Frame Mercedes W205 Rear Window Right O/S Outside Guide Rail Sealing A2057355400

Mercedes W205 Window Trim Seal Right Rear is an original body part from the Window Seals and Trim group, designed for the rear right side of the vehicle. It ensures precise window edge guidance, aesthetic frame finishing, and stable sealing around the rear side window, contributing to acoustic comfort and proper interior protection of the vehicle.

Specifications and technical data

• SKU: A2057355400
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2057355400
• Substitutable numbers: A2057355400, A 205 735 54 00
• Location on the vehicle: Rear, Right
• Category: Window Seals, Gaskets & Trims

Intended Use and Function of the Part

The window frame trim seal in the Mercedes W205 model is responsible for a tight and stable connection between the window and the body structure on the rear right side. This part:

• seals the contact area between the window and the body, limiting the ingress of water and dirt,
• stabilizes the window edge, supporting proper guidance in the tracks,
• tidies up the body line, ensuring a visually cohesive outline of the vehicle's side.

Thanks to its precise fit for the specific body model, the correct geometry of the window frame is maintained, which is important for both the operation of the lifting mechanism and the sealing of the entire side glazing.

Construction and Body Fitment

This part is designed as part of the side window sealing and framing system, taking into account the characteristic body line of the Mercedes C-Class W205 generation. The trim's construction is profiled to the specific frame shape, allowing for:

• secure seating in factory mounting points,
• proper adhesion to the window edge and bodywork,
• maintenance of even gaps between the window and body elements.

Its placement on the vehicle in the rear right section of the body allows for unambiguous identification of the mounting side and eliminates the risk of errors when selecting the component.

Benefits of Using an Original Trim Seal

Using the original window frame trim seal for the Mercedes W205 offers a number of practical benefits in daily operation:

• Factory Fitment – the part is prepared for specific mounting points and body geometry, which facilitates installation and reduces the need for additional adjustments.
• Stable Window Operation – a correctly selected trim seal supports the smooth operation of the window in its tracks, reducing the risk of jams and improper closing.
• Improved Side Glazing Seal – proper adhesion of the part to the window edge and bodywork helps reduce cabin noise and the impact of weather conditions.
• Cohesive Body Appearance – the continuity of the side line is maintained, which is important for collision repairs and visual restorations.

Condition, Service Application, and Part Selection

The offered trim seal is a used part, which in service practice allows for an economical repair of the side glazing area while maintaining the original manufacturer's specifications. This type of component is particularly useful for:

• repairs after collisions in the rear wheel arch and pillar area,
• rectifying leaks around the rear side window,
• restoring the factory appearance after previous, non-original modifications.

For correct part selection, it is advisable to verify compatibility with the specific W205 body version and mounting side to ensure full compatibility with the existing window frame and lifting mechanism.

Complementary Mercedes Window Seals and Trim

If you are planning a comprehensive repair or upgrade of the side glazing area in your Mercedes and need other parts from the same group, such as covers, edge seals, or additional frame trims, check the available parts in the Mercedes Window Seals and Trim category.

More About Using Used OEM Parts

When planning body and window repairs, it is worth considering the impact of the availability of used original parts on vehicle downtime in the workshop. If you want to learn how using such components can speed up order fulfillment and optimize costs, read the article on the impact of OEM used parts availability on repair times in a workshop.