BMW Z4 E89 Rear Right Side Window Regulator Motor 7198308

BMW Z4 E89 Window Regulator With Rear Right Motor is an original part from the Window Regulators and Motors group, designed for precise operation of the rear right window in the BMW Z4 E89 model. It ensures stable operation of the window lifting and lowering mechanism, maintaining factory performance characteristics and proper fit for the roadster body.

Specifications and technical data

• SKU: 7198308
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7198308
• Substitutable numbers: 51377198308, 7198308, 7192304, 51439128869, 9128869, 51439128871, 9128871, 51439128873, 9128873
• Location on the vehicle: Rear, Right
• Category: Window Motors & Regulators

Purpose and Function in the Vehicle

The regulator integrated with the motor is responsible for smooth control of the rear right window in the BMW Z4 E89, in accordance with the factory logic of the comfort system. Its placement on the vehicle, specified as rear – right side, guarantees proper fit with the guides, mounts, and door or body panel geometry in this part of the car.

This component works with the vehicle's electrical system and comfort control units, enabling:

• stable lifting and lowering of the window without jerking,
• maintaining proper window pressure against the seals,
• correct operation when controlled by the driver's and passenger's buttons.

Construction and Fit for BMW Z4 E89

The regulator with motor has been designed specifically for the BMW Z4 E89 body structure, which translates to factory fit with mounting points and correct window guidance along its axis of movement. Using an original BMW part minimizes the risk of incorrect window alignment, excessive play, or noise during driving.

The product belongs to the Window Regulators and Motors group, making it optimized for mechanical loads and cyclic operation under varying operating conditions (temperature, humidity, body vibrations).

Benefits of Using an Original Regulator

Using this regulator with motor in the BMW Z4 E89 allows for operational parameters close to factory settings. Key benefits include:

• Compatibility with BMW Electrical System – correct connectors and motor operating characteristics.
• Proper fit to the rear right window geometry, reducing the risk of jamming.
• Ability to use existing mounting points without structural modifications.
• Consistency with the vehicle's comfort and safety system.

Therefore, replacing a worn or damaged mechanism with the presented part restores correct window operation and enhances vehicle comfort.

Product Characteristics and Selection by Numbers

The rear right window regulator with motor is a BMW part, which facilitates identification and selection based on the OEM part number and available replacement numbers. The presence of reference numbers allows for matching the part to the specific body configuration and model year of the BMW Z4 E89, minimizing the risk of purchasing an incorrect variant.

When selecting, pay attention to:

• correct placement on the vehicle (rear, right side),
• belonging to the correct Z4 E89 model series,
• compatibility with the window control system used in the specific vehicle.

Condition and Application in Service Practice

The element is offered as a used window regulator with motor, which is an economical solution while maintaining original BMW specifications. This type of part is suitable for both standard window mechanism repairs and for restoring complete equipment after wear and tear damage.

In service practice, installing an original used regulator reduces repair time, minimizes the need for adaptation, and maintains consistency with other window system components in the vehicle.

If you are planning a comprehensive repair or upgrade of the window and window mechanism area in your BMW and need other parts from the same group, such as guides, motors, or complete lifting mechanisms, check the available parts in the BMW Window Regulators and Motors category.

To better understand the advantages of choosing original used components and how to correctly select them by OEM numbers, it is worth reading the expert guide Why Buy Used Gearboxes and Engines – Facts Instead of Myths, which discusses practical procedures for identifying parts and optimizing repair costs.