Mercedes GLC X253 Coupe Fixed Window Rear Door Left N/S AS3 Tinted A2537300300

Mercedes GLC X253 Coupe Fixed Window Rear Door Left N/S AS3 Tinted is an original body component designed for installation in the rear left door of Mercedes vehicles. The AS3-rated tinted glass provides enhanced optical comfort and reduces interior heat buildup, which is particularly beneficial during long-term use. This is a solution for users who expect factory-fit quality and consistency with the vehicle's design line.

Specifications and technical data

• SKU: A2537300300
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2537300300
• Substitutable numbers: A2537300300, A 253 730 03 00
• Location on the vehicle: Rear, Left
• Category: Car Glass

Purpose and body fitment

The presented window is designed as a body component mounted in the rear left door, making it perfectly compatible with the geometry of the X253 series body. Proper edge profiling and the correct glass thickness allow for proper interaction with seals, guides, and the window regulator mechanism. Such fitment reduces the risk of leaks and unwanted noise while driving.

As part of the Car windows group, this element is responsible for proper side visibility while serving as an integral part of the door structure, influencing the acoustic and visual comfort of the interior.

Characteristics of AS3 glass and tinting

Glass marked with the AS3 rating is a solution used in areas where the priority is to reduce light and radiation penetration while maintaining adequate transparency for vehicle occupants. The tinted version improves protection against excessive sunlight, which translates into a more stable cabin temperature and less load on the air conditioning system.

The tint also affects the privacy of rear-seat passengers by limiting visibility into the interior from the outside. At the same time, image clarity from the inside is maintained, which is important for safety during maneuvers and city driving.

Benefits of using an original Mercedes window

The original body window dedicated to the X253 series ensures:

• Stylistic consistency with the vehicle's other glazing (shade, glass structure, edge line).
• Proper interaction with factory seals and door fittings, which facilitates installation and reduces the need for additional adjustments.
• Appropriate optical parameters, essential for passenger comfort and daily ergonomics.

For users looking for proven solutions, choosing an original window is a way to maintain the vehicle's value and avoid problems associated with parts of uncertain origin.

Part condition and service application

The item is offered as a used part, which allows for economical vehicle repair while maintaining the manufacturer's original specifications. Such components are frequently used in professional body shops and workshops specializing in post-accident repairs, where both fitment and cost control are important.

Replacing a side body window is particularly important after mechanical damage or vandalism, and using an original component helps restore the vehicle's original functionality and aesthetics without interfering with the door structure.

Support with part selection and additional materials

If you are planning a comprehensive repair or upgrade of the glazing in your Mercedes and are also considering other elements from this group, it is worth browsing the full offer in the Car windows category to select components that are consistent in terms of technology and purpose.

For those who want to better understand the specifics of original body components and make informed choices when selecting parts from the secondary market, we recommend our guide: The best used car parts – a guide to the most frequently chosen original parts. Thanks to it, you will more easily assess when using a used body window is an optimal solution in terms of technical and economic aspects.