Dorman 520-288 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-288 suspension control arm and ball joint assembly is engineered for reliable performance in Ford, Lincoln, and Mercury vehicles. Designed specifically for models like the Aviator, Explorer, and Mountaineer, 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 replacement
• Steel construction with casting/forged control arm for strength and durability
• Press-in ball joint with threaded stud for secure mounting
• Compatible with Ford Aviator, Explorer, and Mercury Mountaineer models

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 520-288) features a light suspension grade type suitable for regular driving conditions. The control arm is made from durable steel with a black finish, measuring a maximum length of 237 mm and a width of 288.5 mm. It includes one mounting hole with a diameter of 12.3 mm, and the ball joint is installed and ready to use. The rubber bushings help absorb road vibrations, while the included mounting hardware simplifies installation. The ball joint uses a press-in mounting type with a 14 mm threaded stud, ensuring a secure fit.

Compatible Vehicles and Applications

This assembly is compatible with the following vehicles:

• Ford Aviator
• Ford Explorer
• Mercury Mountaineer
• Lincoln models within the same platform

It is designed to replace worn or damaged suspension components, restoring proper alignment and handling characteristics.

Common Issues Addressed by This Assembly

• Excessive suspension noise or clunking
• Uneven tire wear due to misalignment
• Loose or unstable steering feel
• Vibration or shaking during driving
• Worn or damaged control arm bushings and ball joints

Installation Notes and Tips

The Dorman 520-288 control arm and ball joint assembly comes pre-greased and includes all necessary mounting hardware, allowing for straightforward installation. Since the ball joint is press-in type with a threaded stud, proper tools are recommended for removal and installation to avoid damage. Ensure the vehicle is properly supported and aligned after installation to maintain suspension performance and safety.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. This 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.