Mercedes-Benz A-Class W168 Rear Left Door N/S Window Lifter Motor A1688201342

Mercedes-Benz A-Class W168 Rear Left Door N/S Window Lifter Motor is an original component from the Window regulators and motors group, designed for operating the rear left window in the W168 body style. It enables stable, smooth operation of the window lifting and lowering mechanism, ensuring user comfort and proper functionality of the rear passenger area.

Specifications and technical data

• SKU: A1688201342
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1688201342
• Substitutable numbers: A1688201342, A 168 820 13 42, EM
• Location on the vehicle: Rear, Left
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The window lifter motor dedicated to the rear left side of the W168 body is responsible for driving the mechanism that controls the window position. It is an electrical component that works with the vehicle's wiring and window control switches, allowing for convenient operation from the driver's or passenger's side.

Its placement in the rear – left area means the component is structurally adapted to a specific side of the body, which facilitates installation and eliminates issues with geometric compatibility or mounting points.

Construction and technical fitment

The motor belongs to the Window regulators and motors group, meaning it is designed to work with the factory window lifter mechanism in the Mercedes W168. The design includes appropriate mounting points and an electrical connector compatible with this model's wiring, allowing the component to be plugged into the existing system without the need for modifications.

Its original Mercedes origin helps maintain proper operating parameters, such as window movement speed, rotation direction, and correct interaction with the vehicle's factory electrical safety systems.

Condition, benefits of choosing a used part, and installation

The item is offered in used condition, which in practice means a beneficial combination of original build quality and an attractive purchase price. For this type of electrical component, choosing an original used part often allows you to maintain factory fitment and operating characteristics, without the risks associated with uncertain quality replacements.

The motor is intended for installation in place of the factory window lifter drive. With proper removal of the old element and installation of the offered component, it is possible to restore the efficiency of the window control in the rear left part of the vehicle without interfering with other systems.

Practical application and safety of use

A functional window lifter drive is important not only for comfort but also for safety – it allows for quick closing of the window in case of rain, protects the interior from unauthorized access, and supports proper cabin ventilation. A properly functioning motor reduces the risk of overloading the lifter mechanism, which can translate into a longer service life for the entire system.

For users who value the technical consistency of their vehicle, choosing an original component from the Window regulators and motors group is a solution that helps maintain factory operating parameters and predictable system behavior.

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

Technical knowledge and part selection

When selecting a window lifter motor for a Mercedes W168, it is crucial to pay attention to the mounting side and compatibility with the electrical system of the specific body version. A properly selected component helps avoid problems with installation, incorrect operating direction, or electrical system errors.

For drivers interested in a broader context of car operation and repair costs, the material describing potential engine failures in other popular models may be helpful – it is worth reading the article Troublesome BMW E90 engines: check what can ruin your budget! to better plan service and maintenance expenses for your car.