Mercedes W164 W906 W211 W639 S211 Front Headlight Xeon Bulb Socket A0018265482

Mercedes W164 W906 W211 W639 S211 Front Headlight Xeon Bulb Socket is a specialized component of the front lighting system, designed for installation in the xenon headlights of selected Mercedes models. It enables secure bulb seating and a stable connection to the electrical system, which translates into safe, predictable, and repeatable lighting system performance. This is a practical service solution for users who want to restore the full functionality of factory lighting without the costly replacement of the entire headlight.

Specifications and technical data

• SKU: A0018265482
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0018265482
• Substitutable numbers: A0018265482, A 001 826 54 82, 161 097 00, 16109700
• Location on the vehicle: Front
• Category: Light Bulbs & LEDs

Purpose and function in the lighting system

The presented xenon bulb socket operates in the front part of the vehicle, within the headlight, acting as an intermediary element between the bulb and the wiring harness. Its task is to:

• ensure stable, mechanical mounting of the xenon bulb in the reflector or projector module,
• maintain the correct position of the light source relative to the headlight optics,
• transfer power from the vehicle's electrical system to the bulb while maintaining proper electrical contact,
• reduce the risk of looseness, light flickering, and local overheating at the contact point.

Thanks to this, the xenon lighting system can operate in a repeatable manner, and the light beam remains properly shaped, which is important for both driving comfort and the safety of other road users.

Compatibility with Mercedes vehicles

The socket has been designed for use in xenon headlights of selected Mercedes models from the W164, W906, W211, W639, and S211 series. This means that its geometry, mounting method, and contact layout are adapted to the factory solutions used in these vehicle generations.

The selection of the correct socket for a specific car should always be verified based on vehicle data and the OEM part number in the technical specifications section. This approach minimizes the risk of incorrect fitment and facilitates trouble-free installation in the existing headlight.

Benefits of using an original xenon socket

Using a dedicated xenon bulb socket in Mercedes cars brings a number of practical service benefits:

• Restoration of factory mounting geometry – proper positioning of the bulb relative to the lens or reflector promotes even light distribution on the road.
• Stable electrical connection – reduces voltage drops at the contacts and potential power interruptions that could cause the headlight to turn off or flicker.
• Possibility to replace the socket itself – in many cases, it allows avoiding the costly replacement of the complete headlight when only the bulb mounting element is damaged.
• Consistency with the factory installation – maintaining the manufacturer's original concept promotes trouble-free cooperation with the ballast and other components of the xenon system.

This solution is particularly useful for post-collision repairs, headlight regeneration, or eliminating the effects of overheating and wear of the existing socket.

Product characteristics and condition

The offered socket comes from the Lamps and LED lights group, which emphasizes its connection to the vehicle's lighting system and its intended use in the demanding environment of the front bodywork. The item is used, which in practice means that it has been removed from a vehicle and selected based on its further suitability for installation.

Choosing a used xenon socket is a reasonable compromise between repair costs and maintaining the original headlight construction. In many cases, this allows for restoring full lighting functionality at lower financial outlays than purchasing a new set.

Installation recommendations and additional materials

When installing the xenon bulb socket, it is worth paying attention to the condition of the contacts, the correct routing of wires, and the cleanliness of the headlight interior. It is recommended to:

• check if the bulb seats without looseness and locks in the intended position,
• visually inspect the wires and insulation in the connection area,
• test the headlight operation after installation, assessing the stability of the light.

If you are planning a comprehensive repair or upgrade of the front lighting zone in your Mercedes and need other elements from the same group, such as light modules, housings, or other headlight components, check the available parts in the Mercedes Lamps and LED lights category.

To better understand the relationships between the headlight, bulb socket, ballast, and the xenon bulb itself, and to consciously plan the lighting system repair, it is worth reading the guide: See more and better – a complete guide to selecting and replacing used LED and Xenon headlights.

If you are interested in a broader context of choosing aftermarket parts and want to optimize service costs while maintaining appropriate quality, the following material may also be helpful: Used parts – your guide to the best offers in the automotive store.