Mercedes W169 Rear Right Door O/S Window Regulator Lifter Motor A1697303279

Mercedes W169 Rear Right Door O/S Window Regulator Lifter Motor is an original component from the Window regulators and motors group, designed for the rear right side of the vehicle body. It enables efficient control of the door window, ensuring stable operation of the lifting and lowering mechanism and improving the comfort of daily vehicle use.

Specifications and technical data

• SKU: A1697303279
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1697303279
• Substitutable numbers: A1697303279, A 169 730 32 79, A1697301479, A 169 730 14 79, AS
• Location on the vehicle: Rear, Right
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The presented window regulator motor is dedicated for installation in the rear right part of the Mercedes W169 model body. It is responsible for driving the window lifting mechanism in the door, working in conjunction with the factory electric control system. Thanks to its precise fit to the door structure, it maintains the correct window guidance geometry and reduces the risk of jamming.

This component is particularly important in situations where the existing drive operates unevenly, stops halfway, or completely stops responding to switch commands. Replacing it with a functional motor allows for the restoration of full window functionality without interfering with other door components.

Benefits of using an original motor

Using an original Mercedes component ensures a proper fit with the factory mechanism and compatibility with the vehicle's electrical system. This limits the need for modifications, facilitates installation, and reduces the risk of window operation issues after replacement.

• dedicated placement in the rear right door zone,
• preservation of factory mounting and guidance points,
• consistency with the original in-cabin window controls.

For the user, this means stable window operation, predictable response to control buttons, and less strain on the remaining elements of the lifting mechanism.

Performance characteristics and installation

The window regulator motor from this series has been designed as an element that works with the factory window mechanism, which facilitates its replacement in workshop conditions. By following basic procedures for door upholstery removal and disconnecting the electrical system, the installation proceeds in an orderly and predictable manner.

The product comes from the Window regulators and motors segment, which means it is part of a specialized group of components responsible for precise window control. In practice, this translates into a properly selected gear ratio, torque, and operating characteristics adapted to the weight of the glass and the door structure of the Mercedes W169.

Application in service and diagnostics

Replacing the window regulator motor is often the final stage of system diagnostics, where damage to the electrical installation, switches, or mechanical window guidance has been previously ruled out. Using the correct element on the rear right side allows for the restoration of full window functionality without the need to interfere with other doors.

This solution is particularly useful in vehicles intensively used in urban traffic, where frequent opening and closing of windows generates additional loads on the drive. A properly selected motor reduces the risk of recurring failures and stabilizes the operation of the entire system.

If you are planning a comprehensive repair or upgrade of the side door area in your Mercedes and need other elements from the same group, such as window drives, guidance mechanisms, or control modules, check the available parts in the Mercedes Window regulators and motors category.

To better plan your vehicle service budget and avoid unexpected costs associated with powertrain repairs, it is worth checking out the practical tips contained in the article Emergency BMW E90 motors: check what can ruin your budget!, which shows how to consciously approach the operation and diagnostics of key components.