Window Lifter Mercedes C207 Rear Left N/S Window Regulator Motor A2076700103

Mercedes C207 Window Regulator Mechanism Left Rear is an original part from the Window Regulators and Motors category, designed for the rear left window in the C207 body style. This used mechanism ensures a factory fit, maintaining the correct window guide geometry and stable operation of the lifting system in Mercedes vehicles.

Specifications and technical data

• SKU: A2076701703
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2076701703
• Substitutable numbers: A2076701703, A 207 670 17 03, A2076700103, A 207 670 01 03
• Location on the vehicle: Rear, Left
• Category: Window Motors & Regulators

Purpose and Function of the Mechanism

The presented window regulator mechanism is dedicated for installation in the rear – left side of the vehicle. It is responsible for precise window guidance in the tracks and transferring power from the control system to the window's movement, resulting in smooth opening and closing of the rear door window.

Thanks to its construction conforming to factory Mercedes standards, the part works with original door hardware, maintaining correct mounting points, range of motion, and system operating characteristics.

Construction and Technical Fit

The window regulator mechanism is designed as an OEM part, meaning the original geometry of the arms, cables, and mounting points is preserved. This solution facilitates installation in the rear left door without the need for modifications to the door panel or factory service holes.

Key construction features:

• dedicated vehicle placement – rear left side,
• compatibility with the factory window control system,
• preservation of the original window movement kinematics.

As a result, the mechanism is a functional solution for both post-accident repairs and replacement of a worn-out regulator in a vehicle in use.

Item Condition and Benefits of Choosing a Used Part

The offered mechanism is a used part from disassembly, allowing for a reasonable purchase cost while maintaining the original manufacturer's specifications. In practice, this means the possibility of restoring the window lifting system's functionality without investing in more expensive, uncertain origin aftermarket alternatives.

Choosing a used OEM part is particularly beneficial for moving mechanisms where compatibility with the factory door construction and proper cooperation with the existing electrical system and comfort controls are crucial.

If you are interested in a broader context of the cost-effectiveness of using disassembled parts in key vehicle systems, it is worth reading the expert guide Why Buy Used Gearboxes and Engines – Facts Instead of Myths, which discusses, among other things, the approach to selecting components by OEM numbers.

Application in Service and Repairs

The Mercedes C207 Window Regulator Mechanism Left Rear is suitable for professional workshops, body and paint shops, and individual users who want to restore the full functionality of the rear window after damage or wear of the factory regulator. By preserving the original design, it is possible to:

• restore correct vertical window movement,
• eliminate jamming and uneven window operation,
• maintain door seal by properly closing the window.

The part is particularly useful for repairs after side collisions and for replacing mechanisms where cables, guides, or mounting points have been damaged.

Related Parts and Other Mercedes Window Regulators

For comprehensive repair of the window system in a given model, it is also worth considering the replacement or inspection of other mechanisms in the door. If you need other parts from the category related to window lifting systems for this brand, check the available parts in the Mercedes Window Regulators and Motors category.