Ford Transit TTG Rear Light Left N/S Lamp Bulb Socket Holder BK31-13N099-AB

Ford Transit TTG Rear Light Left N/S Lamp Bulb Socket Holder is an original lighting system component designed for installation in the rear left section of the vehicle body. Thanks to its factory-fit design for the specific lamp, it ensures stable bulb seating, proper electrical connection, and consistency with the vehicle's wiring. It is a practical solution for post-collision repairs or replacing a damaged lamp socket.

Specifications and technical data

• SKU: 1829123
• Mark: Ford
• Condition: Used
• OEM Part Number: 1829123
• Substitutable numbers: 1829123, BK31-13N099-AB
• Location on the vehicle: Rear, Left
• Category: Light Bulbs & LEDs

Purpose and function in the vehicle

The presented bulb holder is a component of the rear left lamp assembly, mounted in the rear body area. It is responsible for the mechanical retention of the bulbs and their correct connection to the electrical harness, which ensures the proper operation of position lights, brake lights, or turn signals within the given lamp module (depending on the specific vehicle configuration).

As a part from the Lamps and LED lights category, the holder works with the factory lens and wiring, minimizing the risk of looseness, contact overheating, or grounding issues. This is particularly important in commercial vehicles such as the Transit, where the lighting is used intensively and is exposed to vibrations and varying weather conditions.

Benefits of using an original bulb holder

Using an original bulb holder in the rear left lamp offers a number of practical advantages:

• factory fit for the specific lamp and electrical harness,
• stable bulb mounting, reducing the risk of flickering or intermittent power supply,
• correct routing of contacts and electrical paths,
• easier installation and removal compared to universal aftermarket replacements.

As a result, rear lighting repair is more predictable, and the risk of recurring faults resulting from unreliable connections is significantly reduced. This is especially important in vehicles used intensively, where lighting reliability directly affects safety and operational continuity.

Component condition and use in service practice

The offered bulb holder is a dismantled part and is sold as a used original component. Such components are frequently chosen by workshops and users looking for a reasonable compromise between repair costs and maintaining factory-quality fitment. In service practice, such a holder is most commonly used in cases of:

• mechanical damage to the lamp (cracks, melted sockets, broken clips),
• electrical contact issues within the bulb sockets,
• post-accident repairs of the rear part of the vehicle.

Replacing the bulb holder is usually a simple workshop operation, and using an original component allows for maintaining consistency with the rest of the lighting installation.

Integration with the lighting system and compliance with requirements

As an element from the Lamps and LED lights category, the bulb holder works with the vehicle's factory lighting system, ensuring proper signal routing in the rear left body zone. A correctly selected component helps maintain compliance with vehicle road visibility requirements and reduces the risk of errors in lighting monitoring systems, if present in a given configuration.

If you are planning a comprehensive repair or upgrade of the rear lighting zone in your Ford and need other elements from the same group, such as lenses, light modules, or additional housings, check out the available parts in the Ford Lamps and LED lights category.

Technical support and lighting selection

When working with lighting, it is worth paying attention to the selection of appropriate components, installation methods, and the diagnosis of potential faults. Extended information on the selection and replacement of lighting elements can be found in the guide article "See more and better – a complete guide to selecting and replacing used LED and Xenon headlights", which helps organize knowledge about original OEM parts and their application in service practice.