Citroën C4 Grand Picasso Rear Door Glazing Glass Window Right O/S AS2 9204L4

Citroën C4 Grand Picasso Rear Door Glazing Glass Window Right O/S is a factory-original component from the Car Windows category, designed for installation on the passenger side in the rear part of the vehicle body. The original AS2-rated glass ensures the appropriate level of light transmission in accordance with homologation requirements, while maintaining a precise fit to the bodywork and door seals. This is a practical solution for professional body repairs following a collision or for replacing a damaged window in a Citroën C4 Grand Picasso.

Specifications and technical data

• SKU: 9204L4
• Mark: Citroën
• Condition: Used
• OEM Part Number: 9204L4
• Substitutable numbers: 9204L4, 9204 L4
• Location on the vehicle: Rear, Right
• Part type: Rear Side Window
• Category: Car Glass

Purpose and fitment

The presented rear door window has been designed specifically for the Citroën C4 Grand Picasso model and is installed on the right side of the rear bodywork. Thanks to the factory edge profile and the correct bending radius, the glass works seamlessly with the original guides, seals, and window regulator mechanism, which facilitates installation and reduces the risk of leaks. The placement on the vehicle is clearly defined as the rear – right side, which helps avoid errors when selecting the part for a specific side of the body. Such precision is particularly important in workshop practice, where quick identification of the correct window is essential.

Glass parameters and function in the bodywork

The AS2-rated glass used in this window provides appropriate visibility and light filtration, compliant with standards for side windows in passenger vehicles. The construction of the glass is adapted for use as door glazing – it withstands the loads resulting from the movement of the glass in the guides, temperature changes, and body vibrations. The properly selected thickness and type of glass influence:

• stability of operation within the window regulator mechanism,
• noise reduction in the cabin compared to low-quality replacements,
• proper adhesion to seals and maintenance of body tightness.

Use of OEM used parts

As an original Citroën window from the secondary market, this component retains the factory geometry and glass parameters specified by the vehicle manufacturer. In practice, this means a better fit than many aftermarket replacements and a lower risk of issues with door closing or the operation of the window regulator mechanism. When repairing older cars, choosing a used OEM component is often a more predictable solution than installing a cheap replacement. If you would like to learn more about the arguments for this approach, it is worth reading the article The myth of the perfect new part: why a used factory part is the only reasonable choice for older cars?, which discusses issues of quality, safety, and the cost-effectiveness of using original used components.

Service work and repair context

Replacing the rear right door window in a Citroën C4 Grand Picasso usually involves removing the door trim, disconnecting the window regulator mechanism, and resetting the glass in the guides. Using a factory component facilitates these tasks because the dimensions and shape of the glass are consistent with the design specifications of the door. If you are planning a comprehensive repair or upgrade of the side glazing zone in your Citroën and need other elements from the same group, such as side door windows, quarter glass, or additional glazing, check the available parts in the Citroen Car Windows category.

Preparing the car for operation

A functional rear door window is important not only for aesthetics but also for the comfort of using the vehicle – it affects noise levels, protection of the interior against moisture, and the proper operation of the cabin ventilation system. During periods of increased temperature differences, especially in autumn and winter, the condition of windows and seals has a direct impact on window fogging and driving comfort. If you are preparing your car for the season and want to organize a list of elements that require inspection, the guide Winter essentials: which used car parts are worth checking and replacing before the frost? may be helpful, where you will find practical checklists and tips on assessing the condition of key components.