Smart W452 Rear Window Folding Top Glass Glazing AS2 Q0009342V004000000

Smart W452 Rear Window Folding Top Glass Glazing is an original Smart component designed for installation in the rear section of the folding roof. This used glass from the Car windows category allows for a technically correct replacement of damaged glazing, maintaining factory geometry and safety parameters.

Specifications and technical data

• SKU: Q0009342V004000000
• Mark: Smart
• Condition: Used
• OEM Part Number: Q0009342V004000000
• Substitutable numbers: Q0009342V004000000
• Location on the vehicle: Rear
• Part type: Rear Window
• Category: Car Glass

Purpose and function of the folding roof rear window

The folding roof rear window in Smart models is responsible for proper rear visibility, structural rigidity of the roof covering, and sealing of the roof area. The presented component is designed for installation in the rear body section, within the integrated folding roof, ensuring proper fitment to the frame and seals. The AS2 marking indicates the use of glass with the appropriate light transmission class and mechanical resistance, compliant with requirements for rear windows. As a result, the glass works with the factory lighting system and rearview mirror, providing the driver with a clear field of view.

Benefits of using an original Smart window

Using an original folding roof rear window in a Smart vehicle allows you to maintain:

• Factory fitment to the folding roof frame and upholstery elements.
• Correct surface geometry, which facilitates roof adjustment and closing.
• Consistent appearance with the rest of the vehicle's windows.
• Safety parameters resulting from AS2 glass homologation. For users concerned with the technical correctness of repairs, using a window from the Car windows group dedicated to a specific Smart model reduces the risk of leaks, frame stress, and issues with the folding roof mechanism operation.

Installation and operational characteristics

The element is intended for installation in the Rear position, in the back part of the folding roof. The glass construction allows for compatibility with factory seals, trim strips, and the folding mechanism, which facilitates service work and shortens replacement time. The used nature of the product means that the glass comes from dismantling, which is a beneficial solution for vehicle owners who want to keep the car in its original specification at reasonable costs. A properly selected folding roof rear window helps restore driving comfort, reduce wind noise, and ensure the stability of the roof structure.

Application in the restoration and maintenance of older models

In the case of older Smart models with a folding roof, access to new windows is sometimes limited, which is why used elements from the Car windows category are often chosen for restoration and routine repairs. They allow for preserving the original character of the vehicle without the need to use replacements with uncertain fitment. If you are interested in a broader context of using dismantled parts when refreshing older cars, it is worth reading an article describing how used components influence the modernization and maintenance of cars from the 1998–2012 period: The second life of a youngtimer – how used car parts rejuvenate cars from the 1998–2012 model years.

Expanding repairs within Smart windows

If you are planning a comprehensive repair or modernization of the vehicle's glazing area in your Smart and need other elements from the same group, such as rear windows, side windows, or additional glazing, check the available parts in the Smart car windows category. To maximize the potential of a used folding roof rear window and other dismantled elements, a guide on the operation of such components may be helpful: How to extend the service life of used car parts. This will make it easier for you to take care of the durability of the installed window and the entire folding roof system.