Mercedes W176 Door Card Mount Front Left N/S Electric Window Lifter Regulator

Mercedes W176 Door Card Mount Front Left N/S Electric Window Lifter Regulator is an original component from the Window Regulators and Motors group, designed for precise operation with the driver-side window lifter. It enables stable window guidance and smooth, controlled operation of the lifting and lowering mechanism, maintaining the factory performance characteristics of the system.

Specifications and technical data

• SKU: A1767206500-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1767206500
• Substitutable numbers: A1767206500, A 176 720 65 00, BG
• Location on the vehicle: Front, Left
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The presented component is designed for installation in the front left door area, where it works with the electric window lifting mechanism. It is responsible for the stable mounting of the guide and cable assembly to the door structure, which translates into correct window positioning relative to the seals and the bodywork.

Thanks to its factory geometry and fitment to the Mercedes body structure, the regulator ensures:

• correct window guidance throughout the entire range of motion,
• even distribution of loads on the door mounts,
• maintenance of a proper seal when the window is closed, without excessive stress.

Construction and fitment for Mercedes W176

The regulator has been developed specifically for the Mercedes W176 platform, which means that its shape, mounting points, and method of cooperation with the electric window lifter are consistent with the manufacturer's factory specifications. The design intended for installation on the driver's side allows for trouble-free seating in the original door mounting holes.

The appropriately selected rigidity of the component limits structural deflection during window operation, which reduces the risk of jams, excessive play, or noise while driving. This is particularly important in vehicles where the electric window system is heavily used.

Benefits of using an original regulator

Using an original regulator in a Mercedes W176 allows you to maintain the window system's operating parameters in accordance with the manufacturer's specifications. In practice, this means:

• stable cooperation with the factory motor and lifter mechanism,
• reduced risk of improper window closing,
• better protection of the door interior against moisture ingress near the mechanism.

The element from this group is particularly important during repairs after side collisions, door replacement, or mechanical damage to the window guides, when it is necessary to restore the correct geometry of the entire system.

Characteristics of the used component

The offered regulator comes from dismantling, which allows for an economical repair while maintaining the original manufacturer's specification. A used component of this type is a good solution in situations where you care about factory fitment and compatibility with existing door equipment, while simultaneously optimizing service costs.

Technical support and part selection

When selecting a regulator for a specific Mercedes body trim version, it is worth paying attention to compatibility with the door system and the type of window mechanism used. In case of doubt, it is helpful to compare the construction with the element installed in the vehicle or consult a mechanic specializing in the brand.

If you are planning a comprehensive repair or modernization of the door and side window area in your Mercedes and need other elements from the same group, such as guides, lifter motors, or complete window mechanisms, check the available parts in the Mercedes Window Regulators and Motors category.

More practical information on the cost-effectiveness of using components from dismantling in key vehicle systems can be found in the article Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses, among other things, the approach to selecting parts by identification numbers and the cost aspects of repairs.