Mercedes W220 Rear Door Side Window Glass Glazing Left N/S AS2 A2207300318

Mercedes W220 Rear Door Side Window Glass Glazing Left N/S is an original body glazing component from the Car Windows category, designed for installation on the driver's side in the rear part of the vehicle. This component ensures proper interior illumination, structural stability of the side body, and acoustic comfort while driving. Thanks to its factory-fit design, the glass is a practical solution for post-accident repairs or replacing damaged glass.

Specifications and technical data

• SKU: A2207300318
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2207300318
• Substitutable numbers: A2207300318, A 220 730 03 18
• Location on the vehicle: Rear, Left
• Part type: Rear Side Window
• Category: Car Glass

Purpose and body fitment

The described rear side window is designed specifically for the Mercedes S-Class W220 generation sedan, intended for the rear left side of the body. It is responsible for the proper closure of the side passenger zone, working in conjunction with door seals, the window regulator mechanism, and the door frame. Using original glass allows for maintaining the vehicle's stylistic lines and factory fitment with other body components.

Technical characteristics of the glass

The glass belongs to the group of safety car windows of the side type, used in the rear doors of the vehicle. The glass construction is adapted for operation in guides and for compatibility with the factory window regulator, which enables smooth opening and closing of the window without excessive stress. The properly shaped edge and mounting holes (if present in the given version) allow for secure attachment to the lifting mechanism arm. Selecting the correct side window is important not only for aesthetics but also for the lateral structural rigidity, sealing against water and noise, and passenger safety in the rear part of the cabin. Original glass is designed in accordance with the homologation standards applicable to the specific model.

Application of the glass in service practice

The presented rear left side window is suitable for situations such as:

• replacement after mechanical damage or glass breakage,
• door repair after a side collision,
• restoring full functionality of the window lifting mechanism,
• body restoration in Mercedes W220 vehicles. Using an original component from the same model series facilitates workshop work, reduces assembly time, and limits the need for additional adjustments. This is particularly important in the case of luxury sedans, where the precision of body component fitment affects driving comfort and interior noise levels.

Condition of the part and benefits of choosing a used original

The glass comes from the secondary market, which means it is a used component with the preserved characteristics of the original factory installation. For many users and workshops, choosing such a solution represents a reasonable compromise between repair costs and maintaining high material quality. In the case of side windows, it is particularly important that the glass comes from the same model line, which minimizes the risk of fitment issues. If you are considering whether a new replacement or a used original component is a better choice in your case, an article discussing the differences between these solutions may be helpful – check the comparison of new and used car parts in terms of cost, quality, and durability.

Complementary Car Windows for Mercedes

If you are planning a comprehensive repair or upgrade of the side glazing zone in your Mercedes and need other components from the same group, such as front side windows, rear side windows, or additional door glazing, check the available parts in the Mercedes Car Windows category.