Mercedes W207 Rear Tail Lamp Left N/S Taillight Plug Socket Wiring A0255452226

Mercedes W207 Left Rear Lamp Socket Plug Cable Wire A0255452226 is an original part from the Rear Lights & Brake Lights category, designed for installation on the left rear side of the body. The set includes a socket, plug, and wire, which facilitates the service replacement of a damaged lighting system component and helps maintain factory safety and aesthetic standards.

Specifications and technical data

• SKU: A2079063300-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2079063300
• Substitutable numbers: A2079063300, A 207 906 33 00, A0255452226, A 025 545 22 26
• Location on the vehicle: Rear, Left
• Category: Rear Light Assemblies

Purpose and Function in the Lighting System

The presented component is part of the electrical system responsible for powering the rear lamp on the driver's side. Its placement in the rear-left area ensures a correct electrical connection between the vehicle's harness and the lighting module, which directly impacts the operation of the parking light, brake light, and other lamp functions intended by the manufacturer.

Thanks to the use of an original socket and plug design, the connection is stable, resistant to typical operational loads, and matched to the factory electrical system of the Mercedes W207 class. The use of the correct wire minimizes the risk of voltage drops and electrical communication issues within the rear lighting.

Set Construction: Socket, Plug, and Wire

The kit consists of three key elements: the lamp socket, the plug, and a section of wire. This solution allows for:

• consistent matching to the factory left rear lamp,
• easier replacement of a damaged part of the system without needing to interfere with further sections of the harness,
• maintenance of correct electrical connection geometry within the lamp.

The original design ensures compatibility with factory mounting points and wire routing, which simplifies service installation and reduces the risk of later looseness or insulation abrasion.

Benefits of Using an Original Mercedes Part

Using an original Mercedes component in the rear lighting area offers a range of practical benefits:

• Factory Electrical Fitment – the correct type of socket and plug minimizes the risk of contact overheating and connection issues.
• Consistency with Vehicle's Electrical System – the wire is adapted to operate under conditions typical for the rear of the body, considering vibrations and temperature changes.
• User Safety – properly functioning rear lights and brake lights are crucial for vehicle visibility and compliance with traffic regulations.

The part with this reference is particularly useful in situations where the lamp socket has been damaged, contacts have been burnt, or the wire has been broken due to operation or a minor collision.

Condition, Installation, and Service Application

The offered component is a used part, allowing for economical repair of the lighting system while maintaining the original manufacturer's specifications. Thanks to the factory design, installation is close to plug-and-play, utilizing existing mounting points and wire routing in the body.

Before installation, it is recommended to verify compatibility after placing it on the vehicle and compare the socket and plug design with the currently installed component. This approach helps avoid errors and ensures the correct operation of the entire left rear lamp assembly.

Part Selection by Numbers and Technical Support

For electrical system components such as the rear lamp socket, plug, and wire, selecting the correct reference for the specific body version and year is crucial. The product has an assigned OEM part number and interchangeable numbers, which facilitates matching to a specific Mercedes W207 model based on service documentation or vehicle data.

If you are interested in other parts from the rear lighting category for this brand, such as additional lamp modules or complete lighting units, check the available parts in the Mercedes Rear Lights & Brake Lights category.

For users who want to deepen their knowledge on selecting original components by numbers and better understand the importance of correct OEM part identification, an article describing practical methods for verifying references and examples of applications in different models may be helpful – you can find it here: Audi Five-Cylinder Engine – Legend and Selection of Original Parts by Numbers.