Mercedes W221 Roof Antenna Aerial Shark Fin Black A2219050136

Mercedes W221 Roof Antenna Aerial Shark Fin Black is an original component from the Car antennas group, designed for installation on the vehicle's roof. Its characteristic, slim "shark fin" shape and black finish allow for a consistent body appearance while ensuring stable radio signal and data reception.

Specifications and technical data

• SKU: A2219050136
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2219050136
• Substitutable numbers: A2219050136, A 221 905 01 36
• Color: Black
• Category: Antennas

Purpose and function of the roof antenna

The "shark fin" roof antenna used in the Mercedes W221 model is responsible for the reliable reception of radio signals and onboard system signals, depending on the vehicle configuration. Mounted centrally on the roof, it operates under optimal wave propagation conditions, which translates into stable performance of multimedia and communication systems.

This type of solution is particularly valued in high-end cars, where both functionality and stylistic consistency of the bodywork are important. Using an original antenna from the same model line reduces the risk of interference and problems with fitting the base to the roof panel.

Construction, color, and visual fit

The construction of the "shark fin" roof antenna has been designed to minimize air resistance and noise at higher speeds. The streamlined shape promotes body aerodynamics while protecting the internal antenna module from weather conditions.

The black color of the housing allows for aesthetic integration of the antenna into the roof line, especially in vehicles with dark or contrasting color schemes. As a result, the element does not visually dominate but forms a coherent part of the bodywork, which is significant in premium segment cars such as Mercedes.

Benefits of using an original Mercedes antenna

Using an original roof antenna in a Mercedes W221 ensures:

• preservation of the factory mounting geometry on the roof, which facilitates installation and limits the need for modifications,
• stylistic consistency with other body elements,
• operation within the parameters specified by the vehicle manufacturer.

The element from the Car antennas group in the "shark fin" roof version is a good choice when replacing a damaged antenna after a collision, bodywork interference, or signal reception problems resulting from previous repairs.

Condition, origin, and practical application

The offered antenna comes from a Mercedes vehicle and is a used part, which allows for maintaining a favorable cost-to-quality ratio while keeping the original specification. This type of part is particularly useful for post-accident repairs, bodywork renovations, or restoring the car to a configuration close to factory standards after previous modifications.

In practice, the "shark fin" roof antenna is mounted in the factory location, using the existing hole in the roof panel and cable installation. Thanks to this, the replacement process can be carried out in an orderly manner, without interfering with the body structure beyond removing the old element.

Configuration expansion and expert knowledge

If you are planning a comprehensive repair or upgrade of the roof area and the upper part of the body in your Mercedes and need other elements from the same group, such as roof antennas, shark fin antennas, or antenna modules, check the available parts in the Mercedes car antennas category.

When replacing external body elements such as antennas, it is worth learning good practices for selecting and installing used components. This is discussed in more detail in our blog article: Replacing body parts with used ones – can dismantled body parts look like new?, where you will find practical tips on working with body elements in popular brands, including Mercedes.