Dorman 520-389 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 520-389 suspension control arm and ball joint assembly is designed specifically for Ford Mustang models. This pre-greased, steel control arm assembly includes rubber bushings and a press-in ball joint, providing a reliable replacement for your vehicle's suspension system.

• Pre-greased for immediate installation
• 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 convenience
• Compatible with Ford Mustang suspension systems

Detailed Product Features and Specifications

The Dorman 520-389 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 a suspension-grade light type control arm with rubber bushings to reduce noise and absorb road shocks. The ball joint is press-in mounted with a 14 mm thread diameter pinch stud, pre-installed and ready for use. This assembly comes with one mounting hole of 12.3 mm diameter and includes all necessary mounting hardware for a straightforward replacement process. The control arm is not adjustable, designed to meet regular grade suspension requirements for the Ford Mustang.

Compatible Vehicles and Application

This suspension control arm and ball joint assembly is compatible with Ford Mustang models, providing a direct fit replacement part. The Dorman 520-389 is engineered to restore proper suspension geometry and handling characteristics for these vehicles.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing excessive play
• Faulty ball joints leading to steering instability
• Corroded or bent control arms affecting alignment
• Suspension noise due to degraded components
• Uneven tire wear from suspension misalignment

Installation Notes and Tips

Installation of the Dorman 520-389 control arm and ball joint assembly requires basic suspension repair 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 hardware is securely fastened and torque specifications are followed according to Ford Mustang service guidelines. Alignment check after installation is recommended to maintain proper handling.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. The 520-389 assembly undergoes rigorous quality control to ensure durability and performance. This product includes a limited warranty covering defects in materials and workmanship, providing confidence in your suspension repair.