Mercedes S211 W211 Window Guide Rear Left Trim Cover A2117300319

Mercedes S211 W211 Window Guide Rear Left Trim Cover is a precisely fitted body component designed for the rear left window in W211/S211 E-Class models. This used black trim cover allows for an aesthetic finish of the window edge and proper guidance of the seal, which contributes to the vehicle's comfort. Thanks to the preservation of factory geometry, it serves as a functional solution for repairs and renovations of the side body section.

Specifications and technical data

• SKU: A2117300319
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2117300319
• Substitutable numbers: A2117300319, A 2117300319, A 211 730 03 19
• Location on the vehicle: Rear, Left
• Color: Black
• Category: Doors & Door Skins

Purpose and function of the component

The described trim cover is dedicated to the rear left part of the body and operates in the area of the window edge, in the door zone or side body panel. Its task is to:

• provide stable guidance for the window seal in the rear part of the vehicle,
• cover the edge of the door sheet metal or paneling,
• limit the ingress of dirt and moisture around the window edge,
• maintain a consistent stylistic line of the side body section.

The placement on the vehicle on the rear left side allows for unambiguous identification of the installation, which facilitates the selection of the correct component within the Doors and door panels category.

Design parameters and fitment

The trim cover has been designed for factory fitment to the Mercedes body, which translates into proper adhesion to the window and adjacent sheet metal elements. The black color provides a neutral, universal look that blends well with both light and dark body paints.

Thanks to the preservation of the original geometry and profile, the element enables:

• proper alignment with the edge of the rear window on the left side,
• maintenance of even gaps between the window and the door sheet metal or paneling,
• reduction of the risk of rattling and vibrations resulting from improper installation.

Condition and service application

The trim cover is a used element, which makes it a reasonable choice for maintenance repairs where functionality and dimensional compliance with original equipment are the priority. This type of component will work especially well in situations of:

• replacement after mechanical damage in the area of the door or window,
• post-accident repairs of the side body section,
• vehicle renovation, where maintaining the original stylistic line is important.

Selecting a trim cover dedicated to a specific model limits the need for modifications and allows for installation consistent with factory mounting points, which is important for the durability of the entire connection.

Benefits of using a dedicated window trim cover

Using the correct window trim cover in the rear left part of the body affects several key aspects of vehicle operation:

• Body aesthetics – maintaining a consistent side line and even gaps between the window and the paneling.
• Edge protection – an additional barrier against moisture and dirt in the contact zone between the window and the sheet metal.
• Acoustic comfort – proper adhesion of the trim and seal reduces air noise while driving.
• Easier installation – an element matched to a specific model shortens service work time.

If you are planning a comprehensive repair or upgrade of the door zone in your Mercedes and need other elements from the same group, such as panels, reinforcements, or additional trim covers, check the available parts in the Mercedes Doors and door panels category.

For drivers interested in a broader approach to vehicle operation and repair, including the conscious selection of used components, the guide article When is it worth replacing an alternator with a used one: a practical guide for drivers, which discusses practical aspects of selecting parts from the secondary market, may be helpful.