Land Rover Discovery 3 L319 Rear Window Wiper Motor Mechanism 4H22-17C421-AA

The Land Rover Discovery 3 L319 Rear Wiper Motor is an original part from the Wiper Motors & Linkages category, designed for the rear window of the vehicle. It ensures stable, uniform operation of the wiper arm, which translates to safe visibility in challenging weather conditions. A used OEM component is a sensible choice for drivers seeking a proven solution specifically designed for the Discovery 3 L319 model.

Specifications and technical data

• SKU: DLB500074
• Mark: Land Rover
• Condition: Used
• OEM Part Number: DLB500074
• Substitutable numbers: DLB500074, 4H2217C421AA, 4H22-17C421-AA
• Location on the vehicle: Rear
• Part type: Wiper Motor
• Category: Wiper Linkages, Transmissions & Motors

Purpose and Function in the Wiper System

The rear window wiper motor is responsible for driving the wiper arm on the tailgate, ensuring smooth movement and proper pressure of the blade against the glass. In the Discovery 3 L319 model, this component is a crucial part of the rear window cleaning system, contributing to:

• effective removal of water, mud, and debris from the window surface,
• stable operation in continuous and intermittent modes,
• proper integration with the vehicle's electrical system.

Thanks to its factory-matched fit to the body structure and electrical system, the motor operates within the load ranges specified by the manufacturer, which limits the risk of overloads and improper wiper function.

Advantages of Using an Original Rear Wiper Motor

Choosing an original wiper motor for a Land Rover of this series is a solution that allows you to maintain operating parameters consistent with the manufacturer's design. The most important benefits include:

• Factory Fit to the mounting points, tailgate geometry, and electrical system of the Discovery 3 L319.
• Compatibility with the Control System – proper cooperation with switches, relays, and electrical fuses.
• Stable Operation in Off-Road Conditions, typical for Land Rover vehicles, where the wiper system is often intensively used.

A used OEM part with retained functionality also offers a favorable compromise between cost and quality, especially for vehicles used daily in demanding conditions.

Condition, Verification, and OEM Selection

The rear window wiper motor offered in this listing is a dismantled part and is classified as a used original component. Such parts are typically removed from vehicles decommissioned for reasons other than wiper system failure, allowing for their continued trouble-free use after proper installation.

When selecting a part for a specific Discovery 3 L319 unit, it is worth paying attention to:

• compliance with the OEM designation in the vehicle's documentation,
• consistency with the reference numbers used by the manufacturer,
• location on the vehicle – in this case, it is the rear of the vehicle.

If you want to deepen your knowledge on the cost-effectiveness of purchasing parts from the secondary market, practical OEM selection procedures, and the real differences between new and used drive components, it is worth reading the expert guide: Why Buy Used Gearboxes and Engines – Facts Instead of Myths.

Land Rover Wiper Motors & Linkages – Spare Part Selection

If you are looking for other parts from the Wiper Motors & Linkages category dedicated to this brand, you can take advantage of our offer, which includes various variants for specific models. To conveniently browse available solutions, go to the section: Land Rover Wiper Motors & Linkages.

Summary

The Land Rover Discovery 3 L319 Rear Wiper Motor is a practical solution for users who want to restore the full functionality of their rear window cleaning system while maintaining factory operating parameters. Its original origin, specific model fit, and intended use for installation on the rear of the vehicle make it a sensible choice from both a technical and economic perspective. Thanks to this component, the wiper system in your Discovery 3 L319 can operate stably and predictably, ensuring adequate visibility in daily use.