Mercedes W211 Rear Additional Stoplamp Third Brake Lamp A2118201456

Mercedes W211 Rear Additional Stoplamp Third Brake Lamp is an original rear lighting component designed for installation in the rear section of the vehicle. It provides a clear braking signal, supporting active safety and improving the vehicle's visibility on the road. Thanks to its factory design, the Mercedes W211 Rear Additional Stoplamp Third Brake Lamp is perfectly matched to the body lines and electrical system of the W211 model.

Specifications and technical data

• SKU: A2118201456-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2118201456
• Substitutable numbers: A2118201456, A 211 820 14 56
• Location on the vehicle: Rear
• Category: Centre & Third Brake Light Assemblies

Purpose and function in the lighting system

The offered brake lamp belongs to the Main and center brake lights group, responsible for signaling braking in the rear part of the vehicle. The component is mounted in the rear area, where it works in conjunction with other lamps, creating a coherent and clear light signal for other road users.

Precisely designed optics and a matched lens geometry allow for uniform light distribution, which increases vehicle visibility during deceleration. This is particularly important in urban conditions, on expressways, and during frequent emergency braking.

Compatibility with Mercedes W211

The Mercedes W211 Rear Additional Stoplamp Third Brake Lamp has been developed for factory installation in this model, which translates into proper fitment with the bodywork and correct positioning relative to the body lines. The design intended for the rear of the vehicle allows for installation in place of the original component without the need for modifications to the wiring or mounts.

By maintaining the manufacturer's standards, the lamp works with the factory electrical system, maintaining correct operating parameters and communication with the vehicle's onboard systems.

Performance characteristics and installation

The item comes from dismantling, which means it is a used part that retains the functionality required for further operation. This type of component is a good solution for post-accident repairs, replacing a damaged lamp, or restoring the full efficiency of the rear lighting system.

The main advantages of the product include:

• factory fitment to the rear body section of the W211 model,
• preservation of original geometry and mounting points,
• compatibility with the vehicle's serial electrical system,
• possibility of use as a replacement for a damaged brake lamp without interfering with the car's structure.

Safety and technical aspects

A functional brake lamp in the rear of the vehicle is crucial for safety – it is responsible for immediate information about braking, which reduces the risk of being rear-ended by another vehicle. Using an original component from the Main and center brake lights group allows for maintaining proper lighting parameters and compliance with the homologation requirements provided for the Mercedes W211 model.

By choosing this component, the driver gains visual consistency of the rear body section and proper operation of the lighting system, which is important both during daily use and during periodic technical inspections.

Expanding the rear lighting system

If you are planning a comprehensive repair or upgrade of the rear section of your Mercedes and need other elements from the same group, such as additional brake lamps, lighting modules, or complete rear lamp assemblies, check the available parts in the Mercedes main and center brake lights category.

To better plan work on electrical installations and control modules in modern cars, it is worth learning good practices related to the use of parts from dismantling – you can find practical tips in the article Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models.