Land Rover Discovery 3 L320 Window Regulator Electric Front Right O/S CUH500103

Land Rover Discovery 3 L320 Window Regulator Electric Front Right O/S is a component from the Window Regulators and Motors category, designed for precise operation of the front passenger side window. Thanks to its factory design tailored to the Discovery 3 L320 body, it ensures stable operation of the window lifting and lowering mechanism and proper integration with the vehicle's electrical system.

Specifications and technical data

• SKU: CUH500103
• Mark: Land Rover
• Condition: Used
• OEM Part Number: CUH500103
• Substitutable numbers: CUH500103, 4H2223200CA, 4H22-23200-CA, CUR000140
• Location on the vehicle: Front, Right
• Category: Window Motors & Regulators

Purpose and body fitment

The presented regulator is designed for installation in the front right door area, which guarantees proper window guidance within the frame and correct positioning relative to the seals. The structural design and mounting points are adapted to the geometry of the Land Rover Discovery 3 L320 door, which facilitates installation and reduces the risk of improper fitment of the component to the door panel.

The location on the vehicle is clearly defined as front – right side, allowing the part to be quickly verified for compatibility with the specific mounting position in the car. Such fitment helps maintain cabin sealing and ensures the window operates correctly throughout its full range of motion.

Function in the window lifting system

The window regulator is responsible for stable guidance and controlled movement of the window within the door tracks. In combination with an electric motor from the same design group, it forms a complete system responsible for:

• smooth lifting and lowering of the window,
• maintaining the correct tension of the mechanism's cables or arms,
• reducing window play and vibrations while driving,
• cooperation with factory control buttons in the cabin.

A well-chosen element from the Window Regulators and Motors category allows for restoring full functionality of the passenger side window control, which is important for both comfort and vehicle safety.

Product characteristics and condition

The offered window regulator is a part intended for re-installation in a vehicle, sourced from dismantling. This type of component allows for an economical repair of the window system while maintaining the original geometry and design intended for the Land Rover Discovery 3 L320. Choosing such a solution is particularly beneficial when one wishes to maintain consistency with the factory window control system and avoid issues with fitting aftermarket replacements of a different design.

The regulator is dedicated to working with factory door equipment, which facilitates installation in existing mounting points and allows the use of original guides and window mounting elements. Thanks to this, the replacement process can be carried out in an orderly manner, without the need for modifying the door structure.

Benefits of using an original regulator

Using a dedicated window regulator in a Land Rover Discovery 3 L320 brings a number of practical benefits:

• preservation of factory functionality of the passenger side window lifting system,
• reduction of the risk of jams, skips, and uneven window operation,
• compatibility with the existing electrical installation and cabin controls,
• possibility of restoring proper door sealing after repair.

For users who value the consistency of technical solutions in their vehicle, choosing an element matched to a specific Land Rover model is a sensible way to maintain operational comfort and predictable window mechanism performance.

Land Rover Window Regulators and Motors – expansion and door area service

If you are planning a comprehensive repair or upgrade of the door area in your Land Rover and need other elements from the same group, such as additional regulators, compatible window lift motors, or related guidance mechanisms, check out the available parts in the Land Rover Window Regulators and Motors category.

More about the cost-effectiveness of used parts

When planning vehicle repairs, it is worth learning about the broader context of using components from dismantling – their selection, verification by identification numbers, and the cost-to-benefit ratio compared to new parts. A detailed discussion of these issues, along with practical examples and answers to frequently asked questions, can be found in the article: Why it is worth buying used gearboxes and engines – facts instead of myths.