Window Lifter Regulator Mercedes W176 Rear Left N/S Door Card Panel A1767300179

Window Lifter Regulator Mercedes W176 Rear Left N/S Door Card Panel is an original component from the Window regulators and motors group, designed for the rear left side of the vehicle body. It ensures stable window guidance, proper operation of the lifting and lowering mechanism, and maintains the factory functionality of the door in your Mercedes.

Specifications and technical data

• SKU: A1767300179-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1767300179
• Substitutable numbers: A1767300179, A 176 730 01 79, BG
• Location on the vehicle: Rear, Left
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The presented window regulator operates in the rear left door area, responsible for the smooth and controlled movement of the window within the guides. The component is structurally matched to the W176 platform, which allows for maintaining the correct geometry of the mechanism's operation and reduces the risk of jams, play, or excessive vibrations while driving. The Rear, Left placement on the vehicle means that the part has been designed for a specific side of the body, ensuring that installation is predictable and consistent with factory mounting points.

Benefits of using an original Mercedes component

The window regulator dedicated to the W176 allows for maintaining consistency with the factory window control system and other door components. In practice, this means:

• proper cooperation with the electrical installation and comfort control systems,
• correct window guidance within the door plane,
• reduced risk of overloading the lifting motor,
• easier diagnostics of potential faults in the future. The original solution from the Window regulators and motors group is particularly important in vehicles equipped with advanced comfort systems, where the precision of window operation affects the seal, interior acoustics, and safety of use.

Installation and operational characteristics

The regulator is prepared for installation in place of the factory mechanism, using the original mounting points in the door. Thanks to this:

• replacement time is limited to the absolute minimum,
• there is no need for structural modifications to the door panel,
• it is easier to maintain the correct alignment of the window relative to the seals and frame. The used condition means that the component comes from dismantling, which allows for economical repair while maintaining compliance with factory specifications. This solution is particularly beneficial for post-accident repairs or when replacing a worn-out mechanism in an older vehicle.

Part selection by numbers and integration with other components

When selecting a window regulator for a specific equipment version, it is worth using the OEM number and interchangeable numbers to ensure that the mechanism will be fully compatible with the given door configuration. Proper fitment is important not only for the window movement itself but also for cooperation with comfort control modules and anti-pinch safety systems. If you want to better understand how to safely use parts from dismantling and how to select them by catalog numbers, the following expert guide will be helpful: Why it is worth buying used gearboxes and engines – facts instead of myths. The selection procedures by VIN/OEM contained therein are universal and useful also when selecting other components.

Expansion and service of the door area in a Mercedes

If you are planning a comprehensive repair or modernization of the door area in your Mercedes and need other elements from the same group, such as window lifting mechanisms, control motors, or window guides, check the available parts in the Mercedes window regulators and motors category.

Summary

Window Lifter Regulator Mercedes W176 Rear Left N/S Door Card Panel is a functional solution for users who want to restore the efficiency of the window mechanism in the rear left part of the body without sacrificing the factory standard of workmanship. Proper fitment to the W176 platform, designation for a specific side of the vehicle, and origin from the original production line make it a practical choice for operational and post-accident repairs.