Mercedes W177 Front Seat Back Rest Left N/S Fabric Anthracite Heated A1779100902

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W177 Front Seat Back Rest Left N/S Fabric Anthracite Heated is an original part from the Seats and benches group, designed for installation on the front left side of the vehicle interior. This used backrest in anthracite allows for maintaining a consistent cabin aesthetic while providing a heating function, improving driving comfort in colder conditions. It is a solution for users who want to restore the full functionality of the driver's seat while maintaining the factory character of the Mercedes interior.

Specifications and technical data

• SKU: A1779100902
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1779100902
• Substitutable numbers: A1779100902, A 177 910 09 02
• Location on the vehicle: Front, Left
• Color: Black
• Category: Seats and Sofas

Purpose and fitment for the Mercedes W177

The presented backrest has been designed specifically for the W177 body type, intended for the front left side. This ensures that the proper mounting points, geometry, and ergonomics intended by the vehicle manufacturer are maintained. Installing the component in the correct position on the vehicle allows for the restoration of the original driver's seating position, which is important for both comfort and driving safety.

The backrest is part of the front seat system, working in conjunction with other seat components. Using an original part from the same model platform reduces the risk of issues with the fitment of upholstery, rails, or side covers, and also facilitates service work when replacing a damaged backrest module.

Heating function and user comfort

A significant feature of this backrest is the integrated heating, which significantly improves thermal comfort during the autumn and winter seasons. The backrest works with the factory seat heating control system, which allows for smooth adjustment of the heating intensity using the original switches in the cabin. As a result, the user retains full system functionality without the need for additional, external solutions.

The heated backrest contributes to even heat distribution across the back, which increases comfort during longer trips and daily use. Using a component that is structurally compatible with the rest of the seat helps maintain proper spinal support and a stable position behind the wheel.

Color scheme and interior integration

The backrest is finished in anthracite, which corresponds to the popular interior configuration in Mercedes W177 models. This color scheme facilitates integration with existing upholstery, door panels, and the dashboard, allowing for a consistent, subdued cabin character. The anthracite shade is practical for daily use and masks typical operational dirt well.

Thanks to maintaining the factory styling, replacing the backrest alone does not disrupt the overall interior composition. This is a beneficial solution in situations where only the backrest module has been damaged, while the remaining seat elements remain in satisfactory technical and visual condition.

Characteristics of the used component

The offered component comes from disassembly, which means it is a used original part. Such parts are frequently chosen for repairs of several-year-old vehicles because they allow for maintaining compliance with factory specifications while optimizing costs. A used seat backrest, when properly verified for condition, can still provide adequate functionality and durability in further operation.

Choosing an original backrest from the secondary market is particularly beneficial where matching existing upholstery and maintaining compatibility with safety and comfort systems used in a given Mercedes unit is important.

Expansion and other elements from the Seats and benches group

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

More about the advantages of branded seats from disassembly

When planning a backrest replacement, it is worth analyzing the impact of branded used seats on driving comfort and the perceived value of the vehicle. A detailed discussion of this topic can be found in the article Interior metamorphosis: how branded seats from disassembly improve comfort and increase car value, which describes the practical benefits of using original recycled seats in daily operation.