BMW 2 Series F23 Convertible Rear Trunk Tailgate Antenna Aerial DAB 9277812

BMW 2 Series F23 Convertible Rear Trunk Tailgate Antenna Aerial DAB is an original component from the Electronic control modules and controllers group, designed for installation in the rear body section of the F23 series convertible. Designed by BMW, this "shark fin" antenna ensures stable DAB signal reception and integrates aesthetically with the roofline, maintaining the vehicle's factory character.

Specifications and technical data

• SKU: 9277812
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9277812
• Substitutable numbers: 65209277812, 9277812, KZ
• Location on the vehicle: Rear
• Category: ECUs & Computer Modules

Purpose and function of the roof antenna

The shark fin-style roof antenna is responsible for precise DAB digital radio reception in the BMW 2 Series F23 Convertible, working in conjunction with the factory multimedia system control modules. Its placement in the rear of the vehicle promotes uniform signal coverage and reduces interference from body components.

As a component in the Electronic control modules and controllers category, the antenna interacts with the vehicle's electrical system and the control units responsible for radio signal processing, ensuring the consistency of the entire infotainment system.

Benefits of using an original BMW antenna

Using an original shark fin roof antenna in the BMW 2 Series F23 Convertible provides a number of practical technical benefits:

• maintaining factory DAB signal reception characteristics,
• secure fit to the roof panel and factory mounting points,
• compatibility with original wiring harnesses and control modules,
• consistent exterior appearance in line with BMW's design language.

As a result, replacing a damaged antenna with an original used part allows you to restore radio system functionality without interfering with the body structure or requiring system adaptation.

Installation in the rear of the vehicle

The placement of the antenna in the rear roof area of the F23 convertible is optimized for operation in the variable conditions typical of an open-top body. This location:

• reduces the impact of air turbulence when driving with the top down,
• ensures stable contact with the body, which promotes proper antenna system operation,
• facilitates service and potential replacement without interfering with sensitive interior elements.

The antenna is structurally prepared to work with factory control modules, which allows for maintaining the electrical and mechanical consistency of the entire system.

Characteristics of the used product

The offered shark fin roof antenna is a used part, sourced from disassembly, which represents a reasonable compromise between cost and maintaining original BMW specifications. Choosing this solution allows you to restore the proper operation of the DAB system while maintaining the factory standard of workmanship and fitment for the F23 body.

Expanding the BMW electronic system

If you are planning a comprehensive repair or upgrade of the multimedia and antenna installation area in your BMW and need other components from the same group, such as control modules, signal amplifiers, or additional receiver units, check out the available parts in the BMW electronic control modules and controllers category.

More about the role of original electronic modules

The importance of original electronic components in modern premium cars is well illustrated by an article dedicated to the Audi brand – it describes how properly selected modules and equipment elements influence the preservation of the vehicle's character and the quality of multimedia system operation. To better understand why it is worth using original modules and antennas in premium class cars, read the material: Audi and emotions in their purest form. How do used parts help maintain the brand's DNA?.