BMW E46 E38 Mini Cooper R50 R53 Sunroof Sliding Roof Drive Unit Motor 6918977

BMW E38 E46 Mini Cooper R50 R53 Sunroof Motor is an original part from the Window Regulators and Motors group, designed for precise drive of the roof mechanism in selected BMW and Mini models. The used motor ensures factory fit, maintaining proper operating parameters and compatibility with the vehicle's electrical system.

Specifications and technical data

• SKU: 6918977
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 67616918977
• Substitutable numbers: 6928756, 67616928756, 67616918977, 6918977, 67610148886, 0148886, 67610301622, 0301622, 67610143913, 0143913
• Category: Window Motors & Regulators

Purpose and Application

The sunroof motor is dedicated to BMW E38, E46 series and Mini Cooper R50 and R53 models, where it is responsible for controlling the movement of the roof panel. Thanks to its construction compliant with factory BMW standards, the part works with the original comfort control and position sensors, allowing for proper opening, tilting, and closing of the sunroof.

As a part from the Window Regulators and Motors category, this motor operates in a system responsible for the comfort and safety of vehicle use – a properly functioning roof drive minimizes the risk of jams, leaks, and mechanism overloads.

Construction and Functional Parameters

The BMW sunroof motor is designed as a compact electric drive, mounted directly into the roof structure. The gearbox used provides adequate torque for smooth panel movement, and integrated position sensors (depending on the vehicle's installation version) allow the controller to precisely stop the sunroof in set positions.

Key functional features include:

• factory fit for BMW and Mini electrical systems,
• stable operation within typical sunroof mechanism load ranges,
• compatibility with the comfort closing system for windows and roof,
• design intended for multiple open and close cycles.

Benefits of Using an Original Sunroof Motor

Using an original sunroof motor in BMW E38, E46, and Mini Cooper R50/R53 models helps maintain the integrity of the entire roof system. Factory fit reduces the risk of installation problems, incorrect panel positioning, or errors in the comfort module's operation. This is particularly important in vehicles where the sunroof is used intensively.

By choosing a used OEM part, you gain:

• compatibility with the original wiring harness and connectors,
• proper operating parameters selected by the vehicle manufacturer,
• the ability to restore sunroof functionality without costly installation modifications.

Condition, Verification, and Selection by Numbers

The offered sunroof motor is a used part, which in practice means a favorable compromise between cost and maintaining original BMW specifications. Before sale, such components are usually checked for correct drive operation and response to control signals, which helps reduce the risk of purchasing a faulty module.

For correct part selection, it is advisable to use the OEM number and available interchange numbers – this allows for precise matching of the motor to the specific body version and equipment. If in doubt, it is recommended to compare the markings with the removed part or consult a mechanic specializing in BMW/Mini brands.

BMW Window Regulators and Motors – Selection and System Expansion

If you are looking for other BMW window regulators and motors – for example, for side windows or other electric mechanisms in the doors – check out our dedicated category: BMW Window Regulators and Motors. This will help you easily assemble a complete set of components responsible for the comfortable operation of windows and the roof in your car.

Technical Support and Knowledge about BMW Powertrains

During service work on the roof or electrical system, it is worth paying attention to the overall condition of the vehicle, including the powertrain. For BMW users, practical material has been prepared that discusses critical engines in the popular 3 Series model – you can find it here: Troublesome BMW E90 Engines – A Practical Guide to Problematic Units. This is a helpful addition to your knowledge when planning major service work and budgeting for vehicle maintenance.