1996–2011 Audi A6 A4 A8 Sunroof Motor 4B0959591K | Factory Original

Genuine Factory Original Audi Sunroof Motor

Restore reliable sunroof operation with this Factory Original Audi Sunroof Motor, part number 4B0959591K, designed for select Audi A6, A4, and A8 applications from approximately 1996–2011. This motor is an important component of the vehicle’s power sunroof or moonroof system and is designed to provide the electrical power needed to open, close, or tilt the factory sunroof mechanism.

If your Audi sunroof has stopped operating, moves slowly, makes unusual noises, or fails to open and close correctly, a faulty sunroof motor may be one possible cause. Replacing the motor with a compatible factory-original unit can help restore the original sunroof functionality.    genuine-factory-original-audi-sunroof-motor

Audi Sunroof Motor Part Number 4B0959591K

This product is identified by the OEM part number:

4B0959591K

Using the correct part number is essential when replacing an Audi sunroof motor. Audi produced multiple motor designs across different model years and platforms, so visually similar motors may not be interchangeable.

Before ordering, compare 4B0959591K with your original motor or verify compatibility using your vehicle’s VIN.

Compatible Audi Models

This sunroof motor is listed for select Audi applications, including:

• Audi A4
• Audi A6
• Audi A8
• Select 1996–2011 applications
• Factory sunroof-equipped vehicles
• Compatible moonroof systems    genuine-factory-original-audi-sunroof-motor

Important: Model-year ranges can overlap across different Audi platforms and equipment configurations. Exact compatibility depends on the vehicle’s production year, body style, sunroof system, electrical configuration, and original part number.

Always confirm fitment before installation.

Restore Factory Sunroof Operation

The sunroof motor controls the mechanical movement of the moonroof or sunroof assembly. When the motor operates correctly, it works with the vehicle’s tracks, cables, gears, and control system to move the glass panel.

A replacement motor may be appropriate when the original motor has experienced:

• Electrical failure
• Internal gear damage
• Motor wear
• Mechanical failure
• Intermittent operation
• Complete loss of operation
• Unusual operating noises    genuine-factory-original-audi-sunroof-motor

However, a non-functioning sunroof can also be caused by wiring, switches, tracks, cables, fuses, or mechanical obstructions. A complete diagnosis is recommended before replacing the motor.

Factory Original Replacement

A factory-original Audi component can be an excellent choice for restoring an original vehicle configuration. The correct OEM motor is designed around the electrical and mechanical requirements of the compatible factory sunroof system.

Benefits of using a compatible factory-original motor may include:

• Original equipment design
• Factory-style electrical connections
• Correct mounting configuration
• Proper mechanical interface
• Original-style operation
• Vehicle-specific compatibility when verified    genuine-factory-original-audi-sunroof-motor

The motor should be inspected for its condition, connectors, mounting points, and part number before installation.

Sunroof and Moonroof Applications

Audi may refer to similar roof systems using different terminology, including sunroof and moonroof. This motor is intended for compatible factory power-operated roof systems.

The motor works as part of a larger system that may include:

• Sunroof glass
• Drive cables
• Guide rails
• Gear mechanism
• Control switch
• Wiring
• Fuse or control module
• Drain system    genuine-factory-original-audi-sunroof-motor

If any related component is damaged or obstructed, the sunroof may not operate correctly even with a functioning motor.

Common Symptoms of a Faulty Sunroof Motor

A failing sunroof motor may cause symptoms such as:

• Sunroof does not move
• Sunroof stops midway
• Motor operates intermittently
• Clicking or grinding sounds
• Slow sunroof operation
• Sunroof closes unevenly
• Motor runs without moving the glass
• Sunroof becomes stuck    genuine-factory-original-audi-sunroof-motor

Before replacing the motor, check for mechanical obstructions and verify that the vehicle is receiving the correct electrical power.

Key Features

• Product Type: Sunroof / Moonroof Motor
• OEM Part Number: 4B0959591K
• Brand: Audi Factory Original
• Applications: Select Audi A4, A6 and A8 models
• Listed Years: Approximately 1996–2011 compatible applications
• Designed for factory sunroof systems
• Original-style electrical and mechanical configuration
• Suitable for replacement and repair
• Intended for compatible power-operated sunroof systems    genuine-factory-original-audi-sunroof-motor

Professional Installation Recommended

Sunroof motor replacement should ideally be performed by an experienced technician familiar with Audi electrical and interior systems.

Before installation, the technician should inspect:

• Motor connector
• Wiring
• Fuse
• Sunroof switch
• Drive cables
• Guide rails
• Mechanical gears
• Sunroof glass alignment
• Drain channels    genuine-factory-original-audi-sunroof-motor

Correct installation is important because improper alignment can cause the sunroof to bind, operate unevenly, or fail to close properly.

Important Fitment Information

Audi A4, A6, and A8 models from different generations may use different sunroof motors. The broad model-year range should therefore be treated as an application guide rather than a guarantee of fitment.

Before purchasing, verify:

• Vehicle model
• Model year
• Generation
• Body style
• Factory sunroof equipment
• Original motor part number
• Electrical connector
• Mounting configuration
• VIN    genuine-factory-original-audi-sunroof-motor

The 4B0959591K part number should be carefully compared with the motor currently installed in your Audi.

Frequently Asked Questions

What is the part number?

The listed OEM part number is 4B0959591K.

What Audi models can use this motor?

It is listed for select Audi A4, A6, and A8 applications. Exact compatibility depends on the vehicle configuration and original motor part number.

Is this a sunroof glass panel?

No. This product is a sunroof/moonroof motor, not the glass panel or complete sunroof cassette.

Can a faulty motor cause the sunroof to stop working?

Yes, but other components can cause similar symptoms. The switch, wiring, fuse, tracks, gears, and drive mechanism should also be checked.

Should I verify the part number before ordering?

Yes. Comparing 4B0959591K with your original motor and verifying your VIN is strongly recommended.

Restore Your Audi Sunroof Today

Replace a faulty factory sunroof motor with this Audi Sunroof Motor 4B0959591K, listed for compatible Audi A4, A6, and A8 applications from approximately 1996–2011. Designed as a factory-original replacement option, this motor can help restore reliable power sunroof or moonroof operation when the original motor has failed.