Mercedes W177 Rear Light Trunk Tailgate Right O/S Inner Tail Lamp A1779069200

Mercedes W177 Rear Light Trunk Tailgate Right O/S Inner Tail Lamp is an original rear lighting component designed for installation on the right side of the trunk lid. As part of the Rear lights and brake lights group, it ensures a consistent vehicle body appearance and proper light signaling. This used component allows for a cost-effective yet technically correct replacement of a damaged lamp in your Mercedes.

Specifications and technical data

• SKU: A1779069200
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1779069200
• Substitutable numbers: A1779069200, A 177 906 92 00
• Location on the vehicle: Rear, Right
• Category: Rear Light Assemblies

Purpose and function of the lamp

The presented trunk lid lamp is dedicated to the W177 body type and is mounted in the rear part of the vehicle, on the right side. It is responsible for the correct display of light signals in the rear zone of the car, which affects safety and the visibility of signals for other road users. Thanks to its factory geometry and fit to the body lines, the aesthetics and consistency with other lighting elements are maintained.

Construction and fit for Mercedes W177

The lamp has been designed specifically for the trunk lid of the Mercedes W177, taking into account the characteristic shape and layout of the rear lighting. This means:

• precise fit to the contours and edges of the lid,
• maintenance of factory gaps between body panels,
• compatibility with original mounting points.

As a result, the installation process is straightforward, without the need for modifications or forcing the component into place. The original origin of the lamp also promotes proper cooperation with the vehicle's electrical system.

Benefits of using an original rear lamp

Using an original trunk lid lamp in a Mercedes W177 offers a number of practical benefits:

• preservation of the factory look of the rear bodywork,
• correct light distribution and intensity in the rear zone,
• consistency with other elements from the Rear lights and brake lights group,
• easier diagnostics and service in the future thanks to compliance with factory solutions.

By choosing a used original lamp, you receive a component with a design that meets the vehicle manufacturer's requirements, which promotes stable operation of the lighting system and reduces the risk of fitment issues.

Vehicle placement and installation aspects

The lamp is intended for installation in the rear of the vehicle, on the right side of the trunk lid. This placement requires following the correct sequence for removing and installing the lid trim panels and handling the electrical harness with care. In practice, this means:

• the need to remove the internal lid covers,
• disconnecting the lamp's electrical connector,
• installing the new component in the existing mounting points.

By following basic service principles, the replacement is a predictable process that can be performed in a standard workshop or by an experienced user.

Use in service and post-accident repairs

Mercedes W177 Rear Light Trunk Tailgate Right O/S Inner Tail Lamp is particularly suitable for post-accident repairs, replacement after mechanical damage, or electrical failure. A used component allows for cost reduction while maintaining the factory lighting specifications. This is a practical solution for body shops and users who want to restore full functionality to the rear lamp without sacrificing original build quality.

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 combination lamps, light modules, or additional segments in the lid, check the available parts in the Mercedes rear lights and brake lights category.

To better plan service work on your car and make informed decisions regarding the selection of used components, it is also worth reading our guide on the air conditioning system – you can find practical information in the article A/C compressor – symptoms of failure, causes, and safe replacement.