Mercedes W177 Rear Light Trunk Tailgate Left Inner Tail Lamp A1779061900

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W177 Rear Light Trunk Tailgate Left Inner Tail Lamp is an original lighting component designed for installation on the rear of the vehicle body, on the left side. This used lamp provides a functional solution for replacing a damaged tailgate lighting module, ensuring a consistent appearance and proper operation of the lighting system. Thanks to its factory origin, you maintain compliance with the manufacturer's requirements and the aesthetics characteristic of Mercedes models.

Specifications and technical data

• SKU: A1779061900
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1779061900
• Substitutable numbers: A1779061900, A 177 906 19 00
• Location on the vehicle: Rear, Left
• Category: Rear Light Assemblies

Purpose and function in the vehicle

The described tailgate lamp, mounted on the left side, belongs to the Rear lights and brake lights category. It is responsible for proper light signaling at the rear of the vehicle, working in conjunction with the outer body lamps. Its task is to complete the tailgate lighting system so that the light line is continuous, clear, and consistent with the original Mercedes design.

The internal placement within the tailgate makes this component important both for safety (vehicle visibility) and for maintaining the uniform styling of the car's rear. Replacing a damaged or leaking lamp with an original component allows you to avoid fitment issues and potential electrical system errors.

Benefits of using an original Mercedes lamp

Choosing an original tailgate lamp for the Mercedes W177 offers a number of practical advantages:

• factory fit to the shape of the tailgate and body lines,
• maintenance of consistent light color and intensity relative to other lamps,
• compatibility with the electrical system without the need for modifications,
• reduction of the risk of errors in lighting control systems.

As a result, you maintain the original look of the rear of the vehicle and the proper operation of the light signaling, which is important both for daily use and for the potential resale of the car.

Installation and performance characteristics

The left inner tailgate lamp in the Mercedes W177 is designed as a component dedicated to a specific body model. This means that:

• mounting points are consistent with the factory holes in the tailgate,
• electrical connectors are prepared for direct connection,
• the geometry of the lens and housing ensures proper adhesion to the tailgate panel.

Such a design facilitates service work and shortens replacement time. Proper fitment of the lighting component minimizes the risk of leaks, lens fogging, or the formation of unwanted gaps that could affect durability and comfort of use.

Condition and use in accident repairs

The offered tailgate lamp is a used item, which makes it an attractive solution for accident repairs or restoring a car to full efficiency after mechanical damage. In many cases, using an original component from the secondary market allows for a favorable compromise between repair costs and maintaining the vehicle's factory specifications.

This approach is particularly important in premium class cars, where stylistic consistency and compliance with the manufacturer's design are of great importance for the overall perception of the car and its market value.

Related Mercedes lighting components

If you are planning a comprehensive repair or upgrade of the rear lighting zone in your Mercedes and need other elements from the same group, such as external light modules, additional bumper lamps, or brake light segments, check the available parts in the Mercedes rear lights and brake lights category.

If you are also considering repairs in the drivetrain area and want to better understand when it pays to reach for original used components instead of refurbished ones, the following article may be helpful: Manual transmission failures in cars – why is an original used part a more sensible choice than regeneration?.