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

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W221 Long Interior Light Lamp Roof Rear Right O/S is an original component from the Interior lighting group, designed for the rear right section of the headliner. It allows for the restoration of factory interior lighting comfort, ensuring a consistent look with other upholstery elements in an elegant beige color.

Specifications and technical data

• SKU: A2218201601-2
• 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: Beige
• Category: Interior Light Assemblies

Purpose and function in the vehicle

The presented roof lamp is dedicated to the rear right section of the headliner in the Mercedes W221 model. It is responsible for localized illumination of the rear passenger area, improving visibility in the cabin after dark and during entry and exit.

Its placement in the rear zone of the interior allows for convenient use of the lighting by passengers without interfering with the front light module. This maintains a clear separation of lighting zones in the cabin, which contributes to travel comfort.

Design, color scheme, and interior integration

The lamp has been designed for full integration with the Mercedes W221 headliner. The beige housing color matches the typical interior finishes of this model, allowing for a consistent, subdued cabin look without visible contrasts.

The arrangement of light elements and buttons (if present in the specific version) is consistent with Mercedes factory ergonomics, facilitating intuitive operation. The design intended for installation in the rear right part of the headliner allows for stable seating in the original mounting hole.

Performance characteristics and installation advantages

As an element from the Interior lighting category, the lamp provides uniform, comfortable illumination of the rear interior, which improves the readability of documents, hand luggage, or child seats. Using the original design helps maintain proper light diffusion and limits glare.

The used nature of the product allows for an economical replacement of a damaged module while maintaining the original specification. Installation in the factory location eliminates the need for headliner modifications, and the fitment for the rear right side of the vehicle facilitates service and reduces workshop time.

Selection, compatibility, and technical aspects

The interior lamp intended for the Mercedes W221 is an OEM component, which means it complies with factory quality and fitment standards. When selecting the part, it is worth paying attention to the placement in the vehicle (rear, right side) and the finish color to maintain a uniform look of the entire headliner.

The product has assigned catalog numbers and interchangeable numbers, which facilitates verification of compatibility with a specific vehicle configuration. This allows for precise matching of the lamp to a given unit, minimizing the risk of incompatibility.

Interior lighting, safety, and comfort

Functional interior lighting is not only aesthetically important but also practical – it facilitates the use of seat belts, organization of luggage in the rear of the interior, and improves passenger orientation during night driving. When replacing lighting elements, it is worth ensuring the original lighting characteristics are maintained.

If you are interested in a broader context of selecting lighting elements in a car, including LED and Xenon headlights, practical tips can be found in the article Seeing more and better – a complete guide to selecting and replacing used LED and Xenon headlights, which discusses the importance of properly selected lighting components for driving safety.

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, door lighting modules, or footwell lighting, check out the available parts in the Mercedes Interior lighting category.