Dorman 520-105 Suspension Control Arm and Ball Joint Assembly - Front Left Upper or Front Right Upper

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-105 suspension control arm and ball joint assembly is engineered for reliable performance in Ford and Mercury vehicles. Designed specifically for models like the Mustang, Cougar, Capri, Montego, and Villager, this assembly ensures proper suspension function and vehicle stability.

• Pre-greased for immediate installation and smooth operation
• Includes rubber bushings and mounting hardware for a complete setup
• Steel construction with casting/forged control arm for strength and durability
• Bolt-in ball joint with threaded stud for secure mounting
• Compatible with light suspension grade applications

Product Features and Specifications

The Dorman 520-105 control arm and ball joint assembly features a black steel control arm with a maximum width of 288.5 mm and length of 237 mm. It comes pre-greased and includes rubber bushings to reduce vibration and noise. The ball joint is installed and ready to use, featuring a threaded stud with a 14 mm thread diameter and a bolt-in mounting type. This assembly is designed for light suspension grade use and includes one mounting hole with a diameter of 12.3 mm. Mounting hardware is included to facilitate installation.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is compatible with select Ford and Mercury models, including the Ford Mustang, Mercury Cougar, Ford Capri, Mercury Montego, and Mercury Villager. The part number 520-105 ensures the correct fitment for these vehicles, providing a direct replacement for worn or damaged suspension components.

Common Issues Addressed by This Assembly

• Worn or damaged control arm bushings causing suspension noise or looseness
• Faulty ball joints leading to steering instability or uneven tire wear
• Corroded or bent control arms affecting wheel alignment and handling
• Vibration and harshness due to deteriorated suspension components
• Loose or missing mounting hardware compromising suspension integrity

Installation Notes and Tips

Installation of the Dorman 520-105 assembly requires basic suspension knowledge and tools. Since the control arm comes pre-greased and includes bushings and mounting hardware, it simplifies the replacement process. Ensure the vehicle is securely lifted and supported before removing the old control arm. Torque all bolts to manufacturer specifications and verify proper alignment after installation.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. The 520-105 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and fitment accuracy. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship.