Dorman 520-390 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 520-390 suspension control arm and ball joint assembly is designed specifically for Ford Mustang models. This pre-greased, steel control arm assembly offers a reliable replacement solution for light suspension grade applications, ensuring proper vehicle handling and suspension performance.

• Pre-greased for immediate use
• Includes rubber bushings for vibration dampening
• Steel construction with casting/forged control arm type
• Press-in ball joint with pinch stud type installed
• Mounting hardware included for straightforward installation
• Compatible with Ford Mustang suspension systems

Detailed Product Description

The Dorman 520-390 control arm and ball joint assembly features a durable steel control arm with a black finish, measuring up to 288.5 mm in width and 237 mm in length. The assembly includes rubber bushings that help absorb road shocks and reduce noise, contributing to a smoother ride. The ball joint is press-in mounted with a pinch stud type and a 14 mm thread diameter, pre-installed and ready for installation. This assembly is designed for light suspension grade use, making it suitable for regular driving conditions on Ford Mustang vehicles. The single mounting hole with a 12.3 mm diameter ensures proper fitment and secure attachment.

Common Applications and Problem Resolution

• Replacement for worn or damaged suspension control arms on Ford Mustang
• Addresses issues with uneven tire wear due to faulty control arms
• Resolves clunking or knocking noises from suspension components
• Improves steering stability and alignment problems
• Restores proper suspension geometry for safer handling

Installation Notes and Tips

Installation of the Dorman 520-390 control arm and ball joint assembly requires basic suspension knowledge and tools. Since the ball joint is pre-installed and the control arm is pre-greased, the assembly is ready for immediate installation. Ensure the mounting hole aligns correctly with the vehicle’s frame and suspension points. Torque specifications should be followed according to Ford Mustang manufacturer guidelines. It is recommended to have a professional alignment performed after installation to maintain optimal handling and tire wear.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 520-390 suspension control arm and ball joint assembly undergoes rigorous quality control to ensure durability and performance. While specific warranty details are not provided here, Dorman typically offers limited warranties on their suspension components. Refer to official Dorman documentation for exact warranty terms.