Mercedes W211 Rear Side Door Window Cover Panel Mount Left N/S Black A2116902987

Mercedes W211 Rear Side Door Window Cover Panel Mount Left N/S Black is an original body component from the Protective and decorative moldings group, designed for installation in the rear left area of the vehicle. It provides an aesthetic finish to the window edge and additional protection against mechanical damage and weather conditions.

Specifications and technical data

• SKU: A2116902987
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2116902987
• Substitutable numbers: A2116902987, A 211 690 29 87
• Location on the vehicle: Rear, Left
• Part type: Window
• Category: Body Mouldings & Trims

Purpose and function of the component

The described cover is dedicated to the Mercedes W211 model and is mounted in the area of the rear left door window. Its task is to provide stable guidance for the window edge, seal the contact point with the door panel, and aesthetically complete the side line of the body. A properly selected cover limits the ingress of dirt and moisture into the area of the window lifting mechanism, which promotes longer, trouble-free operation.

Construction and body fitment

The component belongs to the Protective and decorative moldings group, which is why it combines a protective function with the visual alignment of the door edge. The profile of the cover is matched to the geometry of the rear left part of the body, which allows for precise fitting with the door frame and other moldings. The black color scheme facilitates integration with the factory finish, both in versions with dark and contrasting decorative elements.

Benefits of using an original cover

Using an original window cover in a Mercedes W211 allows you to maintain the consistency of the side line and the factory character of the finish. The main advantages include:

• secure fit to the rear left part of the door without the need for modifications,
• stable guidance of the window edge and reduction of its unwanted vibrations,
• sealing the contact between the window and the door panel, which helps protect internal mechanisms,
• aesthetic closure of the body line in a black, neutral finish.

Use in repairs and restoration

The rear left door window cover will work well both for standard post-collision repairs and for body restoration, when it is necessary to restore the factory look of the side part of the vehicle. A used component allows for an economical recreation of the original configuration without sacrificing proper fitment and compatibility with the door structure. If you are planning a comprehensive repair or modernization of the side door area in your Mercedes and need other components from the same group, such as covers, overlays, or additional moldings, check the available parts in the Mercedes protective and decorative moldings category.

Practical assembly and maintenance tips

Before installation, it is worth verifying the compatibility of the cover's shape with the rear left pair of doors and the condition of the contact surface on the vehicle. A properly mounted cover should form an even line with the other moldings and should not cause resistance during window operation. Regular inspection of the condition of the seals in this area helps reduce the risk of corrosion inside the door and extends the life of the window regulator. If you are interested in a broader context of selecting used components and want to better understand what to pay attention to when buying parts from the secondary market, the article on our blog may be helpful: Fuel dosing problems: what to look for when buying a used injection pump and fuel rails?.

Summary

Mercedes W211 Rear Side Door Window Cover Panel Mount Left N/S Black is a functional finishing element from the protective moldings group, designed for the rear left part of the body. It allows for the restoration of proper window guidance, improves the protection of internal door mechanisms, and helps maintain a consistent, factory look of your Mercedes' side line.