Mercedes A B Class W169 W245 Rear Left N/S Window Motor Regulator A1698201942

Mercedes A B Class W169 W245 Rear Left N/S Window Motor Regulator is an original component from the Doors and door panels group, designed to operate the window lifting mechanism in the rear left section of the vehicle body. Thanks to its factory design, it ensures proper compatibility with the electrical system and the window guide, which translates into stable and predictable system operation. This is a practical solution for users who want to restore full functionality of the electric window control without interfering with the door structure.

Specifications and technical data

• SKU: A1698201942
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1698201942
• Substitutable numbers: A1698201942, A 169 820 19 42, A1698204542, A 169 820 45 42, AS
• Location on the vehicle: Rear, Left
• Category: Doors & Door Skins

Purpose and function in the vehicle

The presented window motor is designed for installation in the rear left section of the vehicle body, where it is responsible for driving the window lifting and lowering mechanism. Its placement in the door zone allows this component to work directly with the guide, door frame, and control system, ensuring smooth window movement and correct response to signals from the control buttons.

As a part dedicated to a specific model platform, the motor allows for maintaining factory operating parameters without the need for adaptation or modifications to the electrical wiring. This is particularly important for vehicles equipped with advanced comfort systems, where correct communication between modules is crucial for reliability.

Benefits of using an original window motor

Using a dedicated window motor in the rear left section of the vehicle body provides a number of practical operational benefits:

• Factory fit to the door structure, which facilitates installation and reduces the risk of improper alignment with the window lifting mechanism.
• Ensuring appropriate operating characteristics, thanks to which the window movement is uniform and stable throughout the entire range.
• Compatibility with the existing vehicle electrical system, without the need for connector modifications or additional wiring.
• The ability to restore full functionality of the window control after the failure of the previous drive.

For the user, this means reducing vehicle downtime and minimizing the risk of window closing issues, which can affect driving comfort and interior sealing.

Characteristics of the used component

The offered window motor is a used component, which in practice means it has been removed from a vehicle and verified for further use. This type of solution is beneficial for those who want to keep their vehicle in good technical condition while optimizing repair costs compared to purchasing a new part.

Choosing a used component allows for maintaining consistency with the vehicle's original specifications while reducing the consumption of new material resources. This is a practical approach from both an economic and operational perspective, especially for vehicles where the priority is to maintain the efficiency of basic functions, such as electric window control.

Integration with the door and body system

The window motor works with other elements from the Doors and door panels group, creating a coherent system responsible for the comfort of operating the side part of the body. A properly selected drive minimizes mechanical loads on the guides and mounts, which promotes even wear of the entire mechanism and reduces the risk of window jamming.

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 panels, reinforcements, or additional structural elements, check the available parts in the Mercedes Doors and door panels category.

Support in selecting and completing parts

When selecting a window motor for a specific body version, it is worth paying attention to compatibility with the door system and the vehicle's equipment configuration. A properly selected element helps avoid installation problems and ensures correct cooperation with the window control system in the rear left section of the vehicle body.

If you want to plan a larger scope of service work more efficiently and at the same time collect various used components in one place – from body parts to small mounting details – a guide describing the One-Stop-Shop approach may be helpful. You can find more practical tips in the article Comprehensive supply: from the engine to the smallest clip – how to collect used car parts in one place?.