Mercedes C205 Rear Seat Backrest Lock Right Left N/O/S A2059206103

Mercedes C205 Rear Seat Backrest Lock Right Left is a precise component of the rear seat folding mechanism, designed specifically for C-Class coupé models. It ensures secure locking of the backrest after it has been raised, contributing to the stability of the seat structure and safe use of the luggage space. A used, original component from the Mercedes group allows for technically correct repair without altering the factory interior geometry.

Specifications and technical data

• SKU: A2059206103
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2059206103
• Substitutable numbers: A2059206103, A 205 920 61 03
• Location on the vehicle: Rear, Right, Left
• Category: Additional Seat Parts

Purpose and Function of the Backrest Lock

The rear seat backrest lock in the Mercedes C205 is responsible for mechanically latching the backrest after it has been folded and returned to its working position. This element works in conjunction with the seat frame structure and latches, ensuring:

• secure holding of the backrest in the set position during driving,
• correct transfer of loads from the backrest to the body structure,
• stable support for rear seat passengers during daily use.

Thanks to its dedicated design for the C-Class coupé body, the lock maintains the correct operating geometry, which reduces the risk of play, creaks, or improper backrest closing.

Vehicle Placement and Compatibility

The presented lock is intended for installation in the rear part of the cabin, with the possibility of use on both the right and left sides of the backrest. This solution facilitates servicing of the seat folding mechanism and allows for:

• precise fitting to factory mounting points,
• maintenance of the original backrest division line,
• consistent operation with existing seat rails and catches.

Correct placement on the vehicle is crucial for the proper functioning of the entire rear seat folding system, therefore using the correct lock dedicated to the C205 directly impacts interior comfort.

Benefits of Using an Original Mercedes Lock

Choosing an original component from the Other Seat Parts group for a Mercedes offers a range of practical advantages in daily operation:

• maintaining the factory operating characteristics of the backrest mechanism,
• compatibility with existing rails, hinges, and upholstery,
• reducing the risk of improper interior component fit.

A used OEM component is a solution that allows for restoring the correct operation of the seat folding mechanism while maintaining reasonable repair costs, without the need for aftermarket parts with uncertain specifications.

Professional Installation and Seat Mechanism Diagnostics

To fully utilize the potential of this lock, it is advisable to entrust the installation to a workshop experienced in working with premium vehicle interiors. Proper installation includes, among other things:

• verification of the backrest frame condition and mounting points,
• checking the smooth operation of the folding mechanism,
• control of correct latching on both sides of the backrest.

This approach minimizes the risk of subsequent play, unwanted noises, and problems with backrest closing, which is particularly important in vehicles used intensively or with frequently folded rear seats.

Related Categories and Technical Knowledge

If you are planning comprehensive servicing of seat mechanisms in your Mercedes and are also interested in other components from this group, such as rails, catches, or additional mountings, check the available parts in the Other Mercedes Seat Parts category.

To broaden your knowledge about the structural differences between standard and sport versions, it is worth familiarizing yourself with an analysis of solutions used in high-performance cars – a practical comparison can be found in the article Audi RS vs. Other Models – What Lies Under the Hood and Chassis?, which shows how manufacturers design key components for durability and precision of operation.