Mercedes W166 Side Panel Front Fender Left N/S Diamond White Metallic - 799

Visual condition of the part

Possible scratches and paint chips – condition as shown in the product photos.

Mercedes W166 Side Panel Front Fender Left N/S Diamond White Metallic is an original body component designed for precise factory-standard installation. By maintaining OEM geometry and featuring a metallic paint finish in Diamond White Metallic – 799, this part allows for a technically correct repair of the front wheel arch area on the driver's side, while maintaining a consistent body line.

Specifications and technical data

• SKU: A1668801106-DWM
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1668801106
• Substitutable numbers: A1668801106, A 166 880 11 06
• Location on the vehicle: Left
• Color: Diamond White Metallic - 799
• Category: Fenders

Purpose and body fitment

The presented item is a front left fender dedicated to the Mercedes W166 series, mounted on the driver's side. The construction is consistent with the factory body line, which facilitates proper alignment with the hood, bumper, headlight, and front door. The appropriate shaping of the mounting edges allows for maintaining correct gaps and geometry, which are essential for both aesthetics and aerodynamics.

Characteristics of the Diamond White Metallic – 799 paint

The fender is finished in Diamond White Metallic – 799, a characteristic Mercedes white paint with a metallic effect. This type of coating:

• highlights the body line thanks to subtle metallic reflections,
• promotes visual consistency with other panels in the same paint code,
• facilitates the selection of paint materials for potential polishing or blending.

For body and paint shops, this means a predictable preparation and color-matching process, and for the user – an aesthetic final result after repairing the front wheel arch area.

Protective and structural function

The front left fender in the Mercedes W166 plays a key role in protecting the front wheel arch and suspension components from water, mud, and minor road debris impacts. A correctly installed panel:

• stabilizes the wheel arch contour and provides mounting points for the inner wheel arch liner,
• co-creates the vehicle's side line, influencing the rigidity of the outer body shell,
• limits the ingress of contaminants into the engine bay and the sill area.

Thanks to this, replacing a damaged element with an original Mercedes body panel allows for the restoration of both the protective function and the factory appearance of the vehicle.

Condition, origin, and service application

The item is offered as a used part, which is a cost-effective solution for post-accident repairs and for optimizing service costs in older vehicles. Its original origin ensures compatibility with factory mounting points and predictable panel behavior during installation and operation. The fender is suitable for both professional body and paint shops and specialized workshops dealing with the reconstruction of Mercedes bodies.

Integration with other Mercedes body components

Replacing the front left fender often involves work in a wider area of the side body – including the bumper, inner wheel arch, or trim strips. If you are planning a comprehensive repair or upgrade of the front wheel arch area in your Mercedes and need other elements from the same group, such as additional panels, covers, or compatible trim elements, check the available parts in the Mercedes front fenders category.

For users interested in a broader context of car modifications and upgrades, including the use of used body and equipment parts, an article describing the approach to tuning and upgrading MINI models may be helpful – you can find it here: MINI John Cooper Works – what makes it stand out and how to upgrade your MINI?.