Mercedes W205 Roller Blind Motor Sunroof Roller Blind Gear Motor A2057805800

The Mercedes W205 sunroof shade motor is an original, used drive unit for the sunshade designed for panoramic roofs in C-Class W205 models. This component is responsible for the precise movement of the sunshade, ensuring comfortable regulation of light entering the vehicle's interior. Thanks to its genuine Mercedes origin, full compatibility with the factory roof construction is maintained.

Specifications and technical data

• SKU: A2057805800
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2057805800
• Substitutable numbers: A2057805800, A 205 780 58 00
• Category: Sunroofs & Parts

Purpose and Function in the Vehicle

The presented sunshade drive motor is a component of the Panoramic Roofs, Sunroofs, and Parts system in the Mercedes C-Class W205. Its function is to power the sunshade mechanism, which moves along guides beneath the panoramic glass or sunroof, allowing for smooth adjustment of cabin shading.

The drive unit works in conjunction with the factory roof control system, enabling:

• automatic opening and closing of the sunshade via buttons in the headliner,
• smooth stopping at the selected position,
• maintenance of the original operating logic of the roof system in the Mercedes W205.

Original Origin and Fitment

The sunshade motor comes from the Mercedes parts line, meaning it maintains factory operating parameters, mounting geometry, and electrical compatibility with the vehicle's wiring. The original sunshade drive:

• fits the factory mounting points in the W205 roof structure,
• works with the original roof control module,
• eliminates the risk of calibration issues typical of low-quality aftermarket parts.

This ensures that installation involves simply replacing the worn or damaged part without the need for mechanical or electrical modifications.

Condition and Service Application

The sunshade drive is a used part, sourced from disassembly, which allows for economical repair of the roof system while maintaining the original manufacturer's specifications. This type of component is particularly useful in situations where the vehicle exhibits symptoms such as:

• no response from the sunshade to button commands,
• jerky movement or random stopping of the sunshade,
• unusual noises from the roof mechanism area during operation of the shade.

Using an original sunshade motor allows for the restoration of correct system operation without interfering with other elements of the panoramic roof or sunroof.

Support in Selection and Integration with Other Body Parts

When selecting the correct sunshade drive for a specific W205 equipment version, it is always advisable to base your choice on part numbers and the roof configuration (panoramic, classic sunroof). For extensive body and roof repairs, advisory materials regarding used body parts and accessories may also be helpful – you can find them in the article on replacing body parts with used disassembled parts, which covers brands like Mercedes.

If you are planning a comprehensive repair or upgrade of the roof area in your Mercedes and need other parts from the same group, such as guides, seals, or additional drive modules, check the available parts in the category Mercedes Panoramic Roofs, Sunroofs, and Parts.

To compare the approach of premium manufacturers to original used components and selection procedures by part number, you can also refer to the advisory material on original used parts in BMW cars, which demonstrates how to consciously plan repairs using disassembled parts in the premium car segment.