BMW E90 Saloon Rear Back Lamp Light Right Tail Back O/S 6937458

BMW E90 Saloon Rear Back Lamp Light Right Tail Back O/S is an original rear lighting component designed for installation on the right side of the vehicle body. As part of the Main and center brake lights group, it ensures proper braking signaling and vehicle visibility on the road. The used OEM component allows for a technically correct replacement of a damaged lamp without interfering with the electrical system structure.

Specifications and technical data

• SKU: 6937458
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6937458
• Substitutable numbers: 63216937458, 6937458
• Location on the vehicle: Rear, Right
• Category: Centre & Third Brake Light Assemblies

Purpose and function in the vehicle

The presented rear lamp is dedicated to the BMW E90 series body and is mounted on the right rear side of the vehicle. It is responsible for generating the brake light and other light signals intended for the right part of the rear lamp, which has a direct impact on driving safety and the clarity of signaling for other road users.

Thanks to the factory design, the fitment to the bodywork and electrical harness is predictable and repeatable, without the need for modifications. This solution is particularly beneficial for post-accident repairs, where maintaining the original geometry and lighting parameters is crucial.

Construction and mounting fitment

The lamp has been designed as an OEM element for BMW, which means compatibility with factory mounting points and the electrical connector intended for the right rear side of the vehicle. The construction of the housing and lens is adapted to the E90 body lines, ensuring visual consistency and proper sealing of the lighting assembly after installation.

In practice, this translates into:

• secure seating in the mounting socket without play,
• proper light beam guidance in accordance with homologation,
• easier installation in place of a damaged lamp without additional adapters.

Benefits of using an original rear lamp

Using an original rear lamp in a BMW E90 allows for maintaining the consistency of lighting parameters with other system components. The used OEM component is a solution that combines technical correctness with a cost-effective repair, especially when replacing a single module on the right side.

Key advantages include:

• Compatibility with the factory installation – no need to modify the electrical harness.
• Reproduction of the original vehicle rear appearance – essential for body and paint repairs.
• Stable operating parameters within the Main and center brake lights system, in line with the manufacturer's specifications.

Application in the repair process

The right rear lamp will prove useful both for local replacement of a damaged element and for broader repairs of the rear body section after a collision. Thanks to its factory fitment for the BMW E90, it allows for reduced installation time and minimizes the risk of issues with the operation of brake and position lights on the right side.

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

Additional technical support

When planning broader service work, it is also worth considering the condition of other vehicle components, including powertrain elements and engine accessories. In the context of selecting spare parts and preventive maintenance, a guide article on the operation of Mercedes power units may be helpful, available here: Reliability under the star sign – how to take care of engine accessories in popular Mercedes-Benz C-Class and E-Class models?.