Mercedes A205 Door Front Right O/S Window Lifter Regulator A2057204227

Mercedes A205 Door Front Right O/S Window Lifter Regulator is an original component from the Window regulators and motors group, designed for precise operation of the window in the front right door. This used component ensures a factory-fit to the bodywork and electrical system, which facilitates installation and reduces the risk of operational issues. It is a solution for drivers who expect efficient window lifting mechanism performance while maintaining compliance with Mercedes factory specifications.

Specifications and technical data

• SKU: A2057204227
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2057204227
• Substitutable numbers: A2057204227, A 205 720 42 27
• Location on the vehicle: Front, Right
• Category: Window Motors & Regulators

Purpose and function of the window regulator

The window regulator in the front right door is responsible for stable guidance and smooth vertical movement of the window. This component works with the vehicle's electrical system, allowing control from the door panel or the driver's console. Thanks to the factory design, the correct geometry of the rails is maintained, which reduces the risk of jamming, misalignment, and excessive load on the window.

The placement on the vehicle in the front – right side zone means that the part is dedicated to a specific door wing, which is important for both mechanical compatibility and correct positioning of the mounting points.

Benefits of using an original Mercedes component

Using an original window regulator in a Mercedes car allows you to maintain consistency with the factory window system design. A properly selected component:

• maintains the correct window lifting and lowering speed,
• ensures stable guidance of the glass pane in the rails,
• reduces the operating noise of the mechanism while driving,
• minimizes the risk of overloading the electrical system.

As a result, the comfort of window operation remains at a level close to the factory standard, and the risk of needing further repairs in the short term is limited.

Characteristics of the used window regulator

The offered window regulator is a part from the secondary market, which allows for optimizing repair costs while maintaining the original design. A used component from this group is particularly attractive in situations where:

• mechanical damage to the existing mechanism has occurred,
• there are problems with the smooth movement of the window,
• it is necessary to replace the complete window guidance system in the front right door.

Choosing such a solution is often more cost-effective than refurbishing a heavily worn mechanism, especially when maintaining the original geometry and mounting points is a priority.

Selecting parts by OEM and interchangeable numbers

Window regulators in modern Mercedes models may differ in construction details depending on the body version, model year, or equipment. Therefore, it is recommended to use the manufacturer's markings and interchangeable numbers when selecting to avoid installation problems. Verifying compatibility using factory numbers ensures that the mechanism will work correctly with the door, window, and electrical system of the specific vehicle.

For users who want to deepen their knowledge about purchasing secondary market components, an expert guide describing procedures for selection by VIN and OEM, differences between new and used parts, and cost aspects may be useful – you can find it in the article Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses universal principles also applicable when choosing other components.

Mercedes window regulators and motors – expansion and service of the door zone

If you are planning a comprehensive repair or upgrade of the door zone in your Mercedes and need other elements from the same group, such as electric window lifting mechanisms, control drives, or complete rail assemblies, check the available parts in the Mercedes window regulators and motors category.

Summary

Mercedes A205 Door Front Right O/S Window Lifter Regulator is a practical solution for drivers who want to restore efficient window operation in the front right door while maintaining the original design. The used, original component from the Window regulators and motors group supports the correct operation of the mechanism, ensures stable window guidance, and facilitates installation thanks to the factory fit for Mercedes vehicles.