BMW X3 E83 Rear Left Door Window Lifter With Motor N/S 6925965

BMW X3 E83 Window Regulator Left Rear 6925965 is an original part from the Window Regulators and Motors category, designed for the rear left window in the BMW X3 E83 generation. As a genuine BMW part, it ensures proper integration with the door mechanism, electrical system, and window control system, leading to stable and predictable operation.

Specifications and technical data

• SKU: 6925965
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6925965
• Substitutable numbers: 51353448251, 3448251, 67626925965, 6925965, 51353413189, 3413189
• Location on the vehicle: Rear, Left
• Category: Window Motors & Regulators

Intended Use and Fitment for BMW X3 E83

This regulator is specifically designed for installation on the rear left side of the vehicle, eliminating the risk of selecting the wrong part for a specific door position. Its construction, compliant with original BMW factory standards, maintains correct mounting points, guide geometry, and compatibility with the original window motor (if equipped in the specific configuration).

As a part of the Window Regulators and Motors group, this regulator is built to withstand demanding operating conditions – frequent window operation, temperature fluctuations, and mechanical stresses associated with vehicle movement.

Window Regulator Construction and Function

The window regulator is responsible for precisely guiding the window within its tracks and transmitting the motor's drive to the glass's vertical movement. The design for the BMW X3 E83 ensures:

• stable window guidance without excessive play,
• proper interaction with factory seals and the door frame,
• adequate rigidity of load-bearing components,
• correct setting of the window's end positions.

This allows the window lifting system to operate smoothly – without sticking, jumping, or excessive vibrations, provided that other door components are functional and properly adjusted.

Benefits of Using an Original BMW Part

Using a regulator specifically designed for the BMW X3 E83 helps maintain the integrity of the entire window control system. In practice, this means:

• precise fitment to the body – mounting holes and structural design match BMW's factory solutions,
• preservation of the manufacturer's intended window operation characteristics,
• reduced risk of issues with window closing, calibration, or compatibility with comfort modules,
• easier installation for mechanics due to compliance with original service documentation.

Parts in this category are particularly important for vehicles equipped with comfort window closing functions or remote control operation – proper regulator function directly impacts the performance of these systems.

Characteristics of a Used Product

The offered window regulator is a used part, sourced from disassembly. Such components are often chosen as an economical alternative to new parts, while maintaining the original manufacturer's specifications. For window regulators, it is particularly noteworthy that the original BMW construction has already been verified in real-world use, allowing for an assessment of its durability and performance under typical operating conditions.

Before installation, a standard inspection of the mechanism is recommended, checking for smooth operation and correct window positioning in the guides after installation, to fully utilize the capabilities of this part.

BMW Window Regulators and Motors – Selection and Expanded Offer

If you are looking for other BMW Window Regulators and Motors for your car, check out our dedicated category: BMW window regulators and motors. There you will find a wide selection of parts for various models and body styles of this brand.

Safety of Choice and Additional Technical Knowledge

When planning repairs for BMW vehicles, it is beneficial to be aware of common weak points in powertrains to better budget for servicing. The following guide may be helpful: Troublesome BMW E90 Engines: Find Out What Can Ruin Your Budget!, which helps to better understand the specifics of operating this brand.

If you want to learn more about the advantages of using original, used components instead of aftermarket parts of unknown origin, it is worth reading the article: OEM Quality and Safety Guarantee – Why Used Original Car Parts Are the Best Choice for Your Car?. This will help you better assess how a window regulator selected according to factory specifications affects the durability and functionality of the entire system.