Mercedes W211 Seat Belt Buckle Tensioner Lower Belt Rear Left N/S A2118604169

Left rear seat belt retractor buckle for Mercedes W211 is an original safety system component, designed for installation on the rear left side of the vehicle. It ensures proper cooperation with the seat belt, stable mounting, and compatibility with the factory body construction of the Mercedes E-Class W211.

Specifications and technical data

• SKU: A2118604169
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2118604169
• Substitutable numbers: A2118604169, A 211 860 41 69, KD
• Location on the vehicle: Rear, Left
• Category: Seat Belts & Parts

Purpose and Function in the Vehicle

The presented left rear lower seat belt retractor buckle is an element of the seat belts and parts category, responsible for secure belt fastening and cooperation with the retractor system. It is mounted on the rear bench seat on the left side, which allows for maintaining the factory mounting point configuration in the Mercedes W211.

This element is responsible for:

• securely locking the belt buckle in the buckle receptacle,
• proper load transfer during sudden braking or collision,
• correct cooperation with the seat belt retractor in the rear of the vehicle.

Construction and Fit for Mercedes W211

The offered element has been designed specifically for the Mercedes E-Class W211 body, taking into account the geometry of the rear bench seat and factory mounting points. Thanks to this:

• it fits original brackets in the body without the need for modifications,
• it maintains the correct seat belt position relative to the seat and body,
• it ensures compatibility with the factory safety system used in this model.

Its placement on the vehicle is clearly defined as the rear – left side, which facilitates the selection of the correct component when replacing a damaged or worn part.

Benefits of Using an Original Part

Choosing an original seat belt retractor buckle for the Mercedes W211 allows for maintaining the safety parameters intended by the vehicle manufacturer. The main advantages include:

• factory fit to the rear bench seat construction and mounting points,
• consistency with other elements of the seat belt system,
• maintaining predictable vehicle behavior in emergency situations regarding passive safety system operation.

The element from the seat belts and parts category is crucial for the safety of rear seat passengers, therefore its technical condition and correct installation directly impact the effectiveness of protection.

Condition and Practical Application

The product is offered as a used original part, allowing for economical repair of the safety system while maintaining compliance with factory specifications. It is particularly useful in situations where the retractor buckle needs replacement after the retractor has deployed, due to mechanical damage, or after interference with the rear interior of the vehicle.

Before installation, it is recommended to verify the correct operation of the entire seat belt system and check for compatibility with the specific configuration of your Mercedes W211.

Related Categories and Technical Knowledge

If you are also looking for other Mercedes seat belts and parts for your car, check out our dedicated category: Mercedes seat belts and parts. There you will find a wide selection of safety system components tailored to various models of this brand.

For comprehensive powertrain repairs and vehicle upgrades, it is also worth expanding your knowledge on component selection. An article on our blog may be helpful: Clutch and Dual-Mass Flywheel – Diagnostics and Part Selection for the Powertrain, where we discuss practical aspects of working with used components and their integration with existing vehicle systems.

If you are interested in the broader context of using used parts in the automotive industry, also check out the guide: Eco-Driving: Discover the Benefits of Used Car Parts, where we describe the economic and environmental advantages of this approach.

Summary

The left rear lower seat belt retractor buckle for Mercedes W211 is a functional, original safety system component, designed for installation on the rear left side of the vehicle. It ensures proper belt fastening, cooperation with the retractor, and maintains the factory protection parameters for rear seat passengers, serving as a solid basis for professional repair or restoration of the seat belt system in this Mercedes model.