BMW 3 E93 Cabrio Convertible Rear Right O/S Window Lifter Mech Regulator Motor

BMW 3 E93 Cabrio Convertible Rear Right O/S Window Lifter Mech Regulator Motor is an original component from the Window regulators and motors group, designed for the precise operation of the rear right window in the convertible body style. It ensures stable window guidance and proper integration with the factory BMW electrical system, which is crucial for the sealing and comfort of the folding roof. This solution is dedicated to users who expect a proven design and reliable operation of the window lifting mechanism.

Specifications and technical data

• SKU: 7198050
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7198050
• Substitutable numbers: 51377198050, 7198050
• Location on the vehicle: Rear, Right
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The window lifter is designed for installation in the rear right section of the BMW 3 E93 Cabrio body, where it is responsible for the smooth raising and lowering of the side window. A properly functioning mechanism in this location contributes to:

• maintaining the correct pressure of the window against the roof and body seals,
• reducing wind noise when driving with the roof closed,
• stable operation of the window auto-close system during roof opening and closing.

Thanks to its precise fit for the specific vehicle location, installation is straightforward, with no need to modify guides or mounting points.

Construction and BMW fitment

As a component from the Window regulators and motors group, this lifter works with the factory window control system in BMW vehicles, maintaining the original operating characteristics. The design provides:

• application of the correct operating direction for the rear right side,
• compatibility with factory mounting points in the door/side panel,
• preservation of the window guidance geometry consistent with the E93 Cabrio body design.

Such a fit reduces the risk of improper window alignment, tilting, or excessive load on the seals, which is particularly important in convertible constructions.

Benefits of using an original window lifter

Using a dedicated window lifter in a BMW E93 Cabrio provides measurable operational benefits:

• Stable mechanism operation – correct window guidance reduces the risk of jams and system overloads.
• Better cabin sealing – proper window positioning supports maintaining a tight seal in the folding roof area.
• Consistency with factory controls – the logic of window operation during vehicle opening and closing is preserved.

This solution is especially recommended for repairs following mechanical damage, guide wear, or issues with window closing on the rear right side.

Condition and service application

The item is offered as a used window lifter, which allows for an economical repair while maintaining the original BMW construction. This type of part is suitable both for the immediate replacement of a damaged mechanism and for broader service work involving side windows and the convertible roof.

Before installation, it is recommended to perform a standard check of the operation in the vehicle, adjust the window position, and verify the interaction with the seals to fully utilize the potential of this solution.

Related components and technical knowledge

If you are planning a comprehensive repair or upgrade of the side window and roof area in your BMW and need other components from the same group, such as guides, lifting mechanisms, or window drives, check the available parts in the BMW Window regulators and motors category.

For a better understanding of the specifics of this brand's power units and potential service costs, it is worth reading the article dedicated to problematic E9x series engines: Faulty BMW E90 engines: check what can ruin your budget!. This is a practical supplement to your knowledge when planning more extensive work on your car.