Mercedes S205 Estate Rear Left N/S Window Frame Guide Rail Sealing A2057350325

Visual condition of the part

The product shows signs of use visible in the photos. Mercedes S205 Estate Rear Left N/S Window Frame Guide Rail Sealing is an original body component designed for installation on the rear passenger side. It ensures stable window guidance and a tight connection between the window frame and the body, which translates into acoustic comfort and protection of the interior against moisture. This is a practical solution for users who want to restore the factory performance of the rear window in their Mercedes.

Specifications and technical data

• SKU: A2057355500-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2057355500
• Substitutable numbers: A2057355500, A 205 735 55 00, A2057350325, A 205 735 03 25
• Location on the vehicle: Rear, Left
• Category: Window Seals, Gaskets & Trims

Purpose and function of the component

The described window frame guide rail sealing has been designed specifically for the S205 estate body and is installed in the rear left part of the vehicle. It is responsible for the correct guidance of the window in the rail and for maintaining the tightness of the window perimeter while driving and when stationary. Thanks to its properly profiled geometry, it works with the window lifting mechanism, reducing play and unwanted vibrations. This element belongs to the Window seals and trims group, which means its main task is to separate the interior from external factors such as water, dust, or gusts of air. A properly selected seal also affects the smoothness of the window operation – its fluid movement without jamming or noise.

Benefits of using an original Mercedes seal

Using an original Mercedes component in the rear left part of the body allows you to maintain factory fitment and the line of the window frame. A properly selected guide rail seal:

• limits the ingress of water and moisture into the door interior and cabin,
• reduces wind noise at higher speeds,
• supports even window guidance throughout its entire range of motion,
• reduces the risk of premature wear of the window lifting mechanism. As a result, parameters close to the factory state are restored, which is particularly important in premium class cars, where acoustic comfort and body tightness are of great importance.

Installation characteristics and fitment

The rear left window frame guide rail seal is a component dedicated to a specific body configuration, which facilitates installation and limits the need for additional modifications. Its placement in the rear zone, on the left side of the vehicle, allows for precise adjustment to the shape of the door frame and existing mounting points. Before installation, it is recommended to verify the compatibility of the part with the vehicle based on the OEM number and interchangeable numbers available in the technical specification. This helps to avoid compatibility issues and ensures that the seal will work with the existing window mechanism.

Condition and use in repairs

The offered component comes from dismantling and is intended for users who want to economically restore the efficiency of the window system in the rear left part of the body. Such components are particularly useful for:

• repairs after collisions in the area of the rear doors,
• removing leaks and seepage in the vicinity of the window,
• eliminating noises resulting from the wear of guides and seals. Choosing a used, original seal allows you to maintain the high quality of workmanship characteristic of the Mercedes brand, while simultaneously reducing repair costs compared to purchasing a new element.

Complementary elements and further knowledge

If you are planning a comprehensive repair or modernization of the window zone in your Mercedes and need other elements from the same group, such as additional frame seals, finishing trims, or window guides, check the available parts in the Mercedes window seals and trims category. When working with dismantled elements, it is worth knowing good practices for selecting used components. Helpful information can be found in the article describing how to safely choose fuel system components – these principles can largely be applied to other parts groups as well: Fuel dosing problems: what to pay attention to when buying a used injection pump and fuel rails?. If you are interested in a broader context of using dismantled parts in situations of limited availability of new components, it is also worth reading the guide on repairing older models: No parts at the authorized service center? How to deal with repairing older models using dismantled parts.