Mercedes S204 Estate Rear Lamp Light Left N/S Tail Light A2115450328

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes S204 Estate Rear Lamp Light Left N/S Tail Light is an original component from the Rear lights and brake lights category, designed for installation on the rear left side of the vehicle. It ensures a consistent look for the rear bodywork, correct light signaling, and full compatibility with the factory Mercedes electrical system.

Specifications and technical data

• SKU: A2048204664
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2048204664
• Substitutable numbers: A2048204664, A 204 820 46 64
• Location on the vehicle: Rear, Left
• Category: Rear Light Assemblies

Application and compatibility

The presented tail light is designed for the S204 estate body style and is mounted in the rear – left side of the vehicle area. The design, based on the factory Mercedes blueprint, guarantees a perfect fit to the body lines and correct positioning relative to the tailgate and fender.

As an original Mercedes part, the lamp works seamlessly with the standard wiring harness and factory mounting brackets, which minimizes the risk of mounting issues, leaks, or lighting operation errors.

Construction and function of the tail light

The left tail light for the S204 estate version is responsible for several key vehicle signaling functions. Integrated into a single housing are, among others:

• rear position lighting,
• brake light,
• rear turn signal,
• reflective lighting to improve vehicle visibility.

Combining these functions into one module allows for a consistent, factory-standard lighting layout and facilitates maintenance – the entire unit is replaced rather than individual parts of the housing.

Benefits of using an original Mercedes lamp

Using an original left tail light for the S204 offers a number of practical benefits:

• Factory fitment – the shape and mounting points correspond to the original body structure, which facilitates installation and reduces the need for additional adjustments.
• Correct optical geometry – light distribution complies with the manufacturer's homologation, which promotes safety and reduces the risk of dazzling other road users.
• Consistent aesthetics of the rear of the car – maintaining the original look of the lamps on both sides of the vehicle, without differences in the shade of the lens or the layout of the light segments.
• Electrical compatibility – proper cooperation with the vehicle's electrical system, bulb failure monitoring, and safety systems.

This component is particularly recommended for post-accident repairs, replacing a damaged lens, or restoring the car to its factory specification.

Condition, installation, and practical tips

The offered lamp is a used item, which in practice means a favorable cost-to-quality ratio while maintaining the original Mercedes construction. Before installation, it is recommended to perform a standard check of the bulb sockets, seals, and mounting points to ensure tightness and stable seating in the bodywork.

When replacing, it is worth paying attention to:

• correct routing of the electrical harness,
• cleanliness of the contact surface with the bodywork,
• even tightening of the mounting screws to avoid stress on the lens.

Thanks to the preservation of factory geometry, the installation process is predictable and does not require modifications to the bodywork or the electrical system.

Expanding the lighting system and technical knowledge

If you are planning a comprehensive repair or upgrade of the rear lighting zone in your Mercedes and need other components from the same group, such as additional combination lamps, light modules, or lenses in other body variants, check the available parts in the Mercedes rear lights and brake lights category.

For users interested in a broader context of operation and maintenance of vehicles of this brand, a guide material regarding engine accessories may be useful – more information can be found in the article Reliability under the star – how to take care of engine accessories in popular Mercedes-Benz C-Class and E-Class models?.