Mercedes C205 Window Lifter Front Right O/S Mechanism A2057200446

Mercedes C205 Window Lifter Front Right O/S Mechanism is a component from the Window regulators and motors category, designed for operation in the front right door of Mercedes vehicles. Designed as a factory engineering solution, it ensures stable window guidance, proper power transmission, and repeatable operation of the lifting and lowering mechanism.

Specifications and technical data

• SKU: A2057200446
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2057200446
• Substitutable numbers: A2057200446, A 205 720 04 46
• Location on the vehicle: Front, Right
• Category: Window Motors & Regulators

Purpose and vehicle placement

The presented window lifter is intended for installation in the front right door area, where it is responsible for the linear guidance of the window and cooperation with the electric drive. The placement on the vehicle, defined as front – right side, allows for precise matching of the component to the correct mounting position and avoids compatibility issues during service.

Thanks to a design adapted to the geometry of the C205 body type, the mechanism provides proper window support, reduces operating play, and minimizes the risk of jamming during full-range operation.

Technical and functional characteristics

The window lifter works with the door window control system, transferring torque from the motor to the vertical movement of the window. The arrangement of mounting points and guides is optimized for the rigidity of the door structure, which translates into stable operation and reduced vibration while driving.

The mechanism has been designed to:

• ensure smooth lifting and lowering of the window throughout the full operating range,
• maintain the window in the correct position relative to the seals and door frame,
• reduce the load acting on the control motor,
• operate correctly under typical operating conditions of a passenger vehicle.

Component condition and service application

The offered window lifter is a used component, which makes it an attractive service solution for users looking for proven parts at a reasonable price. This type of component is particularly useful for repairs following mechanical damage, such as snapped cables, seized guides, or failures resulting from system overload.

Replacing the window lifter in the front passenger door allows for restoring full window control functionality, improving vehicle comfort, and eliminating typical signs of wear, such as uneven movement, skipping, or the window getting stuck in intermediate positions.

Benefits of using an original Mercedes solution

Using a window lifter dedicated to the C205 body ensures proper fitment to the door structure and compatibility with the factory control system. The appropriate geometry of the guides and mounting points facilitates installation and reduces the need for additional adjustments during service.

For the user, this means:

• restoring correct window operation on the passenger side,
• maintaining the factory window movement characteristics,
• consistency with other window system components in the vehicle,
• the possibility of economical repair using OEM parts.

Mercedes window regulators and motors – expansion and service

If you are planning a comprehensive repair or upgrade of the door area in your Mercedes and need other components from the same group, such as additional regulators, cooperating motors, or related window guidance mechanisms, check the available parts in the Mercedes window regulators and motors category.

Technical support and service knowledge

When planning repairs in premium class vehicles, it is worth considering not only the condition of the door equipment but also the condition of the engine unit and cooperating sub-assemblies. For users interested in a broader perspective on operating premium segment cars, a guide material regarding popular engine designs may be useful – you can find it in the article BMW E90 engine failures: check what can ruin your budget!, which shows how to consciously approach service costs and fault diagnosis.