Audi A8 D4 Door Lock Soft Close Mechanism Motor Front Rear Left N/S 4F0837059

Audi A8 D4 Door Lock Soft Close Mechanism Motor Front Rear Left N/S is a precision component from the Locks and Latches category, responsible for the smooth closing of the door panel after it has been gently latched. It enables comfortable, quiet, and controlled door pulling on the left side, both at the front and rear of the vehicle, improving user convenience and the operational quality of the entire mechanism.

Specifications and technical data

• SKU: 4F0837059
• Mark: Audi
• Condition: Used
• OEM Part Number: 4F0837059
• Substitutable numbers: 4F0837059, 4F0 837 059
• Location on the vehicle: Front, Rear, Left
• Category: Exterior Locks & Lock Hardware

Purpose and function in the vehicle

The presented soft close motor is designed for installation on the left side of the vehicle body, in the front or rear door, for the Audi A8 D4 generation model. It is responsible for the automatic pulling of the door panel after it has been left slightly ajar, working in conjunction with the lock mechanism and latch. As a result, the user does not need to use significant force when closing – the door is gently pulled into the final position, which reduces mechanical stress and lowers noise.

This component is part of the comfort closing system, which contributes to:

• stable door closing without the need for slamming,
• better cabin sealing and noise reduction,
• more even wear of the lock and latch components.

Construction and integration with the lock system

The soft close motor works as a unit with the door lock mechanism, transmitting torque to the pulling system. Its design is adapted to the specific geometry of the Audi A8 D4 door, which ensures proper positioning relative to the latch and guides. Precise fitment to the factory system allows for maintaining the original door operation characteristics and compatibility with the vehicle's electronics.

As an element from the Locks and Latches category, the motor works with:

• the lock mechanism responsible for securing the door,
• the latch that holds the panel in the closed position,
• the wiring controlling the comfort soft close system.

Vehicle placement and installation aspects

The motor is designed for installation in the driver's side door or the rear passenger door – always on the left side of the vehicle. This specific placement makes it easier to select the correct component when repairing a particular door panel. Correct side and axis alignment is crucial for the proper operation of the pulling mechanism and for safety during use.

When replacing, it is recommended to:

• check the condition of the lock mechanism and latch working with the motor,
• verify the correct routing of the electrical harness in the door,
• check the door alignment relative to the body after installation.

Product characteristics and condition

The offered item is part of the original system used in Audi, which helps maintain the factory performance parameters of the soft close system. The product is in used condition, meaning it has been removed from a vehicle and is intended for further use after proper installation. This type of component allows for an economical repair of the soft close system while maintaining compliance with the vehicle's factory specifications.

Benefits of using the original soft close motor

Using a dedicated soft close motor in an Audi A8 D4 brings a number of practical benefits:

• User comfort – the door closes smoothly, without the need for significant force.
• Protection of mechanisms – reducing violent slamming decreases stress on locks and hinges.
• Consistency with the factory system – maintaining the original logic of the comfort system.
• Aesthetics and acoustics – quieter door closing improves the overall experience of using a premium class vehicle.

If you are planning a comprehensive repair or upgrade of the door lock area in your Audi and need other items from the same group, such as lock mechanisms, latches, or soft close actuators, check the available parts in the Audi Locks and Latches category.

For drivers interested in a broader approach to vehicle maintenance, including the drivetrain, a guide on choosing and operating transmissions may be helpful – you can find it in the article Transmission: manual, automatic, or DSG – common faults and a guide to buying a used gearbox.