Sun Roof Motor Mercedes W176 Sliding Roof Drive Roller Actuator Unit 0390200123

Mercedes W176 Sunroof Motor 0390200123 is an original part from the Panoramic Roofs, Sunroofs, and Parts group, designed for the precise drive of the sunroof mechanism in Mercedes W176 models. The used motor ensures a factory fit, maintaining proper operating characteristics and compatibility with the vehicle's electrical system.

Specifications and technical data

• SKU: 390200123
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: 0390200123
• Substitutable numbers: 0390200123, 0 390 200 123, BG
• Category: Sunroofs & Parts

Purpose and Function of the Sunroof Motor

The sunroof motor in the Mercedes W176 is responsible for driving the guides and smoothly opening and closing the roof panel. A correctly selected part guarantees:

• stable mechanism operation at various vehicle speeds,
• proper cooperation with the factory comfort control system,
• maintaining the sunroof's seal and proper closing.

By using an original solution from the same product line, the roof system retains the parameters specified by the manufacturer, and the risk of calibration issues or errors in the comfort system is reduced.

Benefits of Using an Original Mercedes Part

The sunroof motor with this reference number has been specifically designed for the roof structure of the Mercedes W176, which translates into a number of practical advantages:

• factory mounting points matched to the roof structure,
• compatibility with the wiring harness and comfort control units,
• appropriate torque characteristics for the guide mechanism.

Choosing an original component from the Panoramic Roofs, Sunroofs, and Parts category helps maintain the consistency of the entire roof system, which is important for both user comfort and the durability of other mechanism components.

Used Condition – An Informed Technical Choice

The presented sunroof motor is offered in used condition, representing a reasonable compromise between cost and functionality. Such components, when properly maintained, retain their properties for a long time, making the use of a functional used part a frequently chosen service solution.

If you want to better understand the differences between new and used components and make an informed choice when selecting parts for your car, it's worth reading the article: Car Parts – New or Used? Comparing Costs, Quality, and Durability.

Installation and Fitment in Mercedes W176

The motor has been designed for direct application in the Mercedes W176 roof structure, which facilitates service work. With proper selection based on the equipment version and configuration of the panoramic roof or classic sunroof, installation involves:

• mechanical mounting at the designated points,
• connection to the factory wiring harness,
• performing the adaptation or calibration procedure according to the vehicle manufacturer's recommendations.

This solution reduces the need for installation modifications and helps maintain the original functionality of the roof opening system.

Expanding the Mercedes Roof System

If you are planning comprehensive service or modernization of your Mercedes' roof system, such as replacing guides, seals, or additional drive components, check out other related components – to select compatible solutions from a single manufacturer, explore the available parts in the category Mercedes Panoramic Roofs, Sunroofs, and Parts.