Land Rover Discovery Sport L550 Window Regulator Front Left N/S FK72-23201-AE

The Land Rover Discovery Sport L550 Left Front Window Regulator is an original part from the window regulators and motors category, designed for installation on the driver's side. It ensures stable window guidance, proper mechanism operation, and maintains the factory comfort and safety parameters of your Discovery Sport.

Specifications and technical data

• SKU: FK72-23201-AE
• Mark: Range Rover
• Condition: Used
• OEM Part Number: FK72-23201-AE
• Substitutable numbers: FK72-23201-AE, FK7223201AE, LR126073
• Location on the vehicle: Front, Left
• Part type: Regulator & Motor Assembly
• Category: Window Motors & Regulators

Intended Use and Compatibility

The presented component is a window regulator dedicated to the Land Rover Discovery Sport L550 model, installed at the front left side of the vehicle. The construction is based on the manufacturer's original design, which allows for maintaining the original geometry of the guides, correct window positioning, and proper cooperation with the factory control motor.

Thanks to the use of an original Range Rover solution, the mechanism maintains appropriate rigidity, reduces play in the guides, and minimizes the risk of window jamming during operation across its full range of motion.

Construction and Performance Parameters

The left front window regulator in the Discovery Sport L550 operates with an electric drive, responsible for the linear guidance of the window within the door. The applied construction ensures:

• stable vertical window guidance, without excessive lateral deviations,
• correct transfer of torque from the motor to the lifting mechanism,
• proper cooperation with factory limiters and end stops,
• maintaining door seal by properly pressing the window against the seals.

The original geometry of the component allows for maintaining the factory settings of the comfort closing system and anti-pinch protection, if present in the specific vehicle configuration.

Benefits of Using an Original Range Rover Regulator

Using an original window regulator in the Discovery Sport L550 offers a range of practical operational benefits:

• Precise Fit – the component is designed specifically for this model, eliminating the need for modifications or adjustments to mounting points.
• Stable Window Operation – reduced vibrations and noise during driving, especially with the window partially open.
• Compatibility with Factory Installation – maintaining correct cooperation with control modules and door buttons.
• Optimal Durability – construction designed for operation in conditions typical for SUV bodies, with frequent temperature and humidity changes.

This solution is particularly recommended when replacing a damaged mechanism due to a broken cable, guide, or worn sliding elements, when you want to maintain the factory standard of window operation.

Condition, Installation, and Service Application

The part comes from a used vehicle, allowing for an economical repair while maintaining the original Range Rover specification. The regulator is suitable for both post-accident repairs and standard service work related to replacing a worn mechanism in the driver's door.

During installation, it is recommended to:

• check the condition of the guides and mounting points in the door,
• verify the correct seating of the window in its holders,
• calibrate the window position according to the manufacturer's procedure (if required by the vehicle configuration).

This approach allows for restoring the full functionality of the window lifting system and reducing the risk of future malfunctions.

Range Rover Window Regulators and Motors – Selection and Technical Knowledge

If you are looking for other Range Rover window regulators and motors for your car, check out our dedicated category: Range Rover window regulators and motors. There you will find a wide selection of original mechanisms for various models, making it easier to choose the right component for your specific body configuration.

When selecting used electrical and mechanical components for a car, it is advisable to know the principles of identification by manufacturer markings and the specifics of a given model. This topic is discussed in more detail in the guide: Why Buy Used Gearboxes and Engines – Facts Instead of Myths, where you will find practical information on verifying components, working with OEM markings, and optimizing repair costs.