Wing Mirror Blinker Mercedes W205 C217 W222 Indicator Lamp Left N/S A0999060143

Wing Mirror Blinker Mercedes W205 C217 W222 Indicator Lamp Left N/S is a precisely engineered signal lamp, mounted within the driver-side exterior mirror housing. This lighting component improves the visibility of the turn signal, enhancing maneuver safety and signal clarity for other road users. Thanks to a design compliant with Mercedes brand factory standards, it ensures a perfect fit for dedicated models.

Specifications and technical data

• SKU: RHD-A0999060143-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0999060143
• Substitutable numbers: A0999060143, A 099 906 01 43, A 099 906 73 01, A0999067301
• Location on the vehicle: Left
• Category: Mirror Assemblies

Purpose and function of the wing mirror indicator

The presented indicator lamp is designed for installation in the exterior mirror on the left side of the vehicle. It is responsible for clearly signaling the intention to change lanes or turn, which is particularly important in dense city traffic and on highways. Integrating the indicator into the mirror improves signal visibility from the front, side, and partially the rear of the vehicle, which translates into better readability for drivers in adjacent lanes. The element has been designed as part of the exterior lighting system in modern premium class models, such as the Mercedes C-Class, S-Class, or coupe models, where both functionality and stylistic consistency with the body line are essential.

Construction and fitment to the exterior mirror

The indicator is an integral component of the Exterior Mirrors group, meaning its geometry, mounting points, and lens shape are adapted to a specific mirror housing. This allows for stable seating of the lamp without stress or play, as well as proper sealing against the housing, which reduces the risk of moisture ingress. With proper installation, you achieve:

• consistent fit to the shape of the mirror on the left side of the vehicle,
• correct direction of the light beam,
• aesthetic appearance consistent with the Mercedes design line.

Benefits of using an original indicator lamp

Choosing a used, original mirror indicator for a Mercedes allows you to maintain the factory lighting characteristics and compatibility with the vehicle's electrical system. This solution is particularly beneficial for post-accident repairs or when replacing a damaged module, especially when you value:

• maintaining a uniform light color and intensity compared to other indicators,
• reliable fitment to a specific body model,
• maintaining the original look of the exterior mirror. Thanks to a design compliant with the manufacturer's standards, installation proceeds predictably, without the need for modifications to the mirror housing or electrical wiring.

Application in service practice

This type of mirror indicator is often replaced after mechanical damage (e.g., impact to the mirror, parking collision) or in the event of a light module failure. Using the correct component on the left side of the vehicle restores full functionality of the light signaling, which is important for both safety and compliance with traffic regulations. Before installation, it is recommended to verify the compatibility of the part with the specific body version and vehicle year using the OEM number and interchangeable numbers available in the technical specification. This helps avoid fitment issues and ensures proper cooperation with the car's electronics. If you are planning a comprehensive repair or modernization of the side body area of your Mercedes and need other elements from the same group, such as housings, glass inserts, or mirror indicators, check the available parts in the Mercedes Exterior Mirrors category.

Compatibility verification via OEM numbers

When selecting a mirror indicator for a specific Mercedes, it is crucial to check compatibility using the OEM part number and interchangeable numbers. This ensures that the module will work correctly with the electrical system and that its shape and mountings will match the mirror housing used in the car. If you want to streamline the component selection process and reduce the risk of errors when shopping online, it is worth using practical tips describing how to verify sub-assemblies step-by-step using manufacturer numbers – you will find them in the article Risk-free online parts shopping – 5 proven ways to verify component compatibility using OEM numbers and paint codes.