortable solar glare reduction, improving driving conditions and vehicle aesthetics.

Specifications and technical data

• SKU: A2057800000
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2057800000
• Substitutable numbers: A2057800000, A 205 780 00 00
• Category: Car Glass

Technical Characteristics of the Panorama Glass

The presented panorama glass for the X253 model is designed as a component of the sunroof system, maintaining Mercedes' factory geometry and safety standards. The AS3 glass used features an increased tint level, which reduces interior heating and enhances passenger comfort on sunny days.

The tinted glass surface also helps reduce glare, contributing to more stable lighting conditions inside the cabin. This provides the user with better protection against radiation and a more visually cohesive roof, especially in vehicles with styling packages.

Function and Application in the Sunroof System

The Panoramic Sunroof Glass plays a crucial role in the interior ventilation and lighting system. It is responsible for:

• providing a wide field of vision through the roof,
• controlled cabin illumination while maintaining thermal comfort,
• proper cooperation with the sliding and tilting mechanism of the sunroof,
• maintaining the watertightness of the roof system after correct installation.

By retaining the factory shape and glass thickness, the glass works with the sunroof seals and guides in accordance with the manufacturer's specifications, which is important for the durability of the entire system.

Benefits of Using Original Mercedes Glass

Choosing original panorama glass for the Mercedes X253 allows for the preservation of the roof's structural integrity and the factory level of safety. Appropriate glass rigidity and fit minimize the risk of stress, leaks, and improper sunroof mechanism operation.

The AS3 tinted glass offers a favorable compromise between light transmission and protection against interior overheating. In practice, this translates to more stable thermal conditions in the cabin, reduced load on the air conditioning system, and more comfortable vehicle use in urban traffic and on long journeys.

Item Condition and Installation Aspects

The offered panorama glass comes from a used vehicle, allowing for an economical replacement of a damaged part while maintaining original manufacturer quality. This type of solution is particularly beneficial for post-accident repairs or glass replacement after mechanical damage.

Before installation, it is recommended to verify compatibility with the specific X253 body version and check the condition of accompanying components such as seals, guides, and the sunroof cassette. A correctly selected glass facilitates service work and reduces repair time, while maintaining the glass's factory parameters promotes trouble-free long-term operation.

If you are planning a comprehensive repair or upgrade of the roof area in your Mercedes and need other parts from the same group, such as front glass, side glass, or rear glass, check the available parts in the Mercedes Automotive Glass category.

To better plan your service budget and explore savings opportunities when choosing used glass parts and other OEM components, it is worth reading the guide: Rising Repair Costs vs. The Boom in Used Parts – How to Save on Car Servicing?.