BMW X3 E83 Rear Third Stoplamp Brake Light Lamp Red 3440408

BMW X3 E83 Rear Third Stoplamp Brake Light Lamp is an original component from the Main and center brake lights group, designed for installation in the rear part of the vehicle body. The red lens provides a clear braking signal, improving vehicle visibility for drivers behind you. This used OEM component is a sensible choice for servicing factory lighting in the BMW X3 E83.

Specifications and technical data

• SKU: 3440408
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3440408
• Substitutable numbers: 63213440408, 3440408, 63216990111, 6990111
• Location on the vehicle: Rear
• Color: Red
• Category: Centre & Third Brake Light Assemblies

Purpose and function of the third brake light

The presented lamp serves as an additional, elevated brake light in the BMW X3 E83. Positioned at the rear of the vehicle, at the eye level of drivers following behind, it increases the clarity of the braking signal, especially in heavy traffic and adverse weather conditions. Thanks to its characteristic red tint, the light beam is unambiguously associated with the stop function, which supports the vehicle's active safety.

Construction and performance parameters

The lamp has been designed specifically for the BMW X3 E83 body, taking into account the shape of the tailgate and factory mounting points. The red lens works with the vehicle's electrical system, ensuring a consistent look with the other brake lights. The design intended for installation in the rear body zone allows for maintaining the original styling line and proper light diffusion.

As an OEM element, the lamp is matched to factory harnesses and mounts, which facilitates installation and reduces the risk of leaks or looseness. This is a practical solution when replacing a damaged or leaking third brake light, without the need for installation modifications.

Application in BMW X3 E83 service and repairs

Replacing the third brake light is recommended in case of mechanical damage to the lens, lighting operation problems, or leaks resulting in fogging. Using an original lamp dedicated to the BMW X3 E83 allows for maintaining optical consistency with the other lights and proper cooperation with the vehicle's electrical system. A used element can be a cost-effective solution while maintaining factory specifications.

To facilitate part selection, it is worth using the OEM number and interchangeable numbers, which minimizes the risk of purchasing a non-matching component. In case of doubt, tools for verifying compatibility by catalog numbers are useful.

Selection by OEM numbers and online purchase support

When purchasing a third brake light for the BMW X3 E83, it is crucial to compare the part number and reference numbers with the vehicle data. This avoids installation problems and ensures full compatibility with the body and electrical system. Verification by OEM numbers is particularly important for online purchases, where it is not possible to physically test the element before the transaction.

To better understand how to safely select components for BMW by catalog numbers, it is worth using the practical tips contained in the guide Buying parts online without risk – 5 proven ways to verify component compatibility, which discusses, among other things, selecting elements by OEM numbers.

Expanding BMW lighting service

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 additional stop lamps, central brake lights, or other rear lighting modules, check the available parts in the BMW main and center brake lights category.