Mercedes W221 Lamp Rear Left N/S Tail Light Iridium Silver - 775 A2218200166

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W221 Lamp Rear Left N/S Tail Light Iridium Silver is an original body component designed for precise installation in the rear section of the vehicle. Thanks to its factory fitment for the W221 S-Class generation and color compatibility with the Iridium Silver Metallic paint, the lamp helps maintain a consistent body appearance and proper light signaling. It is a practical solution for users looking for a proven, used component from the rear lighting group.

Specifications and technical data

• SKU: A2218200166-IRS
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2218200166
• Substitutable numbers: A2218200166, A 221 820 01 66
• Location on the vehicle: Rear, Left
• Color: Iridium Silver Metallic - 775
• Category: Rear Light Assemblies

Purpose and body fitment

The presented tail light is designed for installation on the left side of the rear body section in a Mercedes S-Class W221 generation. The vehicle placement is factory-defined, which facilitates the identification of the correct part when replacing a damaged lens or a complete lamp. As a result, the user receives a component that structurally integrates with the factory mounting points and the vehicle's electrical system.

Iridium Silver Metallic color – visual consistency

The lamp is finished in the Iridium Silver Metallic shade, allowing for an aesthetic match with bodywork painted in the same color. Using the original color reduces the need for additional paint work and makes it easier to maintain a uniform stylistic line at the rear of the vehicle. This is particularly important for post-accident repairs, where both correct geometry and visual continuity of body parts are essential.

Function in the rear lights and brake lights system

The lamp in question belongs to the Rear lights and brake lights group, responsible for correctly signaling the vehicle's presence on the road and informing other road users about braking. Properly functioning rear lighting is crucial for both safety and compliance with traffic regulations. Using an original component ensures proper light diffusion, signal readability, and adequate vehicle visibility after dark and in difficult weather conditions.

Characteristics of the used component

The offered tail light is a used component, which is a beneficial solution for drivers looking for a compromise between quality and repair costs. A used component with preserved functionality allows for restoring the lighting system's efficiency without the need to invest in a new part. This type of solution is often chosen for maintenance repairs and restoring the vehicle's condition after minor collisions.

Integration with other Mercedes lighting elements

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 tail lights, light modules, or lenses, check the available parts in the Mercedes rear lights and brake lights category.

Technical support and repair cost optimization

When selecting used lighting components, it is worth paying attention to the general condition of the part, compatibility with the body version, and build quality. Used original parts often allow for a significant reduction in repair costs while maintaining factory mounting parameters. If you are interested in a broader context of using used components in vehicle service and want to better plan your repair budget, check out the article Volkswagen 1.9 TDI vs 1.4 TSI – evolution of VW engines and repair costs, which discusses a practical approach to optimizing expenses using parts from the secondary market.