Mercedes W211 Rear Seat Belt Stalk Buckle Clip Catch Lock Left N/S A2118604369

Mercedes W211 Rear Left Seat Belt Buckle is an original component from the Seat belts and parts group, designed for installation on the rear, left side of the vehicle. It ensures proper fastening of the seat belt, which translates into stable passenger retention and the operation of the safety system in accordance with the manufacturer's specifications.

Specifications and technical data

• SKU: A2118604369
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2118604369
• Substitutable numbers: A2118604369, A 211 860 43 69
• Location on the vehicle: Rear, Left
• Part type: Seat Belt
• Category: Seat Belts & Parts

Purpose and function of the buckle

The presented buckle is dedicated to the rear, left interior section of the Mercedes W211 class and is responsible for the mechanical fastening and release of the seat belt. A correctly selected component of this type guarantees proper positioning of the belt buckle relative to the seat and the body, which is important for both passenger comfort and safety. Its placement on the vehicle in the rear, left zone allows for maintaining the factory belt routing geometry, minimizing the risk of the webbing twisting or improper positioning while driving.

Construction and fit for Mercedes W211

The buckle was designed by the Mercedes brand as a passive safety system component, ensuring full compatibility with factory seat belts and the seat structure. The appropriate length, angle of setting, and shape of the buckle receptacle allow for intuitive fastening and unfastening of the belt, without excessive play or tension. Its original origin from the Seat belts and parts group means that the component is adapted to work with stock pretensioners and seat belt presence sensors, if such solutions are present in the vehicle's specific configuration.

Condition, application, and benefits of installation

As a used component, the seat belt buckle is a cost-effective solution for post-accident repairs, replacing a damaged receptacle, or restoring full functionality to the rear bench seat. Using an original component allows you to avoid fitment issues that often occur with universal aftermarket replacements. Replacing the buckle is particularly recommended in situations where:

• the belt receptacle does not lock the buckle or releases it spontaneously,
• the button mechanism operates with noticeable resistance or jams,
• mechanical damage has occurred as a result of a collision or improper use. Selecting the correct component for the rear, left side of the vehicle allows you to maintain the integrity of the safety system and reduce the time required for installation.

Integration with other safety elements

The buckle works with the factory seat belt and the rear seat structure, creating a cohesive passenger restraint system. A properly functioning belt receptacle is crucial for the effective operation of pretensioners and force limiters, as it is at this point that loads are transferred during sudden braking or a collision. If you are planning a comprehensive repair or upgrade of the interior safety zone in your Mercedes and need other elements from the same group, such as belt webbing, pretensioners, or seat mounts, check the available parts in the Mercedes Seat belts and parts category.

Technical support and parts from dismantling

When selecting used safety system components, it is worth using verified sources and reliable advice. An example discussion of the advantages of using components from professional dismantling can be found in the article: VW cars: economical restoration of full efficiency thanks to parts from professional dismantling, which shows how to consciously approach the selection of used subassemblies. Additional information on how to deal with repairing older models in situations of limited availability of new parts at authorized service centers can be found in the guide No parts at the dealership? How to handle the repair of older models thanks to parts from dismantling. This will allow you to better plan service work and optimally utilize the potential of used parts.