Mercedes CLS W218 Window Seal Door Rear Left N/S Trim Strip Chrome A2187300324

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes CLS W218 Window Seal Door Rear Left N/S Trim Strip Chrome is an original body component designed for installation in the rear left door area. It ensures a tight window guide and provides an aesthetic finish to the window edge, combining a protective function with an elegant, factory-original look. Thanks to its precise fit for the Mercedes CLS W218, the component integrates perfectly with the vehicle's side profile and helps maintain the stylistic consistency of the entire bodywork.

Specifications and technical data

• SKU: A2187300324
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2187300324
• Substitutable numbers: A2187300324, A 218 730 03 24
• Location on the vehicle: Rear, Left
• Color: Chrome
• Category: Window Seals, Gaskets & Trims

Purpose and function of the component

The described trim strip belongs to the Window seals and trim strips group and is dedicated to the rear left part of the body. Its purpose is to:

• ensure stable guidance of the window in the rear door on the driver or passenger side, depending on the market,
• limit the ingress of water and contaminants into the door interior,
• protect the window edge against minor mechanical damage,
• complete the factory decorative line along the lower edge of the window.

Thanks to this design, the trim strip supports the proper operation of the window lifting mechanism and helps maintain acoustic comfort in the cabin.

Finish and body fitment

The trim strip features a chrome finish that highlights the characteristic side line of the Mercedes CLS W218 and harmoniously complements other decorative body elements. The chrome surface:

• gives the vehicle a more distinctive, elegant look,
• emphasizes the door contours and the shape of the window frame,
• serves as a consistent complement to other chrome body details.

As a component designed specifically for this model, the trim strip ensures factory-perfect fitment with the door, without the need for modifications or forced adjustments.

Installation characteristics

The trim strip is designed for installation in the rear left part of the vehicle, which eliminates the risk of error when selecting the side. The original design allows for:

• the use of existing mounting points in the door,
• proper alignment with the window and seals,
• maintaining the continuity of the decorative line along the entire length of the window edge.

As a result, the installation process is orderly, and once installed, the component forms a uniform whole with the other door components.

Condition and benefits of using an original part

The offered trim strip is an original Mercedes component in used condition, meaning it comes from disassembly but retains its factory geometry and material characteristics. Using an original element from this group allows you to:

• maintain compliance with the factory body design,
• minimize the risk of fitment issues typical of aftermarket replacements,
• restore the original appearance of the side bodywork after repairs or door replacement.

This solution is particularly beneficial for post-accident repairs and for maintaining a consistent, factory-original look for the vehicle.

Expanding the scope of repair and related components

If you are planning a comprehensive repair or upgrade of the window area in your Mercedes and need other elements from the same group, such as additional trim strips, guide seals, or window edge finishes, check the available parts in the Mercedes window seals and trim strips category.

If you are simultaneously working on refreshing the cabin and want to better utilize the potential of the interior, it is worth checking out the guide on vehicle interior personalization – you can find it in the article Car interior tuning with Global Parts, which discusses the practical application of used components in interior modifications.