Mercedes W204 Antenna Roof Centre Rear Antenna Base Wire Plug A2049050136

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes W204 Antenna Roof Centre Rear Antenna Base Wire Plug is an original component from the Car antennas group, designed for installation on the rear part of the vehicle's roof. It ensures stable reception of radio signals and other transmission services, maintaining the factory body line and stylistic consistency with other bodywork elements. This is a solution for users who expect a solid, proven construction and compatibility with the factory installation.

Specifications and technical data

• SKU: A2049050136
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2049050136
• Substitutable numbers: A2049050136, A 204 905 01 36
• Location on the vehicle: Rear
• Category: Antennas

Purpose and function of the roof antenna

The presented roof antenna is dedicated to W204 series models and is mounted on the rear part of the roof, which promotes even distribution of radio waves around the vehicle. Such placement reduces interference from body elements and improves reception stability in typical road conditions, both in the city and on the highway.

Thanks to a design matched to the factory antenna system, this component allows for maintaining the original performance characteristics of multimedia and communication systems. The antenna works with the vehicle's installation without the need for modifying wiring harnesses or interfering with the roof structure, which is important from the perspective of sealing and operational safety.

Construction and body fitment

The antenna housing has been designed to blend harmoniously into the roof line without disrupting the vehicle's aerodynamics. Its low profile and streamlined shape reduce air resistance and the risk of mechanical damage during daily use, e.g., in automatic car washes or low garages.

The factory mounting ensures a secure fit in the rear part of the roof and proper sealing of the mounting hole. This maintains the integrity of the bodywork, and the risk of moisture entering the headliner remains minimal. Proper fitment to the body also translates into reduced vibrations and noise at higher speeds.

Benefits of using an original antenna

Using an original roof antenna in the W204 model allows you to maintain the consistency of the multimedia system and avoid problems typical of replacements, such as unstable reception or improper fit to the roof curvature. Factory geometry and connectors facilitate trouble-free installation and correct cooperation with the existing electrical system.

The element from this group is particularly recommended in situations where the existing antenna has suffered mechanical damage or corrosion, and the user wants to restore full functionality of the radio system without compromising signal quality. The used component also allows for optimizing repair costs while maintaining the original manufacturer's specifications.

Condition and practical application

The offered antenna comes from disassembly and is intended for re-installation in the rear part of the vehicle's roof. Such elements are frequently chosen for post-accident repairs, replacing corroded mounts, or restoring the vehicle to a factory-like state after body modifications. Original origin promotes compliance with service documentation and installation diagrams.

Before installation, it is recommended to verify compatibility with the specific vehicle equipment version and check the condition of sockets and seals. A properly installed roof antenna ensures stable operation of receiving systems and limits the need for subsequent adjustments or bodywork corrections in the roof area.

Expanding the antenna system and technical knowledge

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 antenna bases, amplifier modules, or additional mounting elements, check the available parts in the Mercedes car antennas category.

Those interested in broader use of parts from disassembly in vehicles of various brands can take advantage of practical tips regarding component selection and assessing their suitability, described in the article: The best used car parts – a guide to the most frequently chosen original parts. This makes it easier to plan a repair or upgrade using proven, original components.