Smart Fortwo 451 Side Window Glass Fixed Front Left N/S AS2 Glazing A4517250400

Smart Fortwo 451 Side Window Glass Fixed Front Left N/S AS2 Glazing is an original body glazing designed for installation in the front section on the driver's side. Thanks to its compliance with factory specifications, Smart automotive glass ensures a consistent vehicle appearance, proper fitment with the seal, and correct operation of door mechanisms. It is a practical solution for users looking for a used, yet fully functional body component.

Specifications and technical data

• SKU: A4517250300
• Mark: Smart
• Condition: Used
• OEM Part Number: A4517250300
• Substitutable numbers: A4517250300, A 451 725 03 00
• Location on the vehicle: Front, Left
• Part type: Front Quarter Window
• Category: Car Glass

Technical characteristics and fitment

The described glass is intended for installation in the front – left side of the vehicle zone, which means it works with the factory door frame and original Smart Fortwo 451 seals. The fixed design of the glazing eliminates the need for a lowering mechanism, which translates into stable seating in the bodywork and lower susceptibility to leaks in this area. The glass type marked as AS2 indicates the use of tempered, safety side glazing, compliant with standards used in modern passenger cars. As a result, the glass maintains adequate resistance to small stone impacts and typical operational loads, and in the event of damage, it breaks into small fragments with limited sharpness.

Body function and installation benefits

The fixed side window in the Smart Fortwo 451 plays an important role in stiffening the door structure and maintaining the correct geometry of the seal contact. A properly selected component:

• ensures tightness against water ingress and external noise,
• maintains proper side visibility for the driver,
• reduces air turbulence in the cabin at higher speeds,
• contributes to an aesthetic, consistent side line of the body. Choosing an original glass from this series allows you to maintain factory optical parameters and fitment to the bodywork, which is particularly important during post-collision repairs or when replacing damaged glazing.

Component condition and practical application

The offered glass comes from the used Smart automotive glass segment, making it an attractive cost alternative to a new replacement, while maintaining original geometry and installation compatibility. This type of component is particularly useful for:

• post-accident repairs of the left side of the body,
• point damage (cracks, chips) in the front side window zone,
• renovation of city vehicles used intensively in urban traffic. Thanks to its factory origin, the glass works with original mounts and seals, which facilitates workshop work and shortens installation time.

Installation zone and body compatibility

The placement in the front area on the left side of the vehicle means that the glass is an integral part of the driver's door zone. Proper fitment in this location is important not only for comfort but also for safety – correct side visibility and the absence of optical distortions facilitate the assessment of the situation on the road, especially when changing lanes or maneuvering in a parking lot. Due to the design of the Smart Fortwo 451 body, the use of appropriate glazing at this point allows for maintaining the characteristic side line of the car and proper alignment with other body elements.

Support in choosing used glass and other components

If you want to better understand when choosing used glazing or other body components is a reasonable solution, it is worth checking out the guide on German cars – you will find practical tips in the article Renovation and repair of German cars: which used parts are worth buying and which are better to avoid?. If you are planning a comprehensive repair or modernization of the side glazing zone in your Smart and need other elements from the same group, such as side door windows, small triangular fixed windows, or additional side glazing, check the available parts in the Smart automotive glass category.