Mercedes W211 Headliner Air Module Roof Curtain Right O/S Side A2118602205

Mercedes W211 Headliner Air Module Roof Curtain Right O/S Side is an original passive safety system component designed for installation on the right side of the vehicle cabin. As part of the Headliner and parts group, the curtain works with the factory airbag installation, providing proper protection for the side head area and the upper torso of passengers. Using an OEM component allows for a technically correct post-collision repair while maintaining the manufacturer's intended design.

Specifications and technical data

• SKU: A2118602205
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2118602205
• Substitutable numbers: A2118602205, A 211 860 22 05
• Location on the vehicle: Right
• Category: Headliners & Parts

Purpose and function of the airbag curtain

The side curtain mounted in the headliner area is responsible for quickly separating passengers from the side impact zone and potential contact with the window and body pillars. This element is integrated with the factory airbag system, works with collision sensors and the SRS controller, and activates under strictly defined conditions. A properly selected curtain on the right side ensures proper coverage of the side of the cabin in accordance with Mercedes' structural design.

Construction and body fitment

The airbag curtain is designed for the specific geometry of the roof and body pillars, which allows for its precise placement in the headliner and stable mounting to factory mounting points. The properly shaped airbag creates a protective barrier along the side edge of the cabin when inflated, minimizing the risk of head contact with structural elements. Using an original Mercedes solution allows for maintaining consistency with other safety system components, such as seat belt tensioners or front airbags.

Benefits of using an original airbag curtain

Choosing a used, original airbag curtain for the Mercedes W211 is a solution that combines economic aspects with the preservation of factory safety parameters. The OEM element was originally designed and tested for a specific model, ensuring proper inflation characteristics, the correct shape upon deployment, and compatibility with the vehicle's electronics. A used component allows for restoring the original functionality of the system without the need to use unreliable replacements.

Professional installation and SRS system compliance

Due to the nature of this safety-related component, the installation of the airbag curtain should be carried out by a qualified service center, following the vehicle manufacturer's procedures. Correct routing of the curtain in the headliner, proper attachment to the body structure, and correct connection to the SRS installation are crucial for its operation in an emergency situation. The original curtain designed for the right side of the cabin makes it easier for the service to maintain the factory routing of harnesses and mounting points, which translates into the stability of the entire system.

Mercedes Headliner and parts – expansion and repair of the roof zone

If you are planning a comprehensive repair or upgrade of the roof zone in your Mercedes and need other elements from the same group, such as headliner reinforcements, mounts, or additional covers, check out the available parts in the Mercedes Headliner and parts category.

OEM safety and the choice of used elements

For airbag system elements, it is particularly important to use solutions consistent with the manufacturer's design. You can read about why original used components are a reasonable compromise between cost and safety in the article Quality guarantee and OEM safety – why are original used car parts the best choice for your car?. For drivers who also pay attention to the environmental aspect, valuable information on the impact of reusing parts on reducing the carbon footprint can be found in the entry Sustainable automotive: How buying original used parts reduces the carbon footprint and protects the environment?.