Mercedes W204 Roof Antenna Aerial Shark Fin Black A2049056004

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes W204 Roof Antenna Aerial Shark Fin Black is an original component from the Car antennas group, designed for roof mounting on Mercedes vehicles. The characteristic shark fin shape in an elegant black finish ensures a modern look for the bodywork as well as stable reception for radio signals and onboard systems.

Specifications and technical data

• SKU: A2049056004
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2049056004
• Substitutable numbers: A2049056004, A 204 905 60 04
• Color: Black
• Category: Antennas

Purpose and function of the roof antenna

The shark fin roof antenna is responsible for efficient reception of radio and communication signals, and depending on the vehicle's equipment, it may also work with other onboard systems. Mounted centrally on the roof, it ensures favorable operating conditions and reduces interference caused by the body shape.

This type of solution is used as standard in many Mercedes W204 models, which maintains stylistic consistency of the body and ensures proper fitment to factory mounting points.

Design, color, and visual fit

The compact shark fin antenna housing has been designed to reduce air resistance and noise at higher speeds. The black color of the housing allows for aesthetic integration of the element into both dark and contrasting body paints, maintaining a cohesive, discreet appearance.

The antenna profile is matched to the roof curvature typical of the W204 series, which facilitates proper sealing and installation. As a result, after installation, the element creates a uniform line with the bodywork, without visible gaps or unnatural transitions.

Condition, origin, and benefits of choosing used OEM

The offered antenna is a used item, sourced from the dismantling of a Mercedes vehicle. Choosing an original second-hand component allows you to maintain the factory operating parameters of the antenna system while reducing costs compared to a new part.

For many users, it is crucial that original roof antennas are designed specifically for a particular vehicle platform, which translates into proper shielding, connector fitment, and mounting stability. A used OEM element is a compromise between quality and maintenance economy.

If you want to better understand how to wisely use the second-hand parts market and where you can realistically save on car maintenance, check out the article: Rising repair costs and the boom in used parts – how to save on car maintenance?

Installation and technical aspects

The shark fin roof antenna is intended for installation in the factory roof opening, using appropriate sealing and mounting from the headliner side. In practice, this means:

• maintaining the original position of the antenna relative to the body,
• proper routing of cables inside the vehicle,
• reducing the risk of roof leaks after replacement.

Before installation, it is worth verifying compatibility with the equipment of a specific W204 unit, especially in terms of the multimedia and communication systems used, to ensure full functionality after connection.

Expanding the antenna installation in a Mercedes

If you are planning a comprehensive repair or upgrade of the roof area in your Mercedes and need other elements from the same group, such as additional antenna modules, antenna bases, or signal cables, check the available parts in the Mercedes car antennas category.

Summary

Mercedes W204 Roof Antenna Aerial Shark Fin Black is a practical solution for users who want to restore the efficiency of the antenna system or maintain a consistent body appearance after damage to the factory antenna. Its original origin, fit to the roof line, and neutral black finish make the element fit well into the vehicle's character, while also allowing for reduced repair costs through the use of a used OEM part.