Mercedes W211 W219 Wing Mirror Turn Indicator Lamp Left N/S Signal A2198200521

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes W211 W219 Wing Mirror Turn Indicator Lamp Left N/S Signal is a precisely fitted, original signal lamp mounted in the driver-side mirror housing. This component is responsible for clear, lateral signaling of lane changes, improving vehicle visibility in city traffic and on the road. This used OEM part is a cost-effective solution that maintains the factory geometry and build quality characteristic of the Mercedes brand.

Specifications and technical data

• SKU: A2198200521
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2198200521
• Substitutable numbers: A2198200521, A 219 820 05 21
• Location on the vehicle: Left
• Category: Indicator Assemblies

Purpose and function in the vehicle

The presented turn indicator lamp is designed for installation in the left exterior mirror of Mercedes E-Class W211 and CLS W219 models. Its placement in the mirror housing ensures good signal visibility for vehicles in adjacent lanes, which supports safe lane changing and overtaking maneuvers.

The component belongs to the Turn Indicators group, responsible for optically informing other road users of the intention to turn or change lanes. A properly functioning mirror turn indicator is particularly important in heavy traffic and during limited visibility, where a side light source increases signal clarity.

Construction and mirror fitment

The lamp has been designed as part of the exterior mirror system, with a dedicated lens shape and mounting points matched to the mirror construction of the Mercedes W211 and W219. As a result, installation is straightforward, without the need for housing modifications or the use of additional adapters.

The original design ensures:

• consistent fitment to the shape of the left mirror,
• proper light distribution along the lens,
• stable seating in the housing, reducing vibration and play.

This solution allows for maintaining the factory look and lighting character, which is important for both safety and vehicle aesthetics.

Benefits of using an original turn indicator lamp

Using an original Mercedes W211 / W219 left wing mirror turn indicator allows you to maintain compatibility with the factory electrical installation and lighting parameters specified by the manufacturer. In practice, this means:

• proper cooperation with the factory lighting control system,
• correct color and intensity of the turn signal light,
• preservation of homologated signaling parameters.

For the user, this translates into stable operation of the lighting system without system errors and compliance with vehicle lighting regulations.

Part condition and service application

The offered turn indicator lamp is a used item, making it an attractive solution for post-accident repairs, replacing a damaged lens, or restoring full functionality to the driver-side mirror. Choosing an original, used part from the Turn Indicators group allows for reduced service costs while maintaining proper fitment for the specific Mercedes model.

Related products and technical knowledge

If you are planning a comprehensive repair or upgrade of the side lighting zone in your Mercedes and need other components from the same group, such as passenger-side mirror lamps, side signal modules, or additional mirror housing indicators, check out the available parts in the Mercedes Turn Indicators category.

When selecting used lighting components and body parts, it is worth using reliable sources of technical knowledge – an article describing structural differences and practical aspects of buying used components may be helpful, available here: Standard vs. sports suspension – design differences and is it worth buying used suspension parts?.