Mercedes W212 Rear Seat Backrest Left N/S Rear Seat Back Cover Black Leather

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes W212 Rear Seat Backrest Left N/S Rear Seat Back Cover Black Leather is an original rear seat upholstery component designed for installation on the left side of E-Class models. Crafted from black leather with an elegant texture, this backrest allows you to restore a cohesive interior look while maintaining the factory character of your Mercedes. It is a practical solution for post-accident repairs, replacing worn-out components, or discreetly upgrading the rear cabin area.

Specifications and technical data

• SKU: A2129206933
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2129206933
• Substitutable numbers: A2129206933, A 212 920 69 33
• Location on the vehicle: Rear, Left
• Upholstery material: Leather
• Color: Black
• Category: Seats and Sofas

Purpose and fitment

The backrest is specifically designed for the rear seat on the left side of the Mercedes E-Class W212 generation, ensuring precise fitment with factory mounts and other seat components. The construction is based on the manufacturer's original design, which facilitates installation and ensures compatibility with factory attachment points, guides, and folding mechanisms.

Material and finish

The upholstery is made of genuine leather, color-matched to standard black Mercedes E-Class interiors. The leather surface provides:

• a consistent look with the rest of the rear seat,
• comfort during long journeys,
• easier maintenance compared to textile materials.

The black shade of the upholstery effectively masks typical signs of wear and harmoniously blends with most interior color configurations, maintaining the characteristic, understated style of Mercedes.

Function in the rear cabin

The rear left seat backrest plays a key role in the ergonomics and safety of rear passengers. It is responsible for:

• stable back support for the passenger sitting on the left side,
• cooperation with the seat folding system (if present in the vehicle's configuration),
• maintaining the proper geometry of the rear seats, which impacts travel comfort.

Thanks to the original design, the backrest does not require body modifications or interference with the seat structure, which is essential for professional upholstery and body repairs.

Characteristics of the used component

The backrest comes from dismantling, which means it is a used part that retains the functionality required for further use. Such components are frequently chosen for premium vehicle repairs because they allow for maintaining the original character of the interior at a reasonable cost. A used seat backrest is also an environmentally friendly solution – utilizing recycled parts reduces the need for manufacturing new components.

Benefits of using an original seat backrest

Using an original rear seat backrest in a Mercedes E-Class W212 provides a number of practical advantages:

• Factory fitment – compatibility with seat construction and mounting points.
• Cohesive interior aesthetics – black leather matched to standard upholstery configurations.
• Comfort of use – stable back support and a pleasant-to-touch surface.
• Reasonable repair cost – an attractive alternative to new parts while maintaining original quality.

If you are planning a comprehensive repair or upgrade of the rear seating area in your Mercedes and need other components from the same group, such as backrests, seat cushions, or complete seat modules, check out the available parts in the Mercedes Seats and Benches category.

To better plan your interior refresh and select the right upholstery components from dismantling, it is worth checking out the guide on our blog: Interior metamorphosis: how branded seats from dismantling improve comfort and increase car value.