Mercedes CLK-Class C209 Rear Left N/S Window Strip Moulding Seal A2096700138

The Mercedes C209 Rear Left Door Window Sweep is a precisely fitted body component responsible for effectively channeling water and debris away from the rear left window surface. Thanks to its factory geometry and proper profile, the sweep ensures stable operation of the window lifting mechanism and limits moisture ingress into the door interior. This is a practical solution for users who want to restore proper window function and maintain the aesthetic appeal of their Mercedes' side body line.

Specifications and technical data

• SKU: A2096700138
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2096700138
• Substitutable numbers: A2096700138, A 209 670 01 38
• Location on the vehicle: Rear, Left
• Category: Car Glass

Function and Role of the Window Sweep

The rear left window sweep in C209 series models operates directly on the glass edge, creating a tight seal between the window and the door panel. It is responsible for:

• mechanically sweeping water off the window surface during its raising and lowering,
• limiting the ingress of dirt, sand, and road salt into the door interior,
• providing lateral stability to the window in its guides, reducing vibrations and noise,
• protecting the window edge from micro-damage resulting from the mechanism's operation.

This ensures that the window lifting system operates more smoothly, and the risk of accelerated wear on guides and seals is significantly reduced.

Body Fitment and User Comfort

This component is specifically designed for installation on the rear left door, guaranteeing proper adhesion to the window and the panel edge. The appropriately selected sweep profile contributes to:

• maintaining an even gap between the window and the door,
• reducing wind noise at higher speeds,
• limiting condensation and moisture buildup inside the door,
• preserving the cohesive styling line of the vehicle's side body.

A correctly fitted window sweep helps maintain acoustic comfort within the cabin and supports the long-term, stable operation of the entire window assembly.

Characteristics of a Used Component

The offered sweep is a used part, meaning it is an original component matched to the vehicle manufacturer's standards. A used part of this type is a sensible choice when:

• you want to maintain factory fitment with the door and window,
• you wish to avoid issues with the imprecise profile of typical aftermarket replacements,
• you are looking for an economical solution while ensuring correct functionality.

A used window sweep allows for the restoration of proper window operation without the need for structural modifications to the door or mounting points.

Application in Automotive Window Systems

As a component within the Automotive Glass group, the sweep works in conjunction with the window lifting mechanism, seals, and the outer door panel. Replacing a worn or damaged sweep is particularly recommended when symptoms such as:

• increased noise around the rear window while driving,
• traces of water or moisture on the door upholstery,
• difficult window operation, jerky or uneven lifting,
• visible damage to the rubber sweep on the window edge.

A correctly selected component helps maintain the seal and functionality of the window area, contributing to the comfort of daily vehicle use.

Comprehensive Service for Mercedes Window Areas

If you are planning a comprehensive repair or upgrade of the side window areas in your Mercedes and require other components from the same group, such as window seals, guides, or additional window sweeps, check the available parts in the Mercedes Automotive Glass category.

When planning a broader scope of work, it's beneficial to explore the One-Stop-Shop approach, which allows you to source all necessary components from a single location – you can find more information on this in the article Comprehensive Sourcing: From Engine to the Smallest Clip – How to Assemble Used Car Parts in One Place?.

If you want to better understand why choosing original, used components is important for repair safety and durability, the guide OEM Quality and Safety Guarantee – Why Used Original Car Parts Are the Best Choice for Your Car? will also be helpful.