Window Lifter BMW X3 F25 X4 F26 Front Door Left N/S Regulator Mechanism 7355635

The BMW X3 F25 X4 F26 Window Regulator Mechanism Front Left Door is an original part from the Window Regulators and Motors group, designed for precise operation in the front left door. It ensures stable window guidance, proper lifting and lowering, and maintains the user comfort characteristic of the BMW brand.

Specifications and technical data

• SKU: 7355635-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7355635
• Substitutable numbers: 51337355635, 7355635
• Location on the vehicle: Front, Left
• Category: Window Motors & Regulators

Intended Use and Compatibility

The mechanism is designed for installation in the front left door of BMW X3 F25 and BMW X4 F26 vehicles. Its placement on the vehicle, specified as front – left side, guarantees proper integration with the factory door structure, guides, and window mounts.

By utilizing a solution compliant with factory BMW standards, the part works seamlessly with original door hardware, ensuring smooth window operation and proper sealing in daily use.

Construction and Function of the Window Regulator Mechanism

The window regulator mechanism is responsible for transferring power from the motor to the window and guiding it stably within the tracks. The design intended for X3 F25 and X4 F26 models ensures:

• proper vertical guidance of the window,
• controlled movement throughout the full opening and closing range,
• compatibility with the factory window control system in the driver's door.

This solution helps maintain proper door sealing, reduce wind noise, and preserve acoustic comfort inside the vehicle.

Benefits of Using an Original Mechanism

Using an original window regulator mechanism in a BMW X3 F25 or X4 F26 translates into several practical advantages:

• Factory Fitment – the part is designed for a specific vehicle model and side, eliminating the need for modifications.
• Stable Window Operation – reduces the risk of jamming, misalignment, or excessive play in the guides.
• System Integration – proper cooperation with the window control system and comfort functions, if present in the specific vehicle.
• User Safety – a properly functioning regulator facilitates quick window closure in emergency situations and during adverse weather conditions.

Characteristics of a Used Part

The offered mechanism is a used part, sourced from disassembly, allowing for an economical repair of the window lifting system while maintaining the original BMW construction. This type of solution is particularly beneficial for maintenance repairs where preserving the factory installation standard at reasonable service costs is a priority.

BMW Window Regulators and Motors – Door Area Expansion and Service

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

Technical Support and BMW Knowledge

When performing service work on windows and doors, it is advisable to be aware of the common weak points of specific models of this brand. To better understand the specifics of BMW construction and potential repair costs in other areas of the vehicle, read the article: Faulty BMW E90 Engines: Find Out What Can Ruin Your Budget!. This will help you plan your vehicle's overall service more effectively and make informed decisions about future investments.