Mercedes-Benz A-Class W176 Front Left Door N/S Electric Window Lifter Regulator

Mercedes-Benz A-Class W176 Front Left Door N/S Electric Window Lifter Regulator is an original component from the Window Regulators & Motors group, designed for precise operation in the driver's door. It ensures smooth window movement and stable integration with the factory electric controls, which translates into comfort during daily use. This solution is dedicated to users who expect compliance with factory specifications and reliable operation of the window lifting system.

Specifications and technical data

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

Purpose and compatibility with the Mercedes-Benz A-Class W176

The presented regulator is designed for installation in the front left door (driver's side) of the Mercedes-Benz A-Class W176 generation. The support structure and mounting points are adapted to the factory door panel, allowing the component to work seamlessly with the original guides, glass, and vehicle wiring harness. Such fitment minimizes the need for modifications and helps maintain the original window operating geometry.

Technical and functional characteristics

The regulator belongs to the Window Regulators & Motors group, meaning it is responsible for the controlled electric raising and lowering of the door window. The mechanism works with the factory switch in the door panel and the vehicle's comfort system, enabling convenient window operation from the driver's seat. The stable guide construction minimizes operational play, which helps reduce unwanted vibrations and noise while driving.

Its location in the driver's door zone means the component is subject to intensive use, which is why choosing an original solution is important for the durability of the entire system. The geometry of the arms and cables is adapted to the shape of the W176 door, resulting in an even distribution of loads during window operation.

Condition, origin, and advantages of using a used part

The offered regulator is a used part, sourced from the dismantling of a Mercedes vehicle. This type of component, provided it has been properly verified for functionality, represents a cost-effective solution while maintaining original manufacturing quality. Unlike many aftermarket replacements, the original regulator is designed for a specific body model, which promotes proper fitment and smooth operation.

If you want to better understand why choosing original second-hand parts is often cost-effective for cars of this brand, it is worth checking out our guide: why it is worth choosing original used parts for a Mercedes. This will allow you to take a conscious approach to upgrades and repairs in your car while maintaining reasonable service costs.

Benefits of installing an original window regulator

Using an original regulator in the driver's door provides a number of practical benefits:

• preservation of factory window guidance geometry and proper pressure against seals,
• consistent cooperation with the electrical installation and comfort modules,
• reduction of the risk of jamming, skipping, and uneven window operation,
• easier installation thanks to perfectly matched mounting points.

For users who want a broader perspective on the operation and potential repair costs of premium cars, our guide on the engines of another popular brand may also be helpful: analysis of BMW E90 engine failures and their impact on your budget. It allows for a better understanding of how the selection of the right parts affects long-term vehicle maintenance costs.

Expanding upgrades within the side window system

If you are planning a comprehensive repair or upgrade of the door and side window area in your Mercedes and need other elements from the same group, such as guides, lifting mechanisms, or control drives, check out the available parts in the Mercedes Window Regulators & Motors category.