Land Rover Discovery L550 Rear Suspension Leg Driveshaft Brake Caliper Right O/S

Land Rover Discovery L550 Rear Suspension Leg Driveshaft Brake Caliper Right O/S is an original drivetrain and braking system component designed for installation on the rear right side of the vehicle. This OEM solution allows you to maintain factory handling characteristics, stability, and predictable vehicle behavior in demanding road conditions. A used component of this class is a sensible choice for professional repairs when you want to ensure consistency with the original Land Rover design.

Specifications and technical data

• SKU: K8D2-4K138-AC
• Mark: Land Rover
• Condition: Used
• OEM Part Number: K8D2-4K138-AC
• Substitutable numbers: LR133241, K8D2-4K138-AC, K8D24K138AC, LR137507, LK72-5B530-AB, LK725B530AB, LR137509, LK72-5B672-AB, LK725B672AB, LR114564, LK722-A315-AB, LK722A315AB, LR113711, GX73-2552-AB, GX732552AB, LR162688, K8D24K138AE, K8D2-4K138-AE
• Location on the vehicle: Rear, Right
• Category: Suspension Component Replacement Kits

Technical characteristics and purpose

The presented element combines functions related to vibration damping, power transmission, and braking system operation on the right side of the rear axle. The vehicle placement is precisely defined as rear – right side, which facilitates unambiguous part selection during service. By maintaining factory geometry and parameters, the component works with other suspension and drivetrain elements in a predictable and repeatable manner. The original Land Rover solution ensures proper torque transmission to the wheel, stable cornering, and correct interaction with the braking system. This is particularly important in vehicles with increased weight and off-road capabilities, where the loads acting on the rear axle are significantly higher than in standard passenger cars.

Benefits of using an original Land Rover component

Using an original component in the Land Rover Discovery L550 translates into a number of practical benefits in daily operation:

• maintaining the factory operating characteristics of the drivetrain and braking system on the rear right axle,
• consistency with other suspension and drivetrain elements,
• stable vehicle handling at higher speeds and under load,
• proper interaction with safety systems, such as traction control or electronic stability control systems. A used OEM element allows for reduced repair costs while maintaining factory-quality fitment. This is especially important for premium class vehicles, where precision of workmanship and compliance with the manufacturer's design have a direct impact on comfort and driving safety.

Application in the drivetrain and braking system

The component operates in a critical area of the rear axle, where the functions of power transmission, vibration damping, and effective braking converge. A correctly selected and installed element helps maintain:

• even transmission of driving force to the right rear wheel,
• vehicle stability during acceleration and braking,
• proper interaction with the rear brake caliper on the right side,
• appropriate suspension performance in terms of bump absorption. As a result, the driver receives predictable vehicle reactions both on asphalt and in light terrain, and the drivetrain retains its durability under typical loads for the Land Rover Discovery L550.

Selection, compatibility, and replacement numbers

The element belongs to the Drive shafts category, which emphasizes its connection to the drivetrain system. The part has a dedicated OEM number and a set of interchangeable numbers that facilitate compatibility verification with a specific equipment version and vehicle year. When selecting, it is worth using the manufacturer's markings and information from service documentation to ensure full compliance with the factory vehicle configuration. If you are planning a comprehensive repair or upgrade of the drivetrain zone in your Land Rover and need other elements from the same group, such as half-shafts, joints, or torque transmission components, check the available parts in the Land Rover Drive shafts category.

Condition, verification, and technical support

The offered component is in used condition, which allows for economical repair while maintaining the original Land Rover construction. Before installation, a standard workshop inspection is recommended, including an assessment of play, tightness, and general wear, in accordance with service procedures for the rear axle. If symptoms such as noise, vibrations, or uneven operation of the rear axle appear during drivetrain diagnostics, it is worth reading the guide: Humming differential? Find out why a used OEM drive axle is a better investment than an uncertain replacement. The article helps to understand why using original, used components in the drivetrain is often more cost-effective and safer than installing random replacements.