Range Rover Sport L320 Rear Upper Suspension Wishbone Arm Right O/S LR063719

Range Rover Sport L320 Rear Upper Suspension Wishbone Arm Right O/S is a factory suspension component from the Wishbones and ball joints group, designed for the rear right side of the vehicle. It is responsible for precise wheel guidance, body stability, and predictable vehicle behavior during braking and cornering. Using an original component is a sensible choice for drivers who want to maintain the driving characteristics of the Range Rover Sport L320 while keeping maintenance costs under control.

Specifications and technical data

• SKU: LR063719
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR063719
• Substitutable numbers: LR063719, 7H325K742AC, 7H32-5K742-AC, LR063718, 7H325K743AC, 7H32-5K743-AC
• Location on the vehicle: Rear, Right
• Part type: Control Arm & Ball Joint Assembly
• Category: Control Arms, Ball Joints & Assemblies

Purpose and function in the suspension

The presented upper wishbone arm operates on the rear axle on the right side, contributing to the multi-link suspension system characteristic of Land Rover models. Its task is to maintain proper wheel geometry, limit unwanted hub displacement, and ensure stable tire contact with the road surface across a wide range of loads. In practice, a correctly selected wishbone arm translates into:

• more predictable vehicle handling at higher speeds,
• even tire wear on the rear axle,
• better stability during sudden maneuvers and lane changes,
• reduced vibrations transmitted to the body.

Benefits of using an original wishbone arm

The original rear upper right wishbone arm for the Range Rover Sport L320 was designed specifically for this model, taking into account the vehicle's weight, suspension operating characteristics, and driving assistance systems. This ensures that the factory suspension kinematics are maintained, and the electronic assistant systems (traction control, electronic stability control) can operate under optimal conditions. Key advantages of using this component include:

• Full structural compatibility with the rear axle on the right side of the Range Rover Sport L320,
• appropriately selected stiffness and flexibility, supporting ride comfort both off-road and on asphalt,
• preservation of factory suspension geometry parameters after proper wheel alignment.

Installation and operational characteristics

The wishbone arm is intended for installation in the rear right part of the vehicle, replacing the factory component. The design provided by the manufacturer allows for service using standard workshop procedures, utilizing typical tools for multi-link suspension maintenance. To fully utilize the potential of this component, it is recommended to perform the following after installation:

• check and adjust the rear axle geometry,
• check the condition of other elements in the wishbones and ball joints group,
• verify that there is no play in the mounts and ensure the bolts are correctly tightened with the suspension under load.

Suspension system integration and safety

As an element from the Wishbones and ball joints category, this upper wishbone arm works with other rear suspension components, influencing driving safety, braking efficiency, and vehicle stability during towing or driving with a load. A functional wishbone arm limits uncontrolled changes in wheel camber and toe, which is particularly important in a heavy, tall SUV such as the Range Rover Sport L320. For Land Rover vehicle owners who want to better understand the role of such elements in the entire chassis system, a guide describing the principles of operation and maintenance of the suspension will be helpful – you can find it in the article Suspension system – a comprehensive guide to shock absorbers, wishbones, and stabilizers.

Expanding Land Rover suspension service

If you are planning a comprehensive repair or upgrade of the suspension area in your Land Rover and need other elements from the same group, such as additional wishbones, ball joints, or mounting hardware, check the available parts in the Land Rover wishbones and ball joints category.