Mercedes W902 Front Door Window Mechanism Manual Regulator Left N/S A6907207046

The Manual Window Regulator for Front Left Door Mercedes W902 is an original part of the window opening system, designed for vehicles with manual window operation. This is a robust, used regulator that allows for the restoration of proper function to the driver's or passenger's window on the left side, without the need for costly conversion to an electric system.

Specifications and technical data

• SKU: A6907207046
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6907207046
• Substitutable numbers: A6907207046, A 690 720 70 46
• Location on the vehicle: Front, Left
• Gearbox type: Manual
• Category: Window Motors & Regulators

Application and Compatibility

The presented Manual Window Regulator for Front Left Door Mercedes W902 is intended for installation in the door area on the driver's side or the left side of the vehicle, depending on the body version. The regulator's design works with a classic crank, which is important for vehicles equipped with a manual window control system.

This part belongs to the Window Regulators and Motors group, making it a cohesive component of the system responsible for smooth movement and stable positioning of the window in its tracks. The used nature of the part allows for economical repair while maintaining the original geometry and mounting points specified by the manufacturer.

Construction and Function of the Regulator

The manual window regulator in the Mercedes W902 is responsible for transferring motion from the crank to the window via a system of levers and guides. A correctly selected mechanism ensures:

• stable window guidance throughout the entire range of motion,
• even lifting and lowering without jamming,
• proper fit to the door structure on the left side,
• compatibility with the manual control system.

By retaining the original mounting design, the regulator works with the factory mounting points in the door, which simplifies servicing and reduces the risk of incorrect window positioning.

Benefits of Using an Original Regulator

Using a used, original mechanism in a Mercedes allows for consistency with other door components. In practice, this means:

• secure fit to the body structure without modifications,
• retention of the original window operation geometry,
• possibility of replacing a damaged part without interfering with other door components.

For vehicles used intensively, such as the van versions of the W902, a functional window regulator on the left side contributes to the driver's daily comfort and safety – the window can be quickly and predictably set to the required position.

Condition and Preparation for Installation

The offered mechanism is a used part, which helps to reduce repair costs while maintaining the original manufacturer's specifications. Before installation, a standard inspection of moving parts, guides, and mounting points is recommended, as well as the application of appropriate lubrication in the areas of the gearbox and joints.

Proper installation of the manual regulator in the front left door requires matching it to the specific body version and gearbox. Therefore, when selecting, it is advisable to use the OEM number and vehicle manufacturer's designations.

Mercedes Window Regulators and Motors – Selection and System Expansion

If you are planning a comprehensive repair or upgrade of the door and window area in your Mercedes and need other parts from the same group, such as manual regulators for other windows, electric window lift mechanisms, or drives compatible with comfort modules, check the available parts in the category Mercedes Window Regulators and Motors.

Support with Selection by OEM and VIN Number

To ensure that the selected manual window regulator for the front left door is fully compatible with your Mercedes model, it is worth verifying compatibility using the OEM number and the vehicle's VIN number. Practical tips for such verification, along with a list of questions for the seller and a parameter check diagram, can be found in the guide How to Select the Right Car Part by VIN and OEM Number.

Why Consider Used Drivetrain Components

If, as part of servicing your Mercedes, you are also considering replacing gearbox or engine components, an expert article describing the real advantages and limitations of used parts may be helpful. A detailed discussion of facts, myths, and cost proportions can be found in the article Why Buy Used Gearboxes and Engines – Facts Instead of Myths.