Land Rover Discovery 4 L319 Rear Door Speaker Subwoofer BH22-18808-EA

The Land Rover Discovery 4 L319 Rear Door Subwoofer is an original audio system component designed for installation in the rear doors, providing stable, deep low-frequency sound. Thanks to its factory design tailored to the specific Land Rover model, the speaker integrates seamlessly with the original electrical system and interior acoustics, resulting in a cohesive and comfortable listening experience. This is a practical solution for users who want to restore proper audio system functionality without altering the vehicle's original design.

Specifications and technical data

• SKU: BH22-18808-EA
• Mark: Land Rover
• Condition: Used
• OEM Part Number: BH22-18808-EA
• Substitutable numbers: LR029720, LR057788, BH2218808EA, BH22-18808-EA, BH2218808EB, BH22-18808-EB
• Location on the vehicle: Rear
• Category: Door Panels

Purpose and Function in the Audio System

The presented subwoofer is a component of the factory-installed audio system in the rear doors of the Land Rover Discovery 4 L319. It is responsible for reproducing the lower frequency range, which enhances bass clarity and overall tonal balance within the cabin. Its placement in the rear of the vehicle helps to distribute acoustic pressure evenly, ensuring that passengers in all seats receive a consistent and predictable sound.

As part of the Door Trim category, the speaker is integrated with the door panel construction, facilitating installation and minimizing the risk of improper fit. Using an original part avoids common issues associated with universal replacements, such as air leaks, resonances, or the need for mounting modifications.

Construction, Fitment, and Installation

The speaker has been specifically designed for the rear door area of the Land Rover Discovery 4 L319, taking into account the shape of the trim, installation depth, and factory mounting points. This ensures a straightforward installation process without requiring modifications to the door structure or electrical system. The appropriately selected diameter and housing work in conjunction with the interior volume of the door, promoting stable diaphragm operation.

This component is prepared for integration with the vehicle's original wiring, maintaining consistency with other audio system components. This approach minimizes the risk of interference, incorrect impedance, or loss of factory sound settings functionality.

Benefits of Using an Original Subwoofer

• Restores proper rear audio system functionality without installation modifications.
• Factory-matched fit for the door trim and body structure of the Land Rover Discovery 4 L319.
• Consistent acoustic characteristics with other speakers in the vehicle.
• Reduces the risk of unwanted resonances and vibrations due to dedicated mounting.
• A cost-effective service solution for replacing a damaged or worn-out speaker.

Application in the Rear of the Vehicle

The speaker's placement in the rear of the vehicle contributes to an even sound distribution throughout the cabin, which is particularly noticeable on longer journeys. A properly functioning rear door subwoofer relieves the front drivers, improving their performance in the mid-range and enhancing overall acoustic comfort. This solution benefits both the driver and passengers in the second row of seats.

Choosing an original component allows you to preserve the sound signature intended by the vehicle manufacturer, which is important for users who value equipment consistency and predictable audio system performance under various operating conditions.

Integration with Other Land Rover Door Components

If you are planning a comprehensive repair or upgrade of the door area in your Land Rover and require other parts from the same category, such as trim panels, grilles, or additional decorative inserts, explore the available parts in the Land Rover Door Trim category.

For users interested in a broader understanding of vehicle component construction and operation, including elements that interact with the steering column and interior equipment, an article describing the principles of the steering system, diagnostics, and examples of parts used may be helpful – you can find it here: Steering System and Power Steering – How it Works and What Fails?.