Audi A5 8F Door Window Lifter Mechanism Motor Rear Left N/S 8F0839397C

Audi A5 8F Door Window Lifter Mechanism Motor Rear Left N/S is an original component from the Window regulators and motors group, designed for the rear left window of the Audi A5 8F series body. It ensures stable, predictable operation of the side window, which translates into comfort of use and proper door closing in everyday operation.

Specifications and technical data

• SKU: 8F0839461-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8F0839397C
• Substitutable numbers: 8F0839397C, 8F0 839 397 C, 8F0839461, 8F0 839 461, 0 130 822 039, 0130822039
• Location on the vehicle: Rear, Left
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The presented mechanism is dedicated to installation in the rear left door window area of the Audi A5 8F generation. It is responsible for driving and guiding the window in the tracks, allowing for smooth raising and lowering using the factory control buttons in the cabin. Using the correct motor from this group of components allows maintaining the factory operating characteristics of the system, without unwanted vibrations or jamming.

Construction and fitment for Audi A5 8F

The mechanism has been designed as a part compliant with Audi's factory standards, thanks to which it maintains the appropriate mounting points and geometry adapted to the construction of the rear left door. The proper arrangement of mounts and guides facilitates installation in place of a worn-out component, without the need for bodywork modifications or interference with the vehicle's electrical installation.

In practice, this means that after proper mounting and connecting the wiring harness, the mechanism works with the factory window controls, maintaining the speed and direction of operation intended by the manufacturer. Such fitment is particularly important in vehicles equipped with comfort window closing systems.

Benefits of using an original mechanism

Using an original window lifter mechanism motor in an Audi A5 8F brings a number of practical benefits:

• Compatibility with the factory installation – maintaining original connectors and mounting points.
• Stable window operation throughout the full range of motion, without jerking or uncontrolled stops.
• Reduced risk of damage to seals and guides due to correct operating geometry.
• Possibility of using existing Audi service procedures for diagnostics and installation.

Additionally, using a component from the same construction group as the factory-fitted one facilitates part selection by OEM number or interchangeable numbers, which is important for professional service maintenance.

Condition, verification, and selection by numbers

The item comes from a used vehicle and is offered as a used part, which allows for an economical repair of the window lifting system while maintaining the original design specification. Before being offered for sale, such components are standardly verified for correct drive operation and response to control signals, which minimizes the risk of problems after installation.

When selecting a mechanism for a specific Audi A5 8F unit, it is worth using the OEM number or reference numbers, as well as data from the manufacturer's catalogs. A sensible approach to purchasing used drive components is well described in an expert guide: Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses, among other things, the importance of correct part selection by numbers and repair cost ratios.

Audi window regulators and motors – expansion and modernization

If you are planning a comprehensive repair or modernization of the door and side window area in your Audi and need other elements from the same group, such as front window drives, additional guide mechanisms, or passenger-side window control motors, check the available parts in the Audi window regulators and motors category.

Summary

Audi A5 8F Door Window Lifter Mechanism Motor Rear Left N/S is a practical solution for users who want to restore full functionality to the rear left window while maintaining factory operating characteristics. Proper fitment to the door construction, compatibility with the electrical installation, and the possibility of selection by catalog numbers make it a sensible choice for window system repairs in the Audi A5 8F series.