Range Rover L405 Window Lifter Regulator Front Left Door N/S CK52-23201-AG

Range Rover L405 Window Lifter Regulator Front Left Door N/S is an item from the Window regulators and motors group, designed for installation in the front left door of the vehicle. It ensures stable window guidance and proper cooperation with the factory control mechanism, which translates into user comfort and predictable operation of the electrical system.

Specifications and technical data

• SKU: CK52-23201-AG
• Mark: Range Rover
• Condition: Used
• OEM Part Number: CK52-23201-AG
• Substitutable numbers: LR048342, CK52-23201-AG, CK5223201AG
• Location on the vehicle: Front, Left
• Part type: Regulator & Motor Assembly
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The presented regulator is dedicated for installation in the front left door of the Range Rover L405. It is responsible for smooth raising and lowering of the window, maintaining proper guidance geometry and cooperation with the factory comfort control system. Its location in the front left zone makes it an intensively used component, especially in daily city driving.

Selecting the right regulator for a specific Range Rover model minimizes the risk of electrical system overloads, improper window closing, or interference with comfort module operation. Using parts from the same design group allows for maintaining the consistency of the entire electric window system.

Benefits of using an original regulator

Using the window regulator with this reference ensures:

• proper fitment to the driver's door structure,
• correct cooperation with the factory control motor,
• stable window guidance throughout the full range of motion,
• preservation of the factory operating parameters of the comfort system.

Thanks to this, the window lifting system operates predictably, without jerking or excessive play, which reduces wear on other mechanism components. This is particularly important in Range Rover class vehicles, where high operating standards and consistency of all systems are expected.

Characteristics of the used component

The offered regulator belongs to the group of used original components, which in practice means maintaining the factory design and mounting geometry at a more favorable cost compared to a new component. For workshops and individual users, this is a solution that allows for economical repair while maintaining compliance with the manufacturer's design.

Replacing a worn or damaged regulator with a functional equivalent restores the proper operation of the driver's side window, reduces the risk of further damage to the guides, and decreases the load on the control motor. It is a practical way to maintain vehicle functionality without interfering with the electrical installation or door structure.

Range Rover window regulators and motors – expansion and service

If you are planning a comprehensive repair or upgrade of the door zone in your Range Rover and need other elements from the same group, such as additional regulators, cooperating motors, or related window guidance mechanisms, check the available parts in the Range Rover window regulators and motors category.

Technical support and service knowledge

When planning repairs in premium class vehicles, it is worth considering the specifics of the drive units and potential service costs. For comparison with other brands and a better understanding of how the proper selection of parts affects the operating budget, an article dedicated to problematic drive units in a popular model of a competing brand may be helpful – you can find it here: Faulty BMW E90 engines: check what can ruin your budget!.

Such materials allow for better planning of the service strategy, conscious selection of components, and avoiding apparent savings that could generate additional repair costs in the long run.