Audi Q7 4M Window Lifter Rear Door Right O/S Regulator Mechanism 4M0839462A

Audi Q7 4M Window Lifter Rear Door Right O/S Regulator Mechanism is an original window regulator mechanism designed for the rear right side of the vehicle body. As an item in the Window regulators and motors category, it ensures proper window operation, stable guidance, and precise raising and lowering. Thanks to the factory Audi design, it is perfectly matched to the door geometry and factory mounting points.

Specifications and technical data

• SKU: 4M0839462A
• Mark: Audi
• Condition: Used
• OEM Part Number: 4M0839462A
• Substitutable numbers: 4M0839462A, 4M0 839 462 A
• Location on the vehicle: Rear, Right
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The presented mechanism is designed for installation in the rear right door of the Audi Q7 4M generation. It is responsible for smooth window guidance along the rails and transferring power from the motor to the glass, which translates into comfortable window operation via the door switch or the driver's panel.

The placement on the vehicle on the rear right side allows for precise fitting to the specific door panel, without the need for modifications or adaptations. This is a beneficial solution for both post-accident repairs and replacing a worn or damaged mechanism.

Construction and fitment for Audi Q7 4M

The window lifter mechanism has been constructed in accordance with Audi standards, which means maintaining the correct geometry, mounting points, and compatibility with the factory window lift motor. As a result, it:

• ensures stable window guidance throughout the entire range of motion,
• reduces the risk of jamming and uneven operation,
• is compatible with factory mounts in the Audi Q7 4M door.

The original Audi origin helps maintain consistency with other door components, which is important for both durability and user comfort.

Condition, application, and benefits of installation

The item is offered in used condition, which allows for lower repair costs while maintaining the manufacturer's original design. This is a practical solution in situations where:

• mechanical damage to the lifter has occurred (e.g., after a collision or seizure),
• the window has stopped rising or drops unevenly,
• a quick and economical replacement is necessary without sacrificing OEM parts.

Installing the original mechanism allows for restoring proper window operation, reducing noise while driving, and ensuring proper door sealing, which affects acoustic comfort and protects the interior from weather conditions.

Selection by numbers and technical compatibility

The Audi Q7 4M Window Lifter Rear Door Right O/S Regulator Mechanism has a dedicated OEM part number and associated replacement numbers, which facilitates clear identification and selection of the correct element for a specific equipment version. When matching, it is worth using the Vehicle Identification Number (VIN) and service documentation to confirm full compatibility with your specific vehicle.

If you are interested in a broader context of using aftermarket components in cars, including procedures for selection by OEM and VIN numbers, you will find practical tips in the article Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses key principles of safely using used components.

Audi window regulators and motors – expansion and repairs

If you are planning a comprehensive repair or upgrade of the door area in your Audi and need other components from the same group, such as window lifting mechanisms, electric drives, or guides, check out the available parts in the Audi window regulators and motors category.

More inspiration regarding the use of used components in cars of this brand, including practical examples of repairs and modifications, can also be found in the guide Audi on second-hand parts – tuning and repairs without losing quality, which shows how to combine savings with maintaining the character of German automotive engineering.