Mercedes CLC CL203 Right O/S Window Frame Trim Mould Cover A2037250471

Mercedes CLC CL203 Right O/S Window Frame Trim Mould Cover is an original body component designed for the right side of the front window in CL203 series coupé models. Its precisely matched geometry and factory specification ensure proper window guidance and stable seating of the seals. The profile, maintained in a black finish, helps maintain a consistent look for the side body line.

Specifications and technical data

• SKU: A2037250471-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2037250471
• Substitutable numbers: A2037250471, A 203 725 04 71
• Location on the vehicle: Right
• Color: Black
• Category: Headlight Assemblies

Purpose and function of the component

The right front window frame trim in the CL203 body is responsible for stable guidance of the door window and provides proper support for seals and mounting elements. A correctly selected component reduces unwanted vibrations, minimizes the risk of leaks, and helps maintain the correct geometry of the window's contact with the bodywork.

The placement on the right side of the vehicle is important from a compatibility perspective – the trim profile is a mirror image of the left side, which is why using the correct variant is crucial for proper installation and operation of the window lifting mechanism.

Construction, color, and fitment

The element is manufactured as a rigid guide frame, designed for the specific door construction of the Mercedes CL203. The black color of the trim allows for aesthetic integration into the side line of the body, both in standard versions and more extensive styling packages.

The original origin from the Mercedes group translates into proper fitment with factory mounting points and compatibility with standard seals and the window lifting mechanism. Thanks to this, the installation can be carried out in an orderly manner, without the need for structural modifications.

Condition, service application, and benefits of installation

The window frame trim is offered as a used part, which represents a reasonable compromise between repair costs and maintaining the manufacturer's original specification. This type of component is particularly useful for:

• repairs after side collisions or door damage,
• eliminating problems with the passenger side window closing,
• restoring the correct operation of the window lifting mechanism,
• reducing cabin noise resulting from leaks around the window frame.

Using the original trim allows for maintaining factory window guidance parameters, which is important for both acoustic comfort and the durability of the lifting mechanism.

Integration with the body system and front lighting zone

Although the element belongs to the Front lights group, in practice, it works with the entire front zone of the body – from the door, through the pillar, to the area adjacent to the headlights and hood. A correctly positioned window frame helps maintain consistent body lines, which is important for the precise fitment of adjacent panels and lighting elements.

Proper fitment of this trim reduces stress within the door and adjacent panels, which can positively affect the durability of seals, locks, and adjustment mechanisms in the front part of the vehicle.

If you are planning a comprehensive repair or upgrade of the front zone in your Mercedes and need other elements from the same group, such as headlight housings, lamp mounts, or seals adjacent to lighting fixtures, check the available parts in the Mercedes Front lights category.

Installation tips and selection by part numbers

When selecting a window frame trim for a specific CL203 body version, it is worth paying attention to compliance with the manufacturer's markings and door configuration (e.g., differences resulting from the model year or equipment variant). Comparing the shape and mounting points with the removed element is helpful, which makes it easier to avoid mistakes when ordering.

In case of doubts regarding the interpretation of manufacturer markings, verification methods by part numbers, or general rules for selecting used parts, it is worth using expert guide materials – a practical discussion of selection procedures based on factory markings, along with examples and a cost-effectiveness analysis, can be found in the article Why it is worth buying used gearboxes and engines – facts instead of myths.

Summary

Mercedes CLC CL203 Right O/S Window Frame Trim Mould Cover is a functional, original body component designed for the right side of the vehicle, in a black finish matched to the model's styling. Using this trim allows for restoring proper window guidance, improving tightness, and maintaining a consistent look of the side body section, which is important for both driving comfort and the aesthetics of the entire car.