Roof Antenna BMW E81 E87 Aerial Base Control Unit Module 6925356

Visual condition of the part

The product shows signs of use visible in the photos.

Roof Antenna BMW E81 E87 Aerial Base Control Unit Module is an original roof antenna base with a control module, designed for installation in the rear body section of BMW 1 Series E81/E87 models. This component is responsible for stable radio and communication signal reception, ensuring reliable operation of factory multimedia systems. Thanks to its OEM design, you maintain full compatibility with the vehicle's electrical system and consistency with the factory electronics architecture.

Specifications and technical data

• SKU: 6925356-6
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6925356
• Substitutable numbers: 6925356, 65206925356, KD
• Location on the vehicle: Rear
• Category: Antennas

Purpose and function in the vehicle

The presented roof antenna base with a control module is a component of the system responsible for receiving radio signals and data in the BMW 1 Series E81/E87 generation. Mounted on the rear of the roof, it works with the vehicle's antenna installation, transmitting the signal to the control units in the cabin. Its placement at the rear of the body helps reduce interference and improves reception stability under typical road conditions.

As part of the Car Antennas group, this module is essential for the proper operation of audio and communication systems, and its replacement is recommended in case of issues with fading signals, noise, or lack of station reception.

Construction and design advantages

Roof Antenna BMW E81 E87 Aerial Base Control Unit Module combines the antenna base and control module in one housing, which simplifies installation and maintenance. Using an original BMW design means:

• precise fit to the roof shape and factory mounting hole,
• adaptation to the factory electrical harness,
• maintenance of the operating parameters specified by the vehicle manufacturer.

As a result, this element can be used as a direct replacement for a damaged antenna base, without the need for bodywork or electrical system modifications. This solution is particularly beneficial for vehicle repairs where compliance with BMW service documentation and electrical diagrams is important.

Condition, origin, and service application

The offered BMW roof antenna module comes from dismantling and is marked as a used original part. For workshops and private users, this means the ability to restore full functionality of the antenna system while maintaining factory build quality. This type of part is particularly useful in situations where the antenna base has been damaged due to corrosion, mechanical interference, or roof leaks.

Replacing the antenna base with the control module is a standard service operation that can be performed as part of radio system repairs, equipment upgrades, or during body and paint work on the rear roof section.

Benefits of choosing an original used roof antenna

Using an original antenna base with a control module for the BMW E81/E87 allows you to maintain the operating parameters specified by the manufacturer, which is particularly important for daily vehicle operation. Compared to universal replacements, the OEM element ensures:

• factory fit to the bodywork and roof seals,
• proper cooperation with onboard electronics,
• consistent exterior appearance in line with the original BMW design.

Choosing a used OEM component is also an economically advantageous solution, allowing you to reduce repair costs while maintaining high quality and technical compliance.

Ecological aspect and sustainable operation

By choosing an original used roof antenna base, you support the idea of reusing functional components and reduce waste. Such a choice decreases the demand for new part production, which translates into a lower carbon footprint associated with vehicle operation. If you want to better understand the impact of such decisions on the environment, read the article Sustainable automotive: How purchasing original used parts reduces the carbon footprint and protects the environment?.

Expanding the BMW antenna system repair

If you are planning a comprehensive repair or upgrade of the roof area in your BMW and need other elements from the same group, such as additional antenna modules, antenna bases, or mounting elements, check the available parts in the BMW Car Antennas category.