Range Rover Sport L494 Lower Suspension Arm Rear Left N/S JPLA-5B531-BB

Range Rover Sport L494 Lower Suspension Arm Rear Left N/S is an original component from the Wheel bearings, hubs and bushings group, designed for precise operation in the vehicle's rear axle. Designed specifically for Range Rover Sport models, the arm ensures stable wheel guidance, proper suspension geometry, and predictable vehicle handling. This is a solution for users looking for parts with a proven design and fitment consistent with the manufacturer's specifications.

Specifications and technical data

• SKU: LR139498
• Mark: Range Rover
• Condition: Used
• OEM Part Number: LR139498
• Substitutable numbers: JPLA-5B531-BB, JPLA5B531BB, LR139498, JPLA-5B531-BC, JPLA5B531BC
• Location on the vehicle: Rear, Left
• Part type: Wheel Bearing
• Category: Wheel Bearings, Hubs & Seals

Purpose and function in the suspension system

The presented lower arm operates in the rear, left part of the suspension, responsible for maintaining the correct position of the wheel hub relative to the body. This component transfers vertical and lateral loads, stabilizes the wheel during acceleration, braking, and cornering, and contributes to suspension geometry, affecting toe and camber angles.

Thanks to its dedicated design for the Range Rover Sport L494, the arm works with other rear axle components in a predictable manner, which translates into:

• more confident vehicle handling at higher speeds,
• better control over suspension performance on uneven surfaces,
• more stable vehicle behavior during dynamic maneuvers.

Construction and fitment for Range Rover Sport L494

The lower suspension arm has been designed as a structural element that works with the wheel hub, bearings, and metal-rubber bushings. The shape and mounting points are adapted to the architecture of the Range Rover Sport L494 rear axle, which allows for installation in factory locations without the need for modifications.

Key design features include:

• dedicated placement in the rear, left part of the vehicle,
• arm geometry consistent with the factory suspension system,
• adaptation for use with original bushings and wheel hub.

Such fitment allows for maintaining the driving parameters intended by the manufacturer, while also facilitating service work and subsequent geometry adjustment.

Characteristics of the used component

The offered arm is a used part, sourced from dismantling, which allows for combining reasonable cost with the preservation of the original design. In practice, this means that the element retains factory mounting points and compatibility with other rear suspension components, while simultaneously providing an economical alternative to new subassemblies.

When choosing a used suspension arm, it is worth paying attention to:

• the absence of serious structural damage,
• the condition of the surface at the mounting points,
• the possibility of further operation after installation and potential geometry check.

For users who want to better understand the specifics of dismantled parts and dispel doubts regarding their quality, the article Used car parts: myths and facts you need to know, which discusses the most common concerns related to such components, will be helpful.

Application in service practice

Replacing the lower rear arm on the left side is recommended in situations where symptoms such as unstable handling, uneven tire wear, or problems with geometry settings appear. Using an original component from the same design group helps restore proper suspension operation and reduce additional loads on other axle components.

To maximize the potential of a used component, it is worth familiarizing yourself with practical tips regarding operation and maintenance, described in the guide How to extend the life of used car parts?. You will find information there that is particularly helpful in the context of suspension and elements working with hubs and bushings.

Complementary Range Rover suspension elements

The lower rear arm works with other components responsible for wheel guidance and vibration damping. If you are planning a comprehensive repair or upgrade of the rear suspension zone in your Range Rover and need other elements from the same group, such as additional arms, hub mounting elements, or metal-rubber bushings, check the available parts in the Range Rover wheel bearings, hubs and bushings category.

Summary

Range Rover Sport L494 Lower Suspension Arm Rear Left N/S is a solution intended for users who want to restore the proper operation of the rear axle while maintaining factory fitment and handling characteristics. The original design, dedicated placement in the vehicle, and the ability to integrate with the existing suspension system make it a practical choice for repairs and upgrades of the rear suspension in this model.