BMW E90 Rear Back Lamp Tail Light Left N/S Tail Back Taillight 6937457

Visual condition of the part

The product shows signs of use visible in the photos.

BMW E90 Rear Back Lamp Tail Light Left N/S Tail Back Taillight is an original lighting component designed for installation in the rear left fender, ideal for replacing a damaged lamp after a collision or due to operational wear. Thanks to its factory geometry and body fitment, it ensures a consistent appearance and proper operation of the brake light system. It is a practical solution for users who value compatibility with the factory installation and maintaining the original BMW styling.

Specifications and technical data

• SKU: 6937457-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6937457
• Substitutable numbers: 63216937457, 6937457
• Location on the vehicle: Rear, Left
• Category: Centre & Third Brake Light Assemblies

Purpose and vehicle placement

The presented lamp is designed for installation in the rear, left part of the body, within the fender area. It is responsible for proper light signaling at the rear of the vehicle, including visibility during braking and driving in low-visibility conditions. Its placement in the fender ensures that this component works in harmony with the other rear lights, creating a cohesive lighting system.

Technical and functional characteristics

The lamp belongs to the Main and center brake lights group, meaning it is an integral part of the vehicle's braking signaling system. The design has been engineered for:

• precise fitment to the shape of the BMW E90 fender,
• compatibility with the factory electrical harness,
• maintaining the correct light beam geometry,
• meeting safety and vehicle visibility requirements on the road.

Thanks to the retention of the original form, installation is performed in an orderly manner, without the need for interference with the body structure or electrical installation.

Benefits of using an original BMW lamp

Using an original rear fender lamp offers a number of practical advantages:

• Factory fitment with the body – proper adhesion to the fender edges reduces the risk of leaks and improves aesthetics.
• Consistent styling with other lighting elements – maintaining a uniform look for the rear of the vehicle.
• Predictable optics performance – proper visibility of brake lights for other road users.
• No need for installation adaptation – installation consistent with factory mounting points.

For BMW users, maintaining the original character of the car is particularly important, and using such a component allows for the preservation of visual and technical consistency with the rest of the vehicle.

Use in repairs, retrofits, and upgrades

The rear left fender lamp is suitable both for standard replacement after damage and for projects related to retrofitting or refreshing the bodywork. It can be used in:

• post-accident repairs,
• visual restoration of the vehicle's rear,
• comprehensive replacement of lighting assemblies with original components.

If you are interested in a broader context of equipment upgrades and want to better plan your car's retrofitting, it is worth checking out the guide on retrofits – you will find practical tips in the article on professional retrofitting of BMW and VAG group cars.

Selection of other BMW lighting components

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 additional fender lamps, main rear light modules, or center brake lights, check out the available parts in the BMW main and center brake lights category.