Mercedes W447 Rear Lamp Left N/S Tail Light Side Panel A4478201164

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W447 Rear Lamp Left N/S Tail Light Side Panel is an original body lighting component designed for installation in the rear left section of the vehicle. Thanks to its factory design, it ensures a consistent look with the other lamps and proper operation of the position and brake light functions, which translates into safe vehicle visibility on the road. This used OEM component is a sensible choice for accident repairs and maintenance, allowing you to maintain factory-standard body fitment.

Specifications and technical data

• SKU: A4478201164-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4478201164
• Substitutable numbers: A4478201164, A 447 820 11 64
• Location on the vehicle: Rear, Left
• Category: Rear Light Assemblies

Purpose and function of the lamp

The described lamp belongs to the Rear lights and brake lights group, responsible for the vehicle's signaling in road traffic. The component is mounted in the area of the rear left side panel, which guarantees proper reproduction of the body lines and correct positioning relative to the tailgate and bumper.

As an OEM component from Mercedes, the lamp works with the vehicle's factory electrical system, maintaining the parameters specified by the manufacturer regarding light intensity, light distribution, and signal clarity for other road users.

Body application and mounting compatibility

The rear left side panel lamp is designed for installation in the rear of the vehicle, on the driver's side. The Rear, Left placement means that the element has been designed with a specific body shape and geometry in mind, which minimizes the risk of leaks and fitment issues.

In practice, this translates into:

• stable seating in factory mounting points,
• proper alignment with the side panel line,
• correct orientation of the light beam relative to the vehicle's axis.

Thanks to this, the lamp can be used both for accident repairs and for replacing worn or damaged lighting elements, while preserving the original character of the rear bodywork.

Characteristics of the used product

The presented lamp is a used item, which allows for economical repair while maintaining an OEM component. This type of solution is particularly beneficial for vehicles in intensive use, where a reasonable service cost is important while maintaining factory build quality.

A used rear lighting component can be a good choice when the priority is:

• maintaining the original appearance of the vehicle after repair,
• reducing costs compared to new parts,
• maintaining compatibility with the factory electrical system.

Benefits of using an original rear lamp

Using an original rear left lamp in the side panel for the Mercedes W447 model allows you to avoid problems typical of aftermarket replacements, such as inaccurate fitment or differences in light color. The OEM design ensures:

• consistent design with other lighting elements,
• proper operation of position and brake light functions,
• adherence to safety standards provided by the manufacturer.

For the user, this means reliable operation of the rear lighting system and no need for additional modifications to the wiring or mounts.

Expanding the Mercedes rear lighting system

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

More on reducing vehicle downtime

If you want to better plan your repair and understand how a wide selection of professional used parts from a single warehouse affects the time your car spends at the mechanic, it is worth reading the article No more weeks of waiting – how a wide assortment in one warehouse really reduces your car's downtime at the mechanic?. This is a practical addition to your knowledge when selecting elements such as the rear left side panel lamp for the Mercedes W447.