Land Rover Discovery 4 L319 Front Suspension Arm Upper Right O/S LR051614

The Front Upper Control Arm for Land Rover Discovery 4 L319 is an original part from the Control Arms and Ball Joints group, designed for the passenger side. It ensures precise wheel guidance, body stability, and correct front axle geometry, which translates to predictable vehicle behavior in various road conditions.

Specifications and technical data

• SKU: LR051614
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR051614
• Substitutable numbers: AH223084AC, AH22-3084-AC, LR051614
• Location on the vehicle: Front, Right
• Category: Control Arms, Ball Joints & Assemblies

Purpose and Function in the Suspension System

The presented front upper right control arm is a key component of the wheel guidance system in the Land Rover Discovery 4 L319. It is responsible for maintaining the correct position of the steering knuckle relative to the body, stabilizing the kingpin inclination and caster angles, and cooperating with other suspension elements to limit unwanted wheel movements during acceleration, braking, and over uneven surfaces.

Thanks to the appropriately selected geometry of the control arm, the suspension system maintains predictable operating characteristics, which is particularly important in a heavy off-road and on-road vehicle like the Discovery 4. A correctly selected and functional control arm helps reduce excessive tire wear and improves ride comfort.

Construction and Fitment for Land Rover Discovery 4 L319

The front upper right control arm has been specifically designed for the front axle construction of the Discovery 4 L319, taking into account the vehicle's weight, load distribution, and suspension operating characteristics. The shape of the arm, the mounting points to the body and steering knuckle, and the ball joints used are optimized for cooperation with the factory steering system and shock absorbers.

Original origin from the Land Rover brand means adherence to factory dimensional tolerances, which facilitates installation and allows for achieving correct geometry settings after replacement. The part is intended for installation on the front axle, on the right side of the vehicle, according to factory specifications.

Performance Characteristics and Benefits of Use

The front upper right control arm in the Discovery 4 L319 operates under demanding conditions – it transfers vertical, lateral, and longitudinal loads resulting from driving over uneven surfaces, maneuvering, and braking. Using the correct part from the Control Arms and Ball Joints group allows for maintaining:

• stable vehicle handling at higher speeds,
• precise response to steering inputs,
• correct tire contact with the road surface,
• reduced play in the suspension and steering system.

Choosing an original control arm dedicated to a specific model minimizes the risk of improper fitment, squeaks, or accelerated wear of other suspension components.

Component Condition and Installation Aspects

The offered control arm is a used part, allowing for economical suspension system repair while maintaining original construction. Before installation, a standard inspection of the ball joints and bushings is recommended, as well as verification of mounting points for any mechanical damage. After replacing the control arm, wheel alignment is advised to fully utilize the suspension system's potential.

The part is intended for installation on the front axle on the right side of the vehicle, replacing the factory upper control arm. A correctly performed replacement restores predictable vehicle handling and body stability, which directly impacts driving safety.

Related Suspension Components and Technical Knowledge

Replacing the upper control arm often involves assessing the condition of other suspension components – lower control arms, shock absorbers, stabilizer links, or other ball joints. For a better understanding of the entire system's operation and diagnostic principles, it is worth consulting the guide: Suspension System – A Comprehensive Guide to Shock Absorbers, Control Arms, and Stabilizers, which discusses practical aspects of suspension operation and service.

If you are planning a comprehensive repair or upgrade of the front suspension area in your Land Rover and need other parts from the same group, such as additional arms, ball joints, or compatible guiding elements, check the available parts in the Land Rover Control Arms and Ball Joints category.

Additional information on selecting used suspension components and the differences between standard and sport solutions is provided in the article: Standard vs. Sport Suspension – Construction Differences and Selection of Used Parts, which helps in consciously planning the scope of service work.