Land Rover Discovery 3 L319 Door Window Glass Run Rear Right O/S LR015285

The Land Rover Discovery 3 L319 Rear Right Window Regulator Channel is an original part from the Window Seals & Trim category, designed for the rear right window of the Discovery 3 body. It ensures stable window guidance within the door, limits play, and supports the proper operation of the lifting mechanism, contributing to acoustic comfort and interior sealing.

Specifications and technical data

• SKU: LR015285
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR015285
• Substitutable numbers: LR015285, 6H2226258AD, CGE000444
• Location on the vehicle: Rear, Right
• Part type: Window Run Channel
• Category: Window Seals, Gaskets & Trims

Window Regulator Channel Purpose and Function

The rear right window regulator channel in the Land Rover Discovery 3 L319 is responsible for the precise vertical guidance of the window and maintaining its correct position relative to the door frame. The component works in conjunction with the lifting mechanism, reducing friction and preventing the window from becoming skewed during operation.

A properly selected regulator channel:

• stabilizes the window in the door when driving over uneven surfaces,
• reduces noise caused by vibrations and play,
• supports the sealing of the window-seal system,
• lessens the load on the window lifting mechanism.

Compatibility with Land Rover Discovery 3 L319

The presented regulator channel is specifically designed for the rear right section of the Discovery 3 L319 body, ensuring a perfect fit with the door geometry and the factory window system. Its dedicated placement on the vehicle minimizes the risk of installation issues and eliminates the need for modifications.

By maintaining the original geometry, the component ensures proper window seating against the seals and correct interaction with the factory lifting mechanism, which is particularly important for vehicles used off-road and in varying weather conditions.

Construction and Role in the Sealing System

The regulator channel is part of the body components responsible for guiding and supporting the window within the door. In conjunction with seals and trim, it forms a system that:

• limits the ingress of water and dirt into the door cavity,
• affects cabin noise levels at higher speeds,
• ensures smooth window movement without sticking or jumping.

If the regulator channel becomes worn or deformed, symptoms such as difficulty closing the window, improper sealing, or characteristic knocking noises during driving may occur. Replacing it with a functional part restores the correct operation of the entire system.

Characteristics of a Used Part

The offered regulator channel is a used part, sourced from a dismantled Land Rover vehicle. These types of body components, when in good technical condition, serve as an economical alternative to new parts, especially for specialized off-road models.

Choosing a used original part allows you to maintain factory fit and performance characteristics while reducing service costs compared to purchasing a new aftermarket replacement.

Why Choose This Window Regulator Channel

By using the Land Rover Discovery 3 L319 Rear Right Window Regulator Channel, you gain a component designed for a specific model and position within the vehicle. This solution:

• restores proper window guidance in the rear right door,
• supports cabin sealing and acoustic comfort,
• reduces the risk of accelerated wear on the window lifting mechanism,
• ensures consistency with the original Land Rover body construction.

This is a particularly beneficial choice for users who expect a functional, technically matched part without the need for modifications to the door or window mechanism.

If you need other parts from the Window Seals & Trim category for this brand, check out the Land Rover window seals and trim available in our store to complete your body component set.

When planning more extensive service work on a 4x4 vehicle, it is also worth consulting the guide on the drivetrain system – practical tips can be found in the article “Clutch and Dual-Mass Flywheel – Diagnostics and Part Selection for the Drivetrain”, which helps to better plan the scope of repairs and part selection, including used parts.