Mercedes W166 Door Card Panel Rear Left N/S Black Microfibre A1667200170

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W166 Door Card Panel Rear Left N/S Black Microfibre is an original interior trim component designed for installation on the rear left door of Mercedes vehicles. This product from the Door panels category allows for restoring the consistent appearance of the cabin side and maintaining factory aesthetics and door operation ergonomics.

Specifications and technical data

• SKU: A1667300170
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1667300170
• Substitutable numbers: A1667300170, A 166 730 01 70
• Location on the vehicle: Rear, Left
• Color: Black
• Category: Door Panels

Purpose and function of the component

The presented door card is designed as a dedicated interior cover for the rear left side of the W166 series body. Its purpose is to provide an aesthetic finish to the door surface, cover the structural frame, and ensure comfortable support for the passenger. Thanks to its factory fitment for the specific body model, the panel guarantees proper alignment with the window, seals, and other door components.

The black color scheme helps maintain a uniform interior look, blending well with both light and dark upholstery configurations. It is a practical solution when replacing a damaged or worn door card, especially when aiming to preserve the original styling line and material consistency.

Construction, color, and fitment

The door panel is manufactured as a complete interior cover, prepared for installation at factory mounting points on the rear left side of the vehicle. The construction is designed to work with standard door equipment, such as the interior handle, lock mechanism, and window guides, which facilitates integration with the existing assembly.

The black color of the upholstery allows for easy matching with most interior configurations used in the W166, reducing the risk of shade differences between the replaced element and the remaining panels. As a result, the door card is suitable for both local repairs of a single door and more extensive renovation of the rear cabin area.

Condition, origin, and service application

The element comes from dismantling, which means it is a used part that retains the factory geometry and mounting characteristics specified by the manufacturer. This type of solution is often chosen by professional workshops and informed users who want to maintain the original character of the interior without the need for replacements with uncertain fitment.

Replacing the door card is particularly recommended after mechanical damage, bodywork interventions, or when there are visible signs of wear, such as abrasions or deformations. Using original door upholstery helps reduce installation time and minimizes the risk of improper alignment with other trim elements.

Benefits of using original door upholstery

Choosing this panel offers a number of practical advantages:

• preservation of factory interior styling and material consistency between all doors,
• secure fitment to the rear left side of the body without the need for modifications,
• easier installation thanks to the manufacturer's designated mounting points,
• possibility of economical interior repair while maintaining the vehicle's original character.

Thanks to this, the door upholstery in this configuration provides a functional solution for both workshops and individual users who expect a predictable result after replacing the component.

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

If you are interested in the broader context of using dismantled parts in modern premium cars, including vehicles in a segment similar to the W166, it is worth reading the practical tips described in the article Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models using dismantled parts?, which shows how to effectively plan repairs using original used components.