Mercedes W221 Long Rear Interior Light Lamp Roof Black Right O/S A2218201601

Mercedes W221 Long Rear Interior Light Lamp Roof Black Right O/S is an original component from the Interior lighting group, designed for installation in the rear right section of the headliner. It provides visually consistent, functional, and aesthetic interior illumination, maintaining the factory character of the Mercedes cockpit.

Specifications and technical data

• SKU: A2218201601
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2218201601
• Substitutable numbers: A2218201601, A 221 820 16 01
• Location on the vehicle: Rear, Right
• Color: Black
• Category: Interior Light Assemblies

Purpose and function in the vehicle

The presented headliner lamp is dedicated to installation in the rear right part of the vehicle interior, in the passenger zone. It is responsible for local illumination of the space, improving interior visibility after dark and the comfort of using the rear seat. Thanks to its precise fit to the Mercedes headliner, the continuity of styling lines and the ergonomics of button operation are maintained.

Design, color scheme, and interior integration

The lamp has been designed with harmonious integration into the factory cabin finish in mind. The black color of the housing allows for an aesthetic match with typical upholstery and headliner configurations in Mercedes models, without the effect of an "alien" element. The design provides stable mounting in the headliner and proper routing of the electrical harness, which facilitates installation and reduces the risk of unwanted looseness or rattling while driving.

Benefits of using original interior lighting

Using an original headliner lamp in the rear right part of the interior translates into a number of practical advantages:

• maintaining stylistic consistency with other light points in the cabin,
• proper cooperation with the electrical system and interior lighting control,
• appropriately selected color and light distribution, conducive to readability without dazzling passengers,
• factory-matched dimensions to the headliner, without the need for modifications.

Thanks to this, replacing a damaged or non-functional element with an original lamp allows for restoring full functionality of the interior lighting, without compromises in terms of build quality.

Installation characteristics and application

The lamp is intended for installation in the rear part of the headliner on the right side, which is important both in terms of mounting geometry and the length and routing of wires. The placement on the vehicle has been factory-defined, which is why this element will work best as a direct replacement for the original lamp at this specific point in the interior. This facilitates service work and shortens the time needed to restore full efficiency of the interior lighting.

Condition and use in vehicle service

The offered lamp comes from disassembly and is a used element, which makes it an attractive solution for maintenance repairs and restoring the interior's efficiency after a collision or body and paint work. Choosing an original component from the secondary market allows you to maintain factory fitment and the character of the lighting operation, while simultaneously optimizing service costs.

If you are planning a comprehensive repair or upgrade of the interior lighting zone in your Mercedes and need other elements from the same group, such as headliner lamps, spot light sources, or passenger space illumination modules, check the available parts in the Mercedes Interior lighting category.

To better understand the importance of properly selected lighting elements for safety and driving comfort, it is worth reading the guide on our blog: See more and better – a complete guide to selecting and replacing used LED and Xenon headlights. You will find practical tips there regarding the selection of original lighting components and their impact on the functionality of the entire system.