Mercedes W211 Seat Belt Buckle Tensioner Centre Rear Right O/S A2118603869

The Mercedes W211 Rear Right Seat Belt Buckle Retainer is an original safety system component designed for installation on the rear right seat. This part, from the Seat Belts and Parts category, ensures proper functionality with the factory safety system of the Mercedes E-Class W211 vehicle.

Specifications and technical data

• SKU: A2118603869
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2118603869
• Substitutable numbers: A2118603869, A 211 860 38 69, KD
• Location on the vehicle: Rear, Right
• Category: Seat Belts & Parts

Vehicle Application and Placement

The presented rear right seat belt buckle retainer has been specifically designed for installation on the rear right seat. It is responsible for the correct fastening of the seat belt and its interaction with the pre-tensioning system in the event of a collision.

Precise fitting to the W211 seat and body structure allows for:

• secure fastening of the seat belt buckle at the manufacturer-designated anchor point,
• maintaining the correct belt path geometry for the rear right passenger,
• proper integration with the factory safety systems used in the Mercedes W211.

Technical and Functional Characteristics

The seat belt buckle retainer is a component of the passive safety system, which, in conjunction with the belt and seat structure, limits passenger body movement during a collision. Its appropriate design ensures:

• controlled operation of the pre-tensioning mechanism in emergency situations,
• secure fastening of the seat belt thanks to a properly shaped buckle,
• compatibility with factory seat belts used on the rear bench of the Mercedes W211.

Its placement on the rear right side maintains consistency with the original mounting system, which is crucial for both safety and compliance with the vehicle manufacturer's requirements.

Benefits of Using an Original Mercedes Part

Choosing an original seat belt buckle retainer for the Mercedes W211 offers several practical benefits:

• factory fit for the model – no need for modifications to mountings or installation,
• preservation of designed safety parameters for the rear right seat,
• consistency with other seat belt system components in the vehicle.

This part belongs to the Seat Belts and Parts group, meaning it has been designed to perform in demanding operational conditions typical for daily car use.

Condition and Application in Repairs

The offered seat belt buckle retainer is a used part, sourced from dismantling, allowing for an economical yet technically sound repair of the safety system in the Mercedes W211. This type of component is particularly useful for:

• post-collision repairs of the rear part of the vehicle,
• restoring full functionality of seat belts on the rear right position,
• replacing missing components after interior dismantling or seat replacement.

If you are planning a more extensive repair of the bodywork and interior after a collision, it is worth consulting our blog guide: Body and Chassis – Post-Collision Repairs Using Dismantled Parts, where you will find practical tips on selecting and installing used OEM parts.

Related Products and Additional Information

For an extensive repair of the safety system, you may also need other components from the Mercedes Seat Belts and Parts category. Check out the Mercedes Seat Belts and Parts available in our store to select a complete solution tailored to your vehicle.

If you are interested in a broader overview of popular dismantled parts for various car models, our guide may be helpful: Best Used Car Parts – A Guide to Original Components, which discusses the most frequently chosen components and their practical applications.