Lifter Mechanism BMW E90 E91 Front Right Electric Window Right O/S 7140588

Lifter Mechanism BMW E90 E91 Front Right Electric Window Right O/S is a factory-original component from the Window regulators and motors group, designed for precise operation of the front passenger-side window. The original BMW design ensures proper window guidance, stable operation, and compatibility with the vehicle's factory electrical system.

Specifications and technical data

• SKU: 7140588-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7140588
• Substitutable numbers: 51337140588, 7140588, 67626927028, 6927028, 7060266
• Location on the vehicle: Front, Right
• Category: Window Motors & Regulators

Purpose and fitment for BMW E90 / E91

The presented mechanism is dedicated to the front right window in BMW 3 Series E90 and E91 models, which guarantees a proper fit with the guides, mounting points, and door assembly. The vehicle placement specified as front – right side allows for clear identification of the component when planning repairs or replacing a damaged window regulator.

By maintaining factory geometry and correct operating characteristics, the mechanism works seamlessly with the original window switch and electrical installation, which facilitates installation and reduces the risk of issues with window closing or positioning.

Construction and function of the electric window regulator

The mechanism belongs to the Window regulators and motors group, combining the part responsible for window guidance and the electric drive in one unit. The use of an integrated motor enables smooth raising and lowering of the window via the button in the door or the driver's panel, without the need for additional mechanical solutions.

This type of solution ensures:

• stable window guidance in the door tracks,
• repeatable, predictable movement speed,
• consistency with the vehicle's factory electrical safety features.

Benefits of using an original BMW component

Using an original window regulator mechanism in a BMW E90 / E91 allows for maintaining the factory operating parameters of the window system. Proper fitment with the door structure limits the stresses that often appear with aftermarket parts of inaccurate dimensions, which translates into less wear on the guides and quieter operation of the entire system.

Original BMW branding means compliance with the manufacturer's requirements regarding durability, motor operating characteristics, and compatibility with vehicle electronics. This is particularly important in the case of heavily used front windows, where precision of operation affects user comfort and safety.

Condition, service application, and practical tips

The item is offered in used condition, which provides a cost-effective service solution for users looking for original BMW components at a reasonable price. This type of part is suitable both for typical replacement of a worn or damaged regulator and for post-accident repairs when it is necessary to rebuild the complete door structure on the passenger side.

Before installation, it is recommended to perform a standard check of the door electrical system and the condition of the window guides to fully utilize the capabilities offered by a functional electric mechanism. A correctly installed regulator restores comfortable window operation and eliminates problems with jamming, uneven movement, or lack of response to the control button.

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

To better plan your car's maintenance and avoid unforeseen service costs, it is worth learning about the typical problems of engines in this model – you can find practical information in the article Troublesome BMW E90 engines: check what can ruin your budget.

If you are considering a wider use of original components from the secondary market in your car, a practical guide to popular used parts may also be helpful – check the material The best used car parts – a guide to the most frequently chosen original parts.