Mercedes-Benz C-Class W204 Rear Seat Backrest Catch Lock Mechanism A2049200572

MERCEDES C-Class W204 Rear Seat Latch Rear is an original part from the Seats and Seatbacks group, designed for the rear interior of the vehicle. It ensures secure, controlled locking of the rear seatback, which directly impacts passenger safety and luggage stability. This is a practical solution for users who want to restore the full functionality of their Mercedes' rear seat without compromising on quality.

Specifications and technical data

• SKU: A2049200572
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2049200572
• Substitutable numbers: A2049200572, A 204 920 05 72, EM
• Location on the vehicle: Rear
• Category: Seats and Sofas

Purpose and Function of the Rear Seat Latch

The presented latch is dedicated to the rear interior, where it is responsible for securely locking the seatback in its working position. A properly functioning locking mechanism:

• prevents uncontrolled folding of the seatback during driving,
• limits luggage movement towards the passenger cabin,
• allows for safe use of the seat folding function, if the vehicle is equipped with it.

Thanks to this component, the rear interior retains its factory functionality, and the user can fully utilize the car's transport capabilities.

Original Mercedes Part – Fit and Compatibility

The seat latch was designed by Mercedes with the C-Class W204 body structure in mind, ensuring precise fitment to factory mounting points. An original solution means:

• compliance with the geometry of the seatback and body mountings,
• compatibility with standard guides, catches, and any control rods,
• no need for modifications or adjustments during installation.

This approach minimizes the risk of looseness, rattles, or issues with closing the seatback, which often occur with non-original aftermarket parts.

Characteristics of a Used Part

The offered latch is a used part from disassembly, allowing for the preservation of factory build quality at a favorable purchase price. A used part is a good choice when you prioritize:

• maintaining the vehicle's original technical specifications,
• avoiding fitment issues characteristic of cheap aftermarket alternatives,
• a rational repair budget while maintaining a high level of safety.

The latch mechanism is structurally designed for operation in the rear of the vehicle, where it is exposed to loads resulting from the weight of the seatback and transported luggage.

Benefits of Replacing the Rear Seat Latch

A functional rear seat latch in a Mercedes C-Class W204 translates into tangible user benefits:

• Passenger Safety – a stable seatback reduces the risk of cargo shifting during sudden braking.
• Comfort of Daily Use – the seatback locks and unlocks predictably, without sticking or requiring excessive force.
• Interior Aesthetics and Ergonomics – no looseness or unwanted noises from the rear of the cabin while driving.

This is particularly important in cars used for both city driving and longer journeys, where the stability of interior equipment contributes to overall travel comfort.

Integration with the Seating System and Vehicle Interior

As a component from the Seats and Seatbacks group, the latch works in conjunction with the rear seat base and backrest structure, forming a cohesive mounting system. A correctly selected and installed component:

• keeps the seatback aligned with the body,
• ensures repeatable positioning after each folding and unfolding of the seat,
• reduces wear on other mounting components due to proper force distribution.

This solution is particularly beneficial for users who frequently utilize the increased cargo space by folding the rear seat.

If you are planning a comprehensive repair or upgrade of the rear interior area in your Mercedes and need other parts from the same group, such as backrests, seat bases, or adjustment mechanisms, check the available parts in the Mercedes Seats and Seatbacks category.

To better plan your interior refresh and select suitable used parts, consider reading the guide: Interior Makeover: How Branded Used Seats Drastically Improve Comfort and Increase Your Car's Value.