BMW X1 E84 E90 E90N E91 E91N LCI Air Module Bag Driver's Side 6774945

Visual condition of the part

The product shows signs of use visible in the photos.

BMW X1 E84 E90 E90N E91 E91N LCI Air Module Bag Driver's Side is an original component from the Steering wheels and horn buttons group, designed for installation in 3 Series E90 and E91 models. The product comes from dismantling, which allows for maintaining the factory specifications of the BMW steering system when replacing a damaged airbag module.

Specifications and technical data

• SKU: 6774945-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6774945
• Substitutable numbers: 32306779829, 6779829, 32306774945, 6774945, 32306772866, 6772866, 32306779830, 6779830, 32306772865, 6772865, 32306774946, 6774946, AS
• Offset (ET):
• Category: Steering Wheels & Horn Buttons

Purpose and function in the steering system

The airbag mounted in the central part of the steering wheel is responsible for protecting the driver in the event of a frontal or partially oblique collision. The component works with collision sensors, the SRS controller, and the clock spring under the steering wheel, creating a coherent passive safety system. Using an original airbag allows for maintaining compliance with factory activation parameters and integration with the vehicle's electronics.

The product is dedicated to the steering wheel in BMW 3 Series E90/E91 generation cars, which minimizes the risk of problems with fitment, mounting, and electrical connections. As a result, the replacement of a damaged airbag can be carried out in an orderly manner, maintaining the proper geometry and rigidity of the entire steering wheel module.

Construction and mounting compatibility

The BMW steering wheel airbag is structurally integrated with the central housing, which works with the steering wheel spokes and horn buttons. Properly designed mounting points allow for stable seating of the component in the steering wheel rim, and the electrical connectors are prepared for compatibility with the factory BMW wiring harness.

Original manufacturing ensures:

• proper fitment with the steering wheel and column covers,
• correct positioning of the airbag relative to the driver's chest,
• compatibility with the factory SRS system controller,
• preservation of interior aesthetics consistent with the BMW design.

Benefits of using an original BMW airbag

Using an original airbag in the BMW E90/E91 steering system allows for maintaining the consistency of the entire safety system. As a component from the same group as the steering wheel and horn buttons, it ensures predictable behavior in an emergency situation and correct cooperation with other electronic modules.

The main advantages include:

• factory fitment for the specific BMW 3 Series generation,
• preservation of the original look and ergonomics of the steering wheel,
• consistency with the vehicle's existing electrical installation,
• suitability for professional post-accident repairs.

Product condition and service application

The airbag is a used component, sourced from dismantling, which makes it an attractive solution for workshops and users looking for OEM parts at a reasonable price. Such components are often used in post-accident repairs when it is necessary to replace the steering wheel airbag module while maintaining the vehicle's original specifications.

Choosing a used OEM component allows for reducing service costs while maintaining a high level of compliance with the factory design of the steering system and passive safety system.

Related steering system components and technical knowledge

When planning work within the steering wheel area, it is worth considering the condition of the clock spring, horn buttons, and the steering column itself. For a better understanding of how the entire system works, including the cooperation of the airbag with other components, the article describing the steering system, power steering, and control elements will be helpful – you can find a detailed discussion in the material Steering system and power steering – how it works and what fails?.

If you are planning a comprehensive repair or upgrade of the steering zone in your BMW and need other elements from the same group, such as steering wheel rims, button modules, or central covers, check the available parts in the BMW Steering wheels and horn buttons category.

In situations where quickly getting the car back on the road is a priority, it is worth considering the use of readily available OEM components from dismantling – you can read more about the impact of such parts on repair time and workshop organization in the article how used OEM parts shorten the car's stay in the service.