Mercedes C Class W204 Sat Nav Display Screen Unit A1729012800

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes C Class W204 Sat Nav Display Screen Unit is an original component from the Instrument clusters group, designed for factory multimedia systems in Mercedes vehicles. This used display module allows for an economical yet professional repair of the navigation and driver information system, while maintaining factory integration with the vehicle's electronics.

Specifications and technical data

• SKU: A1729012800
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1729012800
• Substitutable numbers: A1729012800, A 172 901 28 00
• Category: Instrument Clusters

Purpose and function in the vehicle

The presented satellite navigation screen is the central visual element of the infotainment system in the Mercedes W204 class. It is responsible for displaying navigation maps, system messages, vehicle settings, and data from other modules included in the Instrument clusters. Thanks to its factory design, it maintains full compatibility with the original wiring and controllers, which facilitates installation and reduces the risk of communication issues via the vehicle's bus.

Construction and integration with the vehicle system

The display was designed by the manufacturer for close cooperation with the factory satellite navigation system and other dashboard modules. The construction provides:

• dedicated mounts tailored to the interior of the Mercedes W204,
• connectors adapted to the original electrical harness,
• cooperation with factory controllers responsible for navigation and onboard functions.

This configuration allows for maintaining a consistent cockpit look and the proper operation of information and navigation functions without the need for installation modifications.

Benefits of using an original display

Using an original navigation screen in a Mercedes W204 provides a number of practical advantages in daily operation:

• Factory fit – maintaining the original geometry and mounting method in the dashboard.
• Visual consistency – appearance consistent with other interior elements, without an "add-on" effect.
• Full electronic integration – cooperation with existing control modules and sensors within the Instrument clusters.
• The ability to restore navigation functions and vehicle data presentation after the failure of the previous screen.

Product condition and service application

The item is offered as a used OEM component, which allows for reducing repair costs while maintaining the manufacturer's original specifications. This type of display will work well both for standard replacement of a damaged screen and for comprehensive interior renovation, when the priority is to maintain the vehicle's factory character.

Expanding the instrument cluster in a Mercedes

If you are planning a comprehensive repair or upgrade of the cockpit area and instrument panel in your Mercedes and need other elements from the same group, such as additional display modules, gauges, or control panels, check the available parts in the Mercedes Instrument clusters category.

For users interested in deepening their knowledge about selecting electronic components and equipment for modern power units, the practical Global Parts guide may be helpful – check the article on the checklist before buying a turbocharger and intercooler for a BMW with a B58 engine, which shows how to approach verifying compatibility and OEM markings in advanced systems step by step.