Audi A3 8P Rear Door Window Lifter Regulator Drive Unit Right O/S 8P4839462A

Audi A3 8P Rear Door Window Lifter Regulator Drive Unit Right O/S 8P4839462A is an original component from the Window Regulators and Motors group, designed for precise control of the window movement in the rear right door. It ensures stable operation of the window lifting and lowering mechanism, which translates into ease of use and proper door closing and cabin sealing.

Specifications and technical data

• SKU: 8P4839462A-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8P4839462A
• Substitutable numbers: 8P4839462A, 8P4 839 462 A
• Location on the vehicle: Rear, Right
• Part type: Regulator & Motor Assembly
• Category: Window Motors & Regulators

Application and function in the Audi A3 8P

The presented window lifter drive unit is dedicated for installation in the rear right part of the body, in the passenger door. It is responsible for transferring the drive to the guide mechanism, allowing for smooth opening and closing of the window from the door control panel or the driver's console. A properly functioning regulator is important for:

• maintaining acoustic tightness and reducing outside noise,
• ensuring proper pressure of the window against the seals,
• comfortable window control in city traffic and on the road,
• seamless cooperation with the factory Audi electrical system.

Construction and technical characteristics

The rear right window lifter drive unit in the Audi A3 8P is designed as a component that works with the factory door guide mechanism. The design provides for installation in the rear right part of the vehicle, maintaining original mounting points and factory electrical connectors. Thanks to this, the following are maintained:

• compatibility with the factory window control system,
• stable operation across the full range of window movement,
• appropriate lifting and lowering speed,
• proper cooperation with the vehicle's electrical safety systems. The component belongs to the Window Regulators and Motors group, which means it is designed to operate in conditions typical for car doors – under variable temperatures, humidity, and mechanical loads resulting from daily use.

Benefits of using an original Audi component

Using an original window lifter drive unit in the Audi A3 8P allows for maintaining the factory operating parameters of the entire system. Key advantages include:

• Full compatibility with the electrical system – no need to modify wiring harnesses or connectors.
• Proper fit for the rear right door – maintaining the correct position of the window relative to the seals and frame.
• Stable mechanism operation – reducing the risk of jams, skipping, or uneven window movement.
• Consistency with factory comfort systems – proper cooperation with central window control. As a result, replacing a worn or damaged drive unit with an original component allows for restoring proper window operation without interfering with the door structure.

Condition, origin, and selection of parts

The offered window lifter drive unit is a used component, sourced from the dismantling of an Audi vehicle. Such components are often chosen as an economical solution, allowing for the maintenance of original quality at lower costs compared to new replacements. The correct selection of parts for a specific version of the Audi A3 8P should be based on the manufacturer's markings and the body and equipment configuration. If you are interested in a broader context of using dismantled components in drive systems and accessories, practical information on selection procedures based on manufacturer markings and the cost-effectiveness of such solutions can be found in the article: Why it is worth buying used gearboxes and engines – facts instead of myths.

Expansion of the window system in Audi – related components

If you are planning a comprehensive repair or upgrade of the door and window area in your Audi and need other components from the same group, such as front window drives, control motors, or complete guide mechanisms, check the available parts in the Audi Window Regulators and Motors category.