Mercedes ML W166 Rear Lamp Side Panel Tail Light Right O/S A1669063201

The Mercedes ML W166 Right Rear Lamp is an original rear lighting component designed for installation on the right rear side of the vehicle. Thanks to its factory geometry and precise fit to the body, it ensures a cohesive appearance, correct maneuver signaling, and compatibility with the factory electrical system. This is a practical solution for users who want to restore full lighting functionality after a collision or malfunction, while maintaining the original character of the car's rear.

Specifications and technical data

• SKU: A1669063201
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1669063201
• Substitutable numbers: A1669063201, A 166 906 32 01
• Location on the vehicle: Rear, Right
• Category: Rear Light Assemblies

Purpose and Fitment

The presented lamp belongs to the Rear Lights and Brake Lights category and has been specifically designed for installation on the rear right side of the body. Its placement on a Rear, Right type vehicle means that the lens design, light chamber layout, and mounting points are optimized for the right side, facilitating installation and reducing the risk of leaks or body stress.

The lamp is intended for Mercedes vehicles, ensuring compatibility with factory wiring harnesses, bulb sockets, and the lighting characteristics specified by the vehicle manufacturer.

Construction and Function of Rear Lighting

As a component in the Rear Lights and Brake Lights category, the lamp is responsible for several key vehicle safety and visibility functions:

• signaling braking with a clear brake light,
• rear position lighting, improving the vehicle's visibility after dark,
• clearly indicating the vehicle's outline to other road users.

The appropriately designed optical system ensures uniform light distribution, which translates into clear light signals and compliance with homologation requirements for this type of component.

Characteristics of a Used Part

The offered lamp is a used part, meaning it comes from a dismantled vehicle and has been previously in use. Such components are often chosen as an economical alternative to new parts, allowing for the preservation of original manufacturing quality while reducing repair costs. A used rear lighting element is a good solution when the priority is to restore full lighting system functionality while maintaining a cohesive look for the rear of the vehicle.

Benefits of Using an Original Rear Lamp

Using an original right rear lamp for the Mercedes ML W166 offers a number of practical advantages:

• factory fit to the fender and tailgate shape,
• correct positioning of light points relative to the vehicle's axis,
• compatibility with factory brackets and seals,
• maintenance of a cohesive rear body style.

This ensures a smooth installation process, and after replacement, it's possible to quickly restore full lighting functionality, which directly impacts safety and comfort during daily operation.

Expanding Rear Lighting System in Mercedes

If you are planning a comprehensive repair or upgrade of the rear lighting area in your Mercedes and need other components from the same group, such as additional combination lamps, light modules, or supplementary lenses, check the available parts in the Mercedes Rear Lights and Brake Lights category.

For drivers interested in a broader perspective on selecting used components, diagnostics, and assessing the condition of drivetrain components and related parts, a guide describing practical principles for purchasing second-hand parts may be helpful – you can find it in the article Used Differential – What You Should Know About Used Differentials, Sensors, and Drivetrain Systems.