BMW X3 E83 LCI PDC Parking Sensor Ultrasonic Black Sapphire Metallic 475 9139866

BMW X3 E83 LCI PDC Parking Sensor Ultrasonic Black Sapphire Metallic 475 is an original component from the Parking sensors group, designed for the rear of the vehicle. Thanks to its factory fitment and Black Sapphire Metallic - 475 finish, it allows for an aesthetic and functional repair of the PDC system in your BMW.

Specifications and technical data

• SKU: 9139866-BS
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9139866
• Substitutable numbers: 66209142218, 9142218, 9139866
• Location on the vehicle: Rear
• Color: Black Sapphire Metallic - 475
• Category: Parking Sensors

Purpose and function of the PDC sensor

The PDC parking sensor in the BMW X3 E83 LCI model is responsible for precisely detecting obstacles in the rear zone of the vehicle during maneuvering. A properly functioning sensor of this type assists the driver in parking, reduces the risk of bumper damage, and improves the overall comfort of using the car in urban conditions.

Its placement on the rear of the vehicle ensures optimal coverage of the critical maneuvering zone, and integration with the factory PDC system maintains full functionality of visual and acoustic alerts in the cabin.

Exterior appearance and color matching

The presented sensor features a Black Sapphire Metallic - 475 finish, which is particularly important when installing it in a bumper painted in the same color. As a result, the component blends harmoniously with the body lines without the need for additional painting or aesthetic compromises.

The factory housing geometry and proper mounting allow for installation in the original bumper socket, maintaining a tight seal and correct alignment with the body surface.

Benefits of using an original parking sensor

Using an original PDC sensor in the BMW X3 E83 LCI translates into:

• maintaining full compatibility with the factory electrical installation and PDC controller,
• stable operating parameters and repeatable distance readings,
• a consistent look for the rear bumper thanks to the matched color,
• reducing the risk of system errors resulting from the use of unsuitable aftermarket replacements.

The item from this group is particularly recommended for repairs after minor parking collisions or in situations where the PDC system signals a malfunction of one of the rear sensors.

Condition, origin, and selection by part numbers

The offered parking sensor comes from dismantling and is classified as a used original BMW part. This solution allows you to combine reasonable repair costs with the preservation of factory quality and fitment. Compatibility verification is based on the part number and interchangeable numbers, which facilitates the selection of the appropriate component for a specific vehicle configuration.

To better understand how to safely choose used modules and sensors, including PDC system components, it is worth checking out our guide on second-hand automotive electronics: Used automotive electronics – a guide to selecting modules and sensors.

Support for system expansion and additional resources

If you are planning a comprehensive repair or upgrade of the parking zone in your BMW and need other elements from the same group, such as additional sensors, wiring harnesses, or mounting elements, check the available parts in the BMW parking sensors category.

Choosing a used PDC sensor is also a way to take a more sustainable approach to vehicle maintenance – reusing functional components reduces waste and lowers the demand for new raw materials. If you are interested in the broader ecological and economic context of such service decisions, take a look at the article: Circular economy in the garage – why it is worth choosing parts from dismantling.