Mercedes SLK R172 Rear Additional Stoplamp Brake Lamp Light A1729065500

Mercedes SLK R172 Rear Additional Stoplamp Brake Lamp Light is an original lighting component designed for installation in the rear of the vehicle body. As a part from the Main and center brake lights group, it provides clear braking signaling and improves signal visibility for drivers behind you. This used Mercedes brand component is a solution for those who want to maintain the factory lighting standard in their SLK R172.

Specifications and technical data

• SKU: A1729065500-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1729065500
• Substitutable numbers: A1729065500, A 172 906 55 00
• Location on the vehicle: Rear
• Category: Centre & Third Brake Light Assemblies

Purpose and function in the lighting system

The presented rear additional stop lamp is a component mounted in the rear area of the vehicle and works in conjunction with the main brake lights. Its task is to increase the visibility of the braking signal, especially in conditions of poor visibility or heavy traffic. Thanks to the factory design tailored to the SLK R172 model, the lamp integrates harmoniously with the body line, maintaining a consistent look for the entire rear of the car.

Benefits of using an original Mercedes lamp

Using an original component from the Main and center brake lights group allows you to maintain compliance with the factory electrical installation and lighting parameters specified by the manufacturer. A properly selected rear additional stop lamp:

• ensures the correct intensity and color of light during braking,
• reduces the risk of errors in lighting control systems,
• maintains the aesthetics and stylistic consistency of the rear body,
• facilitates installation thanks to a design intended for a specific model.

Installation and operational characteristics

The lamp is intended for installation in the rear zone of the vehicle, in the factory-designated location for the additional stop light. The construction based on OEM solutions facilitates proper seating in the body and connection to the existing electrical harness. The used nature of the component makes it a cost-effective alternative to new parts, while maintaining proper functionality and compatibility with the Mercedes SLK R172 lighting system.

Practical application and driving safety

A properly functioning rear additional stop lamp is important for safety, as it strengthens the braking signal and improves the reaction of drivers behind you. In combination with the main brake lights, it creates a clear, highly visible warning system. Replacing a faulty or damaged component with an original lamp intended for the SLK R172 allows you to restore the correct operation of the lighting system without the need for installation modifications.

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 stop lamps, main brake lights, or central stop lights, check the available parts in the Mercedes main and center brake lights category.

For drivers interested in a broader approach to vehicle servicing – especially in the context of selecting used components and their impact on the drivetrain operation – the guide article Clutch and dual-mass flywheel – diagnostics and selection of parts for the drivetrain may be helpful, showing how to consciously plan service work on your car.