BMW E46 Convertible Cabrio Rear Window Folding Top Glass Glazing AS2

The BMW E46 Convertible Cabrio Rear Window Folding Top Glass Glazing AS2 is a factory-made AS2 glass component designed for installation in the original folding roof. This is a used, fully functional window from the Car Windows category, designed specifically for the Convertible version, ensuring proper rear visibility and compatibility with the factory roof lining. By maintaining OEM specifications, it provides a practical solution for repairing or replacing the rear glazing in a folding roof.

Specifications and technical data

• SKU: 8229839-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8229839
• Substitutable numbers: 8229839, 54318229839, KD
• Location on the vehicle: Rear
• Category: Car Glass

Purpose and fitment for the BMW E46 Convertible

The described folding roof rear window is designed for installation in the BMW 3 Series E46 Convertible model, replacing the factory glazing in the soft top. The component is dedicated to installation in the rear part of the vehicle, within the folding roof section, which allows for maintaining the correct geometry of the structure and the proper folding and unfolding of the roof.

The AS2 glass glazing provides an appropriate level of light transmission and safety, in accordance with the requirements for rear windows in passenger vehicles. This ensures that the driver maintains clear rear visibility while the window meets the homologation requirements for this type of component.

Technical and functional characteristics

The BMW E46 Convertible Cabrio Rear Window Folding Top Glass Glazing AS2 is a glass element intended for integration with the fabric roof lining. The design provided by the manufacturer allows for proper tensioning of the roof fabric and stable mounting of the window in the frame, which reduces the risk of leaks and deformations during the operation of the folding mechanism.

Key functional features of this window include:

• dedicated placement in the rear part of the vehicle, in the folding roof area,
• AS2 glass construction, adapted for rear window functions,
• compatibility with the factory roof folding system in the BMW E46 Convertible.

By maintaining the original geometry, the window works with the seals and roof frame elements, which facilitates proper installation and subsequent operation without excessive stress.

Condition, origin, and advantages of using a pre-owned component

The presented rear window comes from an original BMW folding roof system and is offered as a used OEM component. Such components are frequently chosen for convertible roof repairs because they ensure factory fitment to the body structure and compliance with the parameters specified by the manufacturer.

Using a pre-owned OEM window allows you to:

• maintain visual and technical consistency with other body elements,
• reduce repair costs compared to purchasing a new component,
• preserve the original character of the Convertible version without the need for aftermarket replacements with uncertain parameters.

If you want to better understand how to optimize service costs while maintaining appropriate quality, it is worth reading the article Rising repair costs and the boom in used parts – how to save on car service?, which discusses a practical approach to choosing used OEM components.

Benefits of replacing the rear window in a folding roof

Replacing the rear window in a BMW E46 Convertible folding roof is important not only from an aesthetic point of view but also for safety and driving comfort. A functional rear window:

• improves rear visibility, which is important when maneuvering and driving in city traffic,
• reduces fogging and image distortion compared to worn or damaged elements,
• supports the proper operation of the roof folding mechanism, as the rigidity of the window affects the performance of the entire structure.

By choosing an original, used window from the Car Windows category, you gain a component matched to your specific model, which facilitates installation and minimizes the risk of operational issues.

Expanding the scope of repair and additional information

If you are planning a comprehensive repair or upgrade of the glazing area in your BMW and need other elements from the same group, such as rear windows, side windows, or additional glazing, check out the available parts in the BMW Car Windows category.

When making a decision on choosing between new and used components, it is also worth reading the comparison of costs and quality, which you will find in the material New or used? A comparison of car parts costs and quality. This will allow you to consciously choose a service strategy for your BMW E46 Convertible, maintaining a balance between your budget and the technical parameters of the components used.