Mercedes W205 Rear Right O/S Window Regulator Lifter Panel A2057308004

Mercedes W205 Window Regulator Mounting Bracket Right is a precise component from the Window Regulators and Motors category, designed for the rear, right side of the body. It is responsible for the stable, secure, and quiet operation of the window regulator mechanism, which translates to comfort in daily use. As an original Mercedes component, it ensures proper fit to the door structure and predictable performance of the window lifting system.

Specifications and technical data

• SKU: A2057308004-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2057308004
• Substitutable numbers: A2057308004, A 205 730 80 04, A2057308001, A 205 730 80 01
• Location on the vehicle: Rear, Right
• Category: Window Motors & Regulators

Purpose and Function in the Window Regulator System

The described mounting bracket operates in the rear, right zone of the body, where it works with the window regulator mechanism. Its tasks include:

• maintaining the correct position of the window guide elements,
• protecting the mounting from excessive vibrations and movements,
• reducing play that can cause noise or uneven window operation,
• assisting in sealing and proper window closure within the door frame.

Thanks to this, the window lifting system maintains stability, and the mechanism's operation remains repeatable and predictable throughout its full range of motion.

Benefits of Using an Original Mounting Bracket

Using a component that matches the original Mercedes W205 factory design allows for maintaining the window system's operating parameters at the level intended by the manufacturer. The original mounting geometry minimizes the risk of incorrect window alignment, which is particularly important when opening and closing doors repeatedly.

Key benefits include:

• consistency with the factory system of guides and regulator cables,
• reduced risk of accelerated wear of the window lifting mechanism,
• maintaining proper window pressure against the seals, which helps reduce noise and drafts,
• easier diagnostics and servicing of the window system due to the preservation of the original design.

Mounting Characteristics and Fitment

The bracket is designed for a specific placement on the vehicle – rear, right side. This dedicated purpose facilitates the identification of the correct part when repairing or replacing a window regulator. The design intended for a specific body model allows for installation in existing mounting points, without the need for door modifications.

In practice, this means:

• preservation of factory mounting and guiding points,
• no need for adaptation or structural modifications,
• consistency with other window system components in the rear doors.

Component Condition and Service Application

The product is a used original component, offered as a used original component, which represents a reasonable compromise between repair cost and maintaining factory-quality fit. This type of part is suitable for both replacing a damaged mounting and for comprehensive refurbishment of the window regulator mechanism in the rear, right part of the vehicle.

Choosing an original window regulator mounting bracket is particularly beneficial when aiming to maintain the structural integrity of the door and ensure proper cooperation with the existing window regulator and motor.

Mercedes Window Regulators and Motors – Selecting Related Components

If you are planning a more extensive service of the window lifting system in your car and are interested in other components from the category of window regulators and drives dedicated to this brand, check the available parts in the Mercedes Window Regulators and Motors category.

More on the Cost-Effectiveness of Used Components

When planning a repair, it is worth understanding the broader economic context of using components from the secondary market – cost differences, selection principles based on identification numbers, and practical examples are discussed in the article Why Buying Used Gearboxes and Engines is Worth It – Facts Instead of Myths, which helps to approach the purchase of used car parts consciously.