BMW 6 Series E63 E64 Window Lifter Front Right O/S Mechanism Regulator 6981144

BMW 6 Series E63 E64 Window Lifter Front Right O/S Mechanism Regulator is an original component from the Window regulators and motors group, designed for the front right window in BMW 6 Series E63/E64 models. It ensures stable window guidance, proper power transmission, and consistent operation of the lifting and lowering mechanism, which directly impacts the vehicle's comfort.

Specifications and technical data

• SKU: 7184390
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7184390
• Substitutable numbers: 51337184390, 7184390, 67626981144, 6981144
• Location on the vehicle: Front, Right
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The window lifter is responsible for the precise movement of the front passenger window, working in conjunction with the control motor and guide rails. In the BMW E63/E64, a correctly selected component is crucial for:

• maintaining the proper geometry of the window relative to the seals,
• ensuring smooth movement without jamming or play,
• reducing cabin noise caused by leaks,
• proper interaction with the comfort module and central locking system.

Thanks to its dedicated placement on the vehicle (front, right side), the lifter is structurally matched to the passenger door, which facilitates installation and minimizes the risk of adjustment issues.

Benefits of using an original BMW window lifter

Using an original window lifter in the BMW E63/E64 allows you to maintain the factory operating parameters of the entire mechanism. The component from this group is designed for:

• appropriate rigidity of the arm structure and guides,
• proper transmission of force from the motor to the window movement,
• compatibility with factory mounting points in the door,
• consistency with the anti-trap safety system (if present in the car's configuration).

In practice, this means stable window mechanism operation, reduced motor load, and a lower risk of repeat repairs resulting from the use of ill-fitting replacements.

Installation and operational characteristics

The front right window lifter for the BMW E63/E64 is structurally prepared for installation in the factory mounting points in the door. Proper fitment to the bodywork makes it easier for technicians to:

• efficiently transfer the component without the need for modifications,
• maintain the correct position of the window relative to the door frame,
• properly tension the cables or guides (depending on the solution used in a given unit),
• maintain compatibility with the existing control motor.

A used component from this group allows for an economical repair of the window lifting system while maintaining the original BMW design, which is particularly important for high-end models such as the 6 Series.

Part selection by numbers and compatibility with other elements

When selecting a window lifter for the BMW E63/E64, it is worth paying attention to the manufacturer's markings and available interchangeable numbers to ensure full compatibility with the specific body version and equipment. This component belongs to the Window regulators and motors group, therefore it should work with the appropriate control motor and comfort module used in the given vehicle.

If you want to deepen your knowledge about typical operational problems in BMW cars and optimally plan your repair budget, an article dedicated to the 3 Series E90 power units may be helpful – you can find it here: Troublesome BMW E90 engines – a practical guide to costly failures.

Expanding repairs within BMW window mechanisms

If you are planning a comprehensive repair or modernization of the door and window area in your BMW and need other elements from the same group, such as guides, lifter motors, or complete window mechanisms, check out the available parts in the BMW window regulators and motors category.