BMW G11 G12 ITS Aerial Inflatable Tubular Structure Antenna Japan 9349021

BMW G11 G12 ITS Aerial Inflatable Tubular Structure Antenna Japan is a specialized, factory part from the car antenna category, designed for the safety system in luxury BMW 7 Series G11/G12 limousines. The original BMW construction ensures precise cooperation with the vehicle's systems, and the used nature of the component allows for an economical yet fully functional replacement of a damaged module.

Specifications and technical data

• SKU: 9349021
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9349021
• Substitutable numbers: 9349021, 65209349021
• Category: Antennas

Purpose and Technical Function

The presented ITS (Inflatable Tubular Structure) antenna is a component of the safety system responsible for communication within the curtain airbag system. Installed in BMW G11 and G12 models, it works with the body electronics, ensuring correct signal exchange in critical fractions of a second. This allows the vehicle to maintain the manufacturer-designed logic of the protective systems.

As an original BMW part, the antenna has been designed with consideration for the specific structural requirements of the 7 Series body: pillar geometry, wiring harnesses, and electromagnetic shielding. This allows for stable system operating parameters, without the risk of interference or incorrect communication between modules.

Benefits of Using an Original ITS Antenna

Using a factory part to replace a damaged component offers a range of practical service and user benefits:

• maintaining compatibility with the factory safety system architecture of the BMW G11/G12,
• secure fit to the mounting points and wiring harnesses intended by the manufacturer,
• stable operating parameters within the ITS system,
• reducing the risk of diagnostic errors associated with non-original replacements.

For workshops specializing in the BMW brand and for informed users, this means predictable installation and easier diagnostics, as well as the ability to maintain the integrity of the vehicle's entire safety system.

Component Condition and Installation Aspects

The offered antenna comes from the secondary market, which significantly reduces repair costs while maintaining original BMW specifications. A used component is a good choice when restoring full system functionality with a rational service budget is a priority.

The component is designed for installation in the locations provided by the design for G11/G12 models. In practice, this means it can be fitted using existing mounting points and the factory wiring harness, which simplifies the mechanic's work and reduces vehicle downtime. When replacing, it is recommended to follow BMW's service procedures, especially regarding the handling of safety systems.

Why Choose a Used BMW Part

For specialized components like the ITS antenna, a used original part often represents a sensible compromise between cost and quality. It allows for the preservation of the system's factory design, avoiding potential compatibility issues that can arise with non-original solutions.

If you want to better understand how to use the secondary market safely and consciously, it's worth reading the educational material on our blog – Used Car Parts: Myths and Facts You Need to Know, where we explain the most common doubts related to such components.

Related BMW Car Antennas

If you are upgrading the safety system or undertaking a comprehensive repair of the installation in the 7 Series and need other parts from the car antenna category dedicated to this brand, check the available parts in the BMW Car Antennas category.