Mercedes W218 Third Brake Stop Lamp Light Rear Additional A2188200056

Mercedes W218 Third Brake Stop Lamp Light Rear Additional is an original component from the Main and central brake lights group, designed for installation in the rear part of the vehicle body. The red, additional brake light improves the readability of the braking signal, increasing vehicle safety in city traffic and on the road. A used OEM component is a sensible choice when servicing the lighting system in Mercedes vehicles.

Specifications and technical data

• SKU: A2188200056-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2188200056
• Substitutable numbers: A2188200056, A 218 820 00 56, KZ
• Location on the vehicle: Rear
• Color: Red
• Category: Centre & Third Brake Light Assemblies

Purpose and function of the third brake light

The presented third brake light is designed for installation in the rear part of the body as an additional braking signal above the standard lamps. Positioning it high in the line of sight of drivers behind improves vehicle visibility, especially in heavy traffic and adverse weather conditions. The red color of the lens ensures clear recognition of the braking signal in accordance with regulatory requirements.

Construction and fitment for Mercedes W218

The Mercedes W218 Third Brake Stop Lamp Light Rear Additional is a component structurally matched to the body of this model, which facilitates installation in the factory location provided by the manufacturer. The original housing geometry and proper electrical harness routing allow for maintaining the tightness and aesthetics of the rear part of the vehicle. Thanks to this, there is no need for body or electrical system modifications after replacement, and the whole remains consistent with the factory design.

Performance parameters and safety

The red brake light in the rear part of the vehicle plays a key role in communicating with other road users. The additional, centrally placed light source:

• increases the readability of the braking signal when there is a large speed difference between vehicles,
• improves vehicle visibility in rain, fog, and after dark,
• reduces the risk of rear-end collisions during sudden braking.

The appropriately selected shade of red and the lighting characteristics are adapted to the standards used by the Mercedes brand, which helps maintain the optical consistency of the entire lighting system.

Condition of the component and benefits of choosing a used part

The offered third brake light is a used component, which allows for an economical repair of the lighting system while maintaining the original origin of the part. Choosing such a solution is particularly beneficial when you want to maintain the factory look of the vehicle and compatibility with the existing installation. A used OEM element from this group usually features good body fitment and predictable performance during operation.

Integration with other Mercedes brake lights

The third brake light works in conjunction with the main rear lamps, creating a coherent braking signaling system. Proper operation of all brake lights is important both from the point of view of safety and technical inspection requirements. 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 central lamps, brake light modules, or complete lamp assemblies, check the available parts in the Mercedes main and central brake lights category.

More on reducing vehicle downtime

If you want to better plan your lighting system service and limit the time your car spends at the mechanic, it is worth learning practical tips on using a wide warehouse assortment. You can find more on this topic in the article No more waiting for weeks – how a wide assortment in one warehouse really reduces your car's downtime at the mechanic?, which shows how choosing the right used parts affects the speed of repairs.