Land Rover Discovery 4 L319 Window Lifter Regulator Rear Right O/S AH22-27000-AB

Land Rover Discovery 4 L319 Window Lifter Regulator Rear Right O/S is an original component from the Window regulators and motors group, designed for operating the window in the rear right part of the body. It ensures stable window guidance and proper cooperation with the factory control mechanism, which translates into comfort and safety of vehicle use.

Specifications and technical data

• SKU: AH22-27000-AB
• Mark: Land Rover
• Condition: Used
• OEM Part Number: AH22-27000-AB
• Substitutable numbers: AH22-27000-AB, AH2227000AB
• Location on the vehicle: Rear, Right
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The presented window lifter is dedicated to the rear right side of the body in the Land Rover Discovery 4 L319 model. It is responsible for precise raising and lowering of the window, maintaining it in the set position, and smooth cooperation with the vehicle's electrical system. Thanks to the proper fit to the door structure, the correct geometry of the guides is maintained, which reduces the risk of jamming and uneven operation.

Construction and technical fitment

The lifter belongs to the Window regulators and motors group, which means it has been designed to work with the factory window control system in the Land Rover. The load-bearing structure and mounting points are consistent with the manufacturer's original design, so the installation proceeds in an orderly manner, without the need for bodywork modifications or interference with the electrical wiring.

The arrangement of mounts, guides, and connection points with the window has been adapted to the specifics of the rear right door, which facilitates service and reduces the time required for replacement. Using the correct lifter minimizes mechanical loads acting on the window and seals, which helps maintain tightness and reduce noise while driving.

Benefits of using an original Land Rover component

Choosing a window lifter specifically designed for the Land Rover Discovery 4 L319 allows you to maintain consistency with the vehicle's factory specifications. Proper fitment to the door and electrical system translates into:

• correct window operation across the full range of movement,
• reduced risk of overloading the mechanism and motor,
• stable window guidance without excessive play,
• maintaining acoustic comfort inside the vehicle.

For users who value maintaining the original window operation characteristics in their Land Rover, it is important that the component comes from the same design line as the factory components installed in the vehicle.

Condition, verification, and economic aspect

The window lifter is a used component, which provides a favorable compromise between cost and functionality, especially for maintenance repairs in older vehicles. Such components, when used properly, maintain a long service life, which is why using a verified used part is often a rational service solution.

If you are considering a wider use of aftermarket parts in your car, it is worth checking out an expert guide discussing the selection and cost-effectiveness of such solutions – detailed information can be found in the article Why it is worth buying used gearboxes and engines – facts instead of myths, which organizes the most important issues related to used components.

Comprehensive service of the window zone in a Land Rover

If you are planning a comprehensive repair or upgrade of the window and door zone in your Land Rover and need other elements from the same group, such as lifting mechanisms, electric drives, or guides, check the available parts in the Land Rover Window regulators and motors category.

Using components from the same design group makes it easier to maintain the consistency of the entire window control system and simplifies the diagnostics of potential faults in the future. Thanks to this, the Land Rover Discovery 4 L319 maintains functionality consistent with the manufacturer's assumptions, and window operation remains convenient and predictable in everyday use.