Mercedes W203 Estate Rear Folding Seat Lock Left N/S Handle A2039201772

The Mercedes W203 Estate Left Rear Folding Backrest Latch is an original seat mechanism component responsible for securely locking the rear estate backrest. Its precisely fitted design ensures proper backrest locking when folded and repositioned, contributing to luggage stability and user comfort. Choosing this part allows you to maintain the factory functionality of your rear seat and the integrity of your Mercedes' safety system.

Specifications and technical data

• SKU: A2039201772
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2039201772
• Substitutable numbers: A2039201772, A 203 920 17 72
• Location on the vehicle: Rear, Left
• Category: Additional Seat Parts

Purpose and Function of the Backrest Latch

The presented latch is designed for installation in the rear of the vehicle, on the left side. It is responsible for the mechanical locking of the folding backrest, ensuring it remains securely closed after being raised from the folded position. A properly functioning latch:

• ensures the backrest is held firmly in its working position,
• reduces unwanted play and rattling in the rear of the body,
• enhances the safety of passengers and cargo.

This component is part of the rear seat system, working in conjunction with hinges, catches, and the folding mechanism, which is important for both daily use of the trunk and frequent folding of the backrests.

Compatibility with Mercedes W203 Estate

The Left Rear Folding Backrest Latch is designed for the W203 Estate body, maintaining factory mounting points and geometry. This ensures a predictable installation process without the need for structural modifications. Proper fitment to the rear seat allows for:

• maintaining the full functionality of the backrest folding system,
• proper cooperation with factory catches and guides,
• preserving the original ergonomics of the rear seat operation.

Using a component compatible with the W203 Estate design minimizes the risk of issues with backrest closure and improper locking during intensive use.

Characteristics of a Used Part

The offered latch is from the group of used original parts, meaning it retains the factory design and operation intended by the vehicle manufacturer. In practice, this translates to:

• compatibility with the original Mercedes seat mechanism,
• cohesion with other rear seat components,
• economical repair without resorting to unreliable aftermarket parts.

Choosing an original, used latch is particularly beneficial where maintaining the factory interior design and the correct long-term operation of the backrest folding mechanism is important.

Practical Benefits of Replacing the Latch

A functional rear backrest latch contributes to the daily comfort of using the car. Replacing a worn-out component with a correctly chosen part allows you to:

• eliminate problems with the left side backrest not closing properly,
• reduce noises resulting from play in the seat mechanism,
• restore convenient operation of folding and unfolding the rear seat.

For users who frequently expand the cargo space in their estate, a functional latch mechanism is an essential element of the vehicle's usability.

If you are planning a comprehensive repair or upgrade of the seating area in your Mercedes and need other parts from the same group, such as guides, catches, or adjustment mechanisms, check the available parts in the Other Mercedes Seat Parts category.

To better plan your purchases and select the appropriate parts for interior repairs, it is worth learning about the principles of assembling original used components – practical tips can be found in the article Comprehensive Sourcing: From Engine to the Smallest Clip – How to Assemble Used Car Parts in One Place?.