Audi S4 B9 Front Door Side Window Glass Right O/S AS2 8W0845202

Audi S4 B9 Front Door Side Window Glass Right O/S is an original component from the Car Windows category, designed for installation on the passenger side. It allows for the restoration of proper visibility and body sealing after damage to the factory glazing, maintaining stylistic and technical consistency with the other windows in the vehicle. This is a practical solution for drivers who want to maintain a high standard of equipment without compromising on OEM parts.

Specifications and technical data

• SKU: 8W0845202
• Mark: Audi
• Condition: Used
• OEM Part Number: 8W0845202
• Substitutable numbers: 8W0845202, 8W0 845 202
• Location on the vehicle: Front, Right
• Category: Car Glass

Application and fitment for Audi S4 B9

The presented window is designed specifically for the front right door of the Audi S4 B9 generation, ensuring a proper fit to the door frame, guides, and lifting mechanism. The placement on the vehicle covers the front right area, allowing the component to work seamlessly with factory seals, the exterior mirror, and trim strips.

Thanks to its construction compliant with the AS2 standard, the window meets the requirements for light transmission and safety for use as side glazing. This helps maintain driving comfort, proper visibility, and compliance with homologation regulations for this type of component.

Technical and functional characteristics

The side window in the front door is responsible for several key operational functions:

• ensuring proper side visibility for the driver and passenger,
• maintaining cabin tightness against water, wind, and noise,
• working with the window lifting mechanism and guides,
• stable seating in the door frame while maintaining the correct body geometry.

A properly selected side window reduces air turbulence at higher speeds and helps maintain acoustic comfort inside the cabin. In the case of the Audi S4 B9, this is particularly important as the car combines dynamic performance with a higher level of cabin soundproofing. Using original glazing allows these properties to be maintained at a level close to the factory standard.

Benefits of choosing an original used window

Choosing an original Audi side window from the secondary market is a reasonable compromise between quality and cost. The OEM component is designed for a specific body model, which means it:

• fits factory mounting points and guides without modifications,
• maintains the correct curvature and glass thickness,
• is compatible with original door seals and trim strips.

A used window allows for significant cost savings compared to a new part, while maintaining the functional parameters characteristic of original equipment. If you want to better plan your repair budget, it is worth checking out the guide on how to save on car service by choosing used OEM parts wisely, where you will find practical tips on selecting components from the secondary market.

Practical assembly and operational tips

When replacing a front side window, it is recommended that the installation be carried out by an experienced workshop or a car glazing specialist. Correct seating in the guides, proper adjustment of the lifting mechanism's end positions, and leak testing have a direct impact on the comfort of use and the durability of the entire system.

To maximize the potential of the newly installed window, it is worth paying attention to:

• the condition of door seals and guides – worn components can cause noise and leaks,
• correct alignment of the window relative to the door frame,
• regular cleaning of the glass with appropriate agents to avoid scratching the surface.

Why choose this component for your Audi

Audi S4 B9 Front Door Side Window Glass Right O/S is a great choice for drivers who want to restore full functionality and aesthetics to the right side of the body after damage to the original glazing. You receive a component designed specifically for this model, compliant with the door construction and safety requirements for side windows.

If you are planning further repairs or upgrades to your glazing system, it is also worth browsing other products in the Car Windows{data-blogs=category} category to find a complete solution tailored to your vehicle. This makes it easier to maintain a consistent standard of equipment and preserve the proper functional parameters of the entire body.