Brake Lamp Mercedes W251 W164 Rear Center Third Stop Brake Light A2518201156

Brake Lamp Mercedes W251 W164 Rear Center Third Stop Brake Light is an original component from the Main and center brake lights group, designed for installation in the rear part of the vehicle body. This used part ensures a factory-fit for the electrical system and bodywork, which facilitates maintenance and restores proper braking signaling in your Mercedes.

Specifications and technical data

• SKU: A2518201156
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2518201156
• Substitutable numbers: A2518201156, A 251 820 11 56
• Location on the vehicle: Rear
• Category: Centre & Third Brake Light Assemblies

Purpose and function of the third brake light

The rear center third brake light in Mercedes W251 and W164 models is responsible for additional, higher-mounted braking signaling. Thanks to its central position at the rear of the vehicle, it improves the car's visibility for drivers behind you, especially in heavy traffic and adverse weather conditions. This solution increases the clarity of the braking signal and supports the vehicle's active safety.

Compatibility and fit for Mercedes W251 / W164

The offered component has been designed specifically for the body structure of the Mercedes W251 and W164, taking into account the geometry of the tailgate and the factory wiring routing. This means proper alignment with the body panels, appropriate sealing at the mounting point, and compatibility with the original electrical connector. Such a fit reduces the risk of leaks, mounting looseness, and electrical compatibility issues.

Technical characteristics and installation

The third brake light is mounted in the rear zone of the vehicle, in the central part, which ensures an optimal beam angle relative to the vehicles behind you. The design intended for the factory mounting location allows for service in a plug-and-play manner, without the need for wiring modifications or interference with the bodywork. The used part retains the original geometry and mounting points, which facilitates workshop work and shortens replacement time.

Why choose original Mercedes main and center brake lights

Using an original component from the Main and center brake lights group in a Mercedes allows you to maintain consistency in lighting parameters with the vehicle's other lamps. The factory solution ensures properly selected light intensity, light distribution angle, and compatibility with on-board lighting control systems. This is particularly important in modern vehicles, where diagnostic systems monitor the correct operation of lamps and react to circuit irregularities.

Used condition and benefits of choosing dismantled parts

The offered rear center third brake light is a used item, sourced from dismantling, which allows you to combine reasonable repair costs with maintaining the manufacturer's original specifications. For many Mercedes users, this is a practical way to restore full lighting functionality without the need to invest in a new component. Used parts of factory origin often fit better with the existing visual condition of the vehicle than new replacements with different manufacturing characteristics.

Expanding your Mercedes lighting upgrade

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 additional brake lamps, central brake lights, or other braking signaling modules, check out the available parts in the Mercedes main and center brake lights category.

For drivers considering a wider use of dismantled components in their cars, practical tips on assessing the condition and cost-effectiveness of such solutions may be useful – more information can be found in the article Used parts for BMW – is it worth it? Key benefits for brand fans, the conclusions of which can also be applied to other premium brands, including Mercedes.