BMW F31 Rear Light Lamp Lighting In The Side Panel Left N/S 7429727

Visual condition of the part

The product shows signs of use visible in the photos.

BMW F31 Rear Light Lamp Lighting In The Side Panel Left N/S is an original rear lighting component designed for installation on the left side of the rear bodywork. Thanks to its factory design, it ensures a consistent look with the other lamps and the correct operation of the brake and position light functions. It is a practical solution for users who want to restore full lighting functionality in their BMW 3 Series F31.

Specifications and technical data

• SKU: 7429727
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7429728
• Substitutable numbers: 7429727, 63217429727, 63217414021, 7414021, 63217313049, 7313049, 7372787, 63217429728, 7429728, 63217414022, 7414022, 63217313050, 7313050
• Location on the vehicle: Rear, Left
• Category: Centre & Third Brake Light Assemblies

Purpose and fitment

The presented lamp has been designed specifically for the BMW 3 Series F31 estate body and is mounted in the rear – left side area. This ensures a proper fit to the body lines, correct positioning relative to the tailgate, and compatibility with factory mounting points and the electrical harness.

As a component from the Main and center brake lights group, the lamp is responsible for clear braking signaling and vehicle visibility after dark, which has a direct impact on driving safety and compliance with traffic regulations.

Construction and lighting function

The rear left outer lamp in the BMW F31 integrates several lighting functions in one housing, primarily the brake light and the position light. The construction is prepared to work with the vehicle's factory electrical system, which facilitates installation and reduces the risk of installation errors.

Thanks to the use of the original lens and reflector geometry, the light beam is directed in a way that ensures good visibility of signals for drivers behind. This is particularly important during heavy braking, when a clear brake signal allows other road users to react faster.

Condition, origin, and benefits of choosing a used part

The offered lamp is an original BMW component in used condition, which means it retains the factory specification while being more cost-effective compared to a new part. For many users, this is a reasonable compromise between quality and budget, especially for post-accident repairs or replacing a single lighting element.

Using an original, used lamp allows you to maintain a consistent look of the rear bodywork, without differences in lens shade or shape compared to the other lamps. This is important both from the point of view of aesthetics and the vehicle's value on the secondary market.

Installation and technical aspects

The lamp has been prepared for installation in factory mounting points, which facilitates workshop work or independent replacement by an experienced user. After proper connection to the vehicle's electrical system, it is possible to quickly restore full functionality of the rear lighting on the left side.

Before purchasing, it is worth verifying compatibility with your BMW F31 by using data such as the OEM part number, interchangeable numbers, or product SKU available in the technical specification. This allows you to avoid mistakes and ensures confidence in fitting to a specific equipment version.

Expanding the lighting system in a BMW

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 outer lamps, lighting control modules, or center brake lights, check the available parts in the BMW Main and center brake lights category.

Safety and repair economy

Choosing original, used lighting and braking system components is often a way to reduce service costs while maintaining an appropriate level of safety. If you want to better understand how to reasonably select recycled parts in critical vehicle systems, it is worth reading the guide: Brake calipers under the microscope – how to reduce brake system repair costs by choosing proven recycled parts.

Summary

BMW F31 Rear Light Lamp Lighting In The Side Panel Left N/S is a practical solution for drivers who want to restore full functionality and aesthetics of the rear lighting on the left side. The original design, fitment to the F31 body, and the ability to verify compatibility through technical data make it a functional choice for repairs and upgrades of the lighting system in a BMW 3 Series estate.