Mercedes X156 Rear Lamp Bulb Socket Holder Right O/S A1568200177

Mercedes X156 Rear Lamp Bulb Socket Holder Right O/S is an original lighting system component designed for the rear right lamp in Mercedes vehicles. It ensures stable bulb seating, proper electrical connection, and safe operation of the brake and position light system, which is crucial for vehicle visibility on the road.

Specifications and technical data

• SKU: A1568200177
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1568200177
• Substitutable numbers: A1568200177, A 156 820 01 77
• Location on the vehicle: Rear, Right
• Category: Centre & Third Brake Light Assemblies

Purpose and function of the bulb socket

The presented socket is a component of the rear lighting system, mounted on the right side of the vehicle. Its task is to securely hold the bulbs in the lamp and ensure proper contact with the car's electrical system. This allows the brake lights, position lights, and other functions assigned to the rear lamp to operate in a predictable manner and in accordance with safety requirements.

A properly selected bulb socket minimizes the risk of:

• flickering lights caused by vibrations and road irregularities,
• contact overheating resulting from improper fitment,
• lighting errors appearing on the instrument cluster.

Benefits of using an original Mercedes component

The bulb socket dedicated to the rear right lamp in the X156 body style has been designed specifically for the geometry and electrical parameters of this model. This means:

• precise fitment to the lamp housing, without the need for modifications,
• preservation of the factory wiring and connector layout,
• consistency with the vehicle's factory lighting diagnostics.

Choosing an original solution helps maintain the integrity of the entire lighting system, which is particularly important in modern vehicles where light control is integrated with onboard electronics. Stable electrical connections translate into predictable operation of the brake and position lights under all operating conditions.

Installation and operational characteristics

The socket is intended for installation in the rear right lamp, which facilitates the selection of the correct part during post-collision repairs, replacement of a damaged lamp, or restoring full lighting functionality after a system failure. The design intended for the specific X156 body model allows for:

• secure seating in the lamp housing,
• proper routing of wires and connectors,
• maintaining the tightness of the lighting system within the lamp area.

The component comes from the Main and center brake lights segment, making it adapted to the thermal and electrical loads typical for this area of the vehicle. It is a practical solution for accident repairs, replacing damaged sockets, or restoring full functionality to the rear lighting.

Condition and practical application

The offered component is used, which makes it an attractive cost-effective alternative while maintaining the manufacturer's original specifications. For workshops and individual users, this means the ability to restore rear lighting functionality on a reasonable budget, without the need to resort to replacements with uncertain fitment.

The socket will work well both for a single replacement of a damaged component and for broader service work within the rear lamp – e.g., after flooding, overheating of the sockets, or mechanical damage to the housing.

Expanding the lighting system in the Mercedes X156

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

For a broader perspective on using dismantled components in body and lighting repairs, it is worth checking out the guide: Replacing body parts with used ones – can dismantled body parts look like new?. This is a practical source of knowledge when planning economical yet high-quality repairs for Mercedes vehicles.