Dorman 527-336 Suspension Control Arm - Rear Upper

Dorman 527-336 Rear Upper Control Arm

Dorman 527-336 is a suspension control arm built as a direct replacement for the original equipment on select Land Rover applications. It is engineered with a steel casting/forged construction, powder-coated finish, and rubber bushings to support rear suspension location and alignment on the Defender, Discovery, Range Rover, and Range Rover Sport.

Key Features

• Direct replacement suspension control arm for rear upper position
• Steel construction with casting/forged design for OE-style fit and function
• Powder-coated black finish for added surface protection
• Rubber bushings included for suspension articulation and isolation
• Bolt-in ball joint mounting type
• Standard replacement grade for select Land Rover rear suspension applications
• Part number 527-336 for catalog and service reference

Detailed Description

This Dorman suspension control arm is built to replace the original rear upper arm on specific Land Rover vehicles, including the 2020-2024 Land Rover Defender 110, 2023-2024 Land Rover Defender 130, 2021-2024 Land Rover Defender 90, 2017-2024 Land Rover Discovery, 2013-2022 Land Rover Range Rover, and 2014-2022 Land Rover Range Rover Sport. The steel body, bent shape, and powder-coated finish are selected to match the demands of rear suspension service while maintaining OE-style geometry. Dorman 527-336 is a practical choice when replacing worn rear upper control arms on Land Rover Defender, Discovery, Range Rover, and Range Rover Sport models.

This part cross-references MOOG Chassis Products RK642955 for the same application.

What It Helps Address

• Rear suspension looseness or instability
• Clunking or knocking from worn control arm bushings
• Uneven tire wear caused by suspension geometry issues
• Excessive rear-end movement over bumps and road joints
• Alignment problems related to a worn rear upper arm

Installation Notes and Tips

Verify rear upper fitment before installation, as this part is listed for specific Land Rover Defender, Discovery, Range Rover, and Range Rover Sport applications. The control arm includes bushings, but ball joint installation is not included. Mounting hardware is not included. After installation, a professional wheel alignment is recommended to confirm rear suspension geometry.

Quality Assurance

Dorman states this control arm is precision-engineered and rigorously tested as a replacement for the original equipment on the listed vehicles. The part is built to standard replacement specifications for service use on compatible Land Rover rear suspension applications.