Mercedes W212 Rear Taillight Tail Light Lamp Right O/S Side A2129069002

Visual condition of the part

The product shows signs of use visible in the photos. Mercedes W212 Rear Taillight Tail Light Lamp Right O/S Side is an original lighting component designed for installation on the right side of the vehicle's rear body. It ensures factory-standard operation of the position and brake lights, supporting safe and clear signaling on the road. This is a solution for users who expect reliable fitment, stable electrical system performance, and a consistent appearance for the rear of the vehicle.

Specifications and technical data

• SKU: A2129069002
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2129069002
• Substitutable numbers: A2129069002, A 212 906 90 02, A 212 906 28 57, A2129062857
• Location on the vehicle: Rear, Right
• Part type: Rear Light Assembly
• Category: Rear Light Assemblies

Purpose and body fitment

The presented lamp belongs to the Rear lights and brake lights category and was designed specifically for the Mercedes E-Class W212 generation. Its placement on the right rear side of the body allows for direct replacement of a damaged component without the need for bodywork or electrical system modifications. The design, based on the factory specifications, ensures proper alignment with the fender line and trunk lid, which translates into an aesthetic appearance and tight connections.

Function in the vehicle lighting system

The lamp is responsible for generating a clear light signal during braking and while driving with position lights on. A properly functioning rear brake light is crucial for safety – it allows drivers behind you to react quickly to speed reduction. Using an original Mercedes design limits the risk of communication errors with the vehicle's electronics, such as "bulb out" warnings or unstable light intensity.

Product characteristics and condition

The lamp is an original Mercedes brand component, which means it complies with factory standards for quality, geometry, and light parameters. As a used part, it is a sensible choice for post-accident or maintenance repairs, allowing you to maintain high quality at controlled costs. The element retains the design intended by the manufacturer, ensuring that installation is predictable for a mechanic or auto electrician.

Installation and vehicle integration

The Mercedes W212 right rear lamp is intended for installation in the factory mounting location at the rear of the vehicle. The mounting system and electrical connector are matched to the original wiring harness, which facilitates replacement during standard service procedures. A correctly installed component ensures:

• stable seating in the bodywork without play or vibrations,
• proper sealing against moisture and contaminants,
• correct cooperation with the lighting control system.

Benefits of using an original rear lamp

Using an original rear light in a Mercedes W212 allows you to maintain a consistent vehicle appearance and lighting parameters in accordance with the manufacturer's specifications. This is particularly important in cars equipped with advanced light control systems, where proper resistance and optical characteristics influence the absence of system errors. Choosing a used OEM component is often more predictable than installing a replacement with uncertain parameters, which is significant for both safety and the durability of the repair. 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 lenses, light modules, or additional combination lamps, check the available parts in the Mercedes rear lights and brake lights category. When planning a post-accident repair or replacing body components, it is worth considering the selection of appropriate components from the secondary market – you can find more about the differences between used body parts and replacements in the article Repairing your car after an accident: why are used body parts a better choice than replacements?.