BMW 3 E46 Compact Door Window Lifter Electric Front Right O/S Motor 7079920

BMW 3 E46 Compact Door Window Lifter Electric Front Right O/S Motor is an original component from the Doors and door panels group, designed for precise operation of the passenger-side window. The integrated electric motor ensures convenient window control via the factory installation, and the design tailored to the specific BMW model facilitates installation and subsequent operation.

Specifications and technical data

• SKU: 7079920
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7079920
• Substitutable numbers: 7079920, 51337079920, EM
• Location on the vehicle: Front, Right
• Category: Doors & Door Skins

Purpose and compatibility with BMW 3 E46 Compact

The presented window lifter has been designed specifically for the front right door of the BMW 3 Series E46 in the Compact version. The vehicle placement is clearly defined as the front passenger side, which minimizes the risk of error when selecting the part and allows for maintaining the factory window guidance geometry.

Thanks to a design consistent with solutions used by BMW, the component works with the original door mountings, factory rails, and the stock electrical harness. Such compatibility promotes stable operation of the mechanism, reduces stress on the glass, and decreases the risk of jamming when raising or lowering the window.

Construction and function of the electric window lifter

The lifter combines a window guide mechanism and an integrated electric motor responsible for its movement. This solution allows for:

• smooth raising and lowering of the window from the switch in the door or console,
• maintaining proper window guidance in the door frame,
• reducing play and vibrations while driving,
• consistent cooperation with the factory BMW electrical system.

The mechanism has been developed for operation in the door cavity, where variable temperatures and humidity occur. The appropriate geometry of the arm and mounting points allows for an even distribution of forces on the glass surface, which promotes its durability and proper sealing after closing.

Characteristics of the used component

The offered window lifter is a used component, sourced from dismantling. This means it was previously operated in a vehicle but has retained the functionality required for further use. This type of part is a reasonable choice for maintenance repairs where combining correct operation with service cost control is key.

In the case of components from the Doors and door panels group, it is particularly important to maintain the correct geometry and compatibility with the body structure. Using an original, used lifter allows for maintaining compliance with the manufacturer's factory specifications, without the need for adaptation or mounting modifications.

Benefits of using an original window lifter

Choosing an original window lifter for the BMW 3 E46 Compact translates into a number of practical benefits:

• Factory fit – compatibility with the door structure and window rail, without the need for modifications.
• Consistent operation with the electrical system – the motor works with factory switches and safety features.
• Stable window guidance – reduced risk of jamming, misalignment, and excessive play.
• Repair cost optimization – a used OEM component allows for reducing expenses compared to a new part, while maintaining proper operating parameters.

For users planning a broader modernization or repair of the door, using an original lifter is a consistent solution in terms of durability and compatibility with other structural elements.

Expanding repairs within the BMW door area

If you are planning a comprehensive repair or modernization of the door area in your BMW and need other elements from the same group, such as panels, reinforcements, or structural components, check the available parts in the BMW Doors and door panels category.

If you are interested in a broader context of using second-hand components in cars, including the approach to selecting sub-assemblies by OEM numbers and an analysis of repair cost-effectiveness, it is worth reading the expert material Why it is worth buying used gearboxes and engines – facts instead of myths, which organizes the most important issues related to second-hand parts.