Mercedes W166 Mirror Wing Side View Left N/S Door Black A1668109700

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W166 Mirror Wing Side View Left N/S Door Black is an original body component designed for installation on the driver's side. It provides precise observation of the vehicle's side area, supporting safe lane changes and maneuvering. Thanks to its factory design, it is perfectly matched to the body lines, and the black finish blends well with many vehicle color configurations.

Specifications and technical data

• SKU: RHD-A1668109700-BLK
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1668109700
• Substitutable numbers: A1668109700, A 166 810 97 00
• Location on the vehicle: Left
• Color: Black
• Category: Mirror Assemblies

Purpose and fitment for Mercedes W166

The presented mirror belongs to the Side Mirrors group and was designed specifically for Mercedes SUV models from the W166 series. Its placement on the left side of the vehicle ensures the correct field of view for the driver, in accordance with the manufacturer's factory specifications. The construction is based on the original Mercedes design, which promotes proper fitment with the door and maintains the consistent styling of the entire bodywork.

Construction and performance parameters

The mirror features a black housing, which facilitates integration with the bodywork in both dark and contrasting vehicle color schemes. The black surface is practical for everyday use and effectively masks typical operational dirt. The applied mirror geometry ensures a clear view of the side area, supporting the driver during overtaking, parking, and driving in heavy city traffic.

As an original Mercedes part, the mirror has been designed to maintain appropriate rigidity and stability at higher speeds. The carefully selected tilt angle and housing shape reduce air turbulence and noise, which translates into acoustic comfort inside the vehicle.

Condition, origin, and benefits of installation

The offered item comes from disassembly and is a used product, which is a beneficial solution for users looking for original Mercedes parts at a reasonable price. Choosing a mirror from this group allows you to maintain the factory look of the vehicle without having to resort to replacements with uncertain fitment. It is a practical option for post-accident repairs, replacing a damaged mirror, or restoring the vehicle to its original specification.

Installing a mirror designed specifically for a given model and side of the vehicle reduces the risk of problems with mounting fitment or housing geometry. As a result, service work proceeds more efficiently, and the final effect is aesthetically and technically correct.

Application in daily operation

The left side mirror in the Mercedes W166 plays a key role in monitoring blind spots and observing traffic in adjacent lanes. The properly selected shape and size of the mirror support the driver in:

• safe lane changing,
• precise parallel and perpendicular parking,
• monitoring distance from curbs and other obstacles,
• reducing the risk of side collisions during maneuvers.

By maintaining its factory form, the mirror does not disrupt the vehicle's aerodynamics and remains consistent with the body lines, which is important for both safety and aesthetics.

Expanding your Mercedes body configuration

If you are planning a comprehensive repair or upgrade of the side body area of your Mercedes and need other elements from the same group, such as housings, glass inserts, or complete mirror sets, check out the available parts in the Mercedes Side Mirrors category.

To better plan service work and consciously use parts from disassembly in other brands and vehicle segments, the article describing a practical approach to the regeneration of electronics and onboard systems may be helpful – you can find it here: guide on using used electronic modules in BMW 3 and 5 series.