BMW X3 E83 Third Stoplamp Stop Lamp Brake Light White Rear Additional 3440439

Visual condition of the part

The product shows signs of use visible in the photos.

BMW X3 E83 Third Stoplamp Stop Lamp Brake Light White Rear Additional is an original, additional brake light designed for installation at the rear of the vehicle. This component improves the visibility of the braking signal for drivers behind the vehicle, increasing safety in city traffic and on the road. Thanks to its clear, white housing, it aesthetically blends with the body line of the BMW X3 E83.

Specifications and technical data

• SKU: 3440439-4
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3440439
• Substitutable numbers: 3440439, 63253440439, 3411772, 63213411772
• Location on the vehicle: Rear
• Color: White
• Category: Centre & Third Brake Light Assemblies

Purpose and function in the lighting system

The presented lamp serves as an additional brake light, mounted in the rear part of the BMW X3 E83. It supports the main tail light assemblies, generating a clear braking signal at the eye level of drivers behind. This solution improves the reaction of other road users and reduces the risk of rear-end collisions.

Its placement in the upper zone of the rear body makes the light clearly visible even in heavy traffic, in the rain, or when driving in a convoy. This is particularly important in SUV-type vehicles, where the height of the body affects how light signals are perceived by other drivers.

Construction and fitment for the BMW X3 E83

The lamp has been designed specifically for the BMW X3 E83, which translates into a precise fit to factory mounting points. This means there is no need for modifications to the bodywork or electrical installation – the component is ready for installation in place of the original third brake light.

The white color of the housing allows for a consistent look of the rear of the vehicle, especially in body configurations where the aesthetic integration of lighting elements with the trunk lid line and spoiler is important. The lamp's construction is adapted to operate in typical vehicle operating conditions, taking into account exposure to temperature changes and humidity.

Condition, origin, and benefits of choosing a used part

The offered third brake light is an original BMW component in used condition. Choosing such a part allows you to maintain the factory character of the lighting system while optimizing the costs of repair or replacement. Original components are designed for long-term operation, which is significant for parts responsible for safety.

If you are considering whether a new replacement or a proven used part is a better solution, the following article comparing both options may be helpful: Car parts – new or used? We compare costs, quality, and durability. You will find practical tips there regarding the selection of components for your car.

Safety and operational aspects

A functional third brake light has a real impact on the clarity of braking signals, especially in conditions of limited visibility. In the BMW X3 E83, as an SUV with an elevated silhouette, the additional brake light helps to distinguish the braking maneuver against the lights of other vehicles.

Regular inspection of this lamp's operation and quick replacement in case of damage is a simple way to maintain a high level of safety. Replacing it with an original element with the correct fit minimizes the risk of leaks, fogging, or mounting problems.

System expansion – other BMW brake lights

If you are planning a comprehensive repair or upgrade of the rear lighting zone in your BMW and need other elements from the same group, such as main brake lights, central light modules, or additional braking segments, check the available parts in the category BMW main and central brake lights.