Mercedes GLE 250 AM Head Roof Curtain Left N/S Side Air Module A1668602400

Mercedes GLE 250 AM Head Roof Curtain Left N/S Side Air Module is an original passive safety system component designed for installation in the roof area on the passenger side. Thanks to its factory-engineered design, Mercedes ensures precise fitment to the bodywork and proper integration with the vehicle's electronics, which is crucial for the effectiveness of the airbag system.

Specifications and technical data

• SKU: A1668602400
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1668602400
• Substitutable numbers: A1668602400, A 166 860 24 00
• Location on the vehicle: Right
• Category: Other Interior Parts & Accessories

Purpose and function of the roof curtain module

The described roof curtain module is a component of the airbag system responsible for protecting the head and upper torso during side impacts or rollovers. It is mounted on the passenger side of the vehicle, along the roof edge, so that upon activation, it creates a barrier between the passengers and the windows and body pillars.

Thanks to the design developed by the vehicle manufacturer, the module works with acceleration sensors and the SRS system controller, allowing for controlled and predictable curtain deployment in emergency situations. This is particularly important in SUV-class vehicles, such as the GLE, where the cabin height and vehicle mass generate specific loads during a collision.

Advantages of using an original Mercedes module

Choosing an original roof curtain module for the Mercedes GLE 250 provides a range of technical and functional benefits:

• preservation of factory operating parameters for the airbag system,
• proper fitment to the roof structure and body pillars,
• compatibility with the wiring harness and SRS controller,
• consistency with other safety system components in the vehicle.

As a result, installation is straightforward, and the risk of integration issues with the vehicle's electronics is minimized. This solution is especially recommended for professional post-accident repairs, where repeatability and compliance with the manufacturer's specifications are essential.

Installation characteristics and application

The module is intended for installation on the passenger side of the interior, within the headliner and the upper parts of the pillars. Due to the specific nature of airbag system operation, it is recommended that installation be performed by a workshop experienced in working with SRS systems, while adhering to safety procedures and using appropriate diagnostic tools.

This component is particularly useful for:

• post-accident repairs following airbag deployment,
• restoring the completeness of the safety system after replacing the headliner or side elements,
• professional restoration of vehicles where the roof area has been damaged.

Condition and origin of the component

The offered roof curtain module is a used part, sourced from a dismantled Mercedes vehicle. Such components allow for an economical yet technically sound restoration of the safety system, while maintaining the original design and materials used by the manufacturer.

In the case of SRS system components, it is particularly important to use solutions that comply with factory specifications. A used, original roof curtain module represents a reasonable compromise between repair costs and maintaining a high level of passenger protection.

If you are planning a comprehensive repair or upgrade of the passive safety zone in your Mercedes and need other elements from the same group, such as side curtains, seat belt tensioners, or additional airbag modules, check the available parts in the Other Mercedes category.

Technical support and expert knowledge

When working with advanced safety systems, it is worth expanding your knowledge about the structural differences between individual model versions and their equipment. A good starting point might be reading comparative materials regarding high-performance cars and modified chassis systems – for example, the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how manufacturers differentiate technical elements within a single model range.

If you want to more efficiently source original, used components – from large sub-assemblies to small mounting elements – the guide on One-Stop-Shop shopping may also be helpful: how to source used car parts in one place. This will help you better plan the full scope of repairs and select compatible elements for your Mercedes GLE.