Mercedes W166 Door Card Panel Trim Cover Front Right O/S Black A1667220021

The Right Front Door Trim Panel for Mercedes W166 is an original interior trim element designed for installation on the driver's or passenger's side, depending on the market. Its black, elegant surface harmoniously blends with the factory interior, ensuring a cohesive look and secure mounting for door hardware. This is a practical solution for users looking to restore the aesthetics and functionality of their interior after damage or wear to the original panel.

Specifications and technical data

• SKU: A1667220021
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1667220021
• Substitutable numbers: A1667220021, A 166 722 00 21
• Location on the vehicle: Front, Right
• Color: Black
• Category: Door Panels

Intended Use and Fitment

This trim panel is dedicated to models from the Mercedes W166 family and is specifically designed for installation on the front right door. This ensures proper profiling for the door structure, factory mounting points, and appropriate space for the door handle, grips, and control elements. Consequently, the panel allows for the preservation of original operating ergonomics and correct routing of internal wiring.

Color and Finish

The black color of the trim panel provides a neutral and versatile appearance that complements most interior configurations found in the Mercedes W166. This color choice facilitates panel matching, whether for replacing a single component or undertaking a more extensive cabin renovation. The uniform, understated surface helps maintain visual order and minimizes the visibility of minor dirt typical of daily use.

Functional Role and Importance in Door Construction

The door trim panel plays a significant role in the daily use of the vehicle as it:

• serves as a base for handles, buttons, and controls for windows and locks,
• conceals the internal door structure, wiring, and mechanisms,
• contributes to acoustic comfort by reducing the penetration of external noise,
• shapes the visual perception of the interior, especially in areas with constant contact for the driver and passenger.

A well-chosen trim panel helps maintain the cabin's stylistic consistency and the stable mounting of all door-mounted components.

Condition and Benefits of Choosing a Used Part

The offered trim panel comes from the used parts segment, allowing for economical repairs while maintaining the original manufacturer's specifications. In practice, this means the ability to match the texture, shape, and geometry of the panel to the factory standard without the need for aftermarket replacements with different designs. For many users, this represents a sensible compromise between cost and preserving the interior character typical of the Mercedes brand.

Expanding and Completing the Door Area

If you are planning a comprehensive repair or upgrade of the door area in your Mercedes and require other elements from the same group, such as rear panels, additional coverings, or trim strips, check the available parts in the Mercedes Door Trim Panels category.

Technical Support and Knowledge of Used Parts

When selecting interior components, especially used ones, it is advisable to pay attention to structural compatibility, mounting methods, and differences between various equipment versions. Additional information on how to make informed choices when selecting components from the aftermarket and what to look for when assessing their condition can be found in the article Standard vs. Sport Suspension – Construction Differences and Is It Worth Buying Used Suspension Parts?, which discusses the broader context of selecting used components for a car.