Dorman 524-503 Suspension Control Arm - Rear Left Lower

Durable Suspension Control Arm for Land Rover Vehicles

The Dorman 524-503 suspension control arm is engineered to provide reliable performance for Land Rover Discovery, LR3, LR4, and Range Rover Sport models. Constructed from stamped steel with a coated black finish, this control arm is designed to maintain suspension integrity and vehicle handling.

• Made from durable stamped steel with a protective black coating
• Includes a rubber bushing with a 14.3 mm inside diameter and 39.6 mm outside diameter
• Overall length of 262.5 mm for precise fitment
• Welded ball joint mounting type with threaded stud (ball joint not included)
• Compatible with Land Rover Discovery, LR3, LR4, and Range Rover Sport

Product Features and Specifications

This suspension control arm features a stamped steel construction that offers strength and resistance to wear. The black coated finish helps protect against corrosion, extending the part's service life. It includes a single rubber bushing designed to absorb vibrations and reduce noise, with a length of 92 mm to ensure proper suspension movement. The ball joint mounting is welded with a threaded stud type, though the ball joint itself is not included. The control arm measures 262.5 mm in overall length and uses a press-in type for the second end, ensuring secure installation.

Compatible Land Rover Models and Applications

The Dorman 524-503 suspension control arm is compatible with several Land Rover models, including the Discovery, LR3, LR4, and Range Rover Sport. This part is designed to replace worn or damaged control arms in these vehicles, restoring proper suspension geometry and handling characteristics.

Common Suspension Issues Addressed

• Excessive suspension noise or clunking
• Uneven tire wear due to misalignment
• Loose or unstable steering feel
• Vibration or harshness while driving
• Worn or damaged control arm bushings

Installation Notes and Tips

Installation of the Dorman 524-503 control arm requires removal of the old control arm and proper alignment of the new part. Since the ball joint is not included, ensure the existing ball joint is inspected and replaced if necessary. Use appropriate tools to press in the bushing end securely. It is recommended to have a professional alignment performed after installation to maintain optimal suspension performance.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit and function. The 524-503 control arm undergoes quality checks to ensure durability and reliability. While specific warranty details are not provided, Dorman typically offers limited warranties on their suspension parts to cover defects in materials and workmanship.