Dorman 520-240 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-240 suspension control arm and ball joint assembly is engineered for reliable performance in Ford and Mazda trucks. Designed specifically for models like the Ford Ranger and Mazda B2300, 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 pinch stud type, installed and ready to use
• Compatible with Ford B2300, B2500, B3000, B4000, and Ranger models

Product Features and Specifications

This suspension control arm and ball joint assembly from Dorman is built with a light suspension grade type, suitable for regular driving conditions. The control arm measures up to 288.5 mm in width and 237 mm in length, finished in black for corrosion resistance. It includes one mounting hole with a diameter of 12.3 mm, and the ball joint features a 14 mm thread diameter. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings are included to absorb vibrations and reduce noise, enhancing ride comfort.

Compatible Vehicles and Applications

This part number 520-240 is compatible with several Ford and Mazda truck models, including the Ford Ranger and Mazda B2300, B2500, B3000, and B4000. It is designed to replace worn or damaged suspension control arms and ball joints, restoring proper suspension geometry and handling characteristics.

Common Issues Addressed by This Assembly

• Excessive suspension noise or clunking during driving
• Uneven tire wear caused by misaligned suspension components
• Loose or unstable steering feel due to worn ball joints
• Vibration or harshness from deteriorated bushings
• Reduced vehicle handling and control on rough roads

Installation Notes and Tips

The Dorman 520-240 control arm and ball joint assembly comes pre-greased and includes all necessary mounting hardware, simplifying installation. The ball joint is press-in type with a pinch stud, so proper tools are recommended for removal and installation. Ensure the mounting hole aligns correctly with the vehicle’s frame, and torque all fasteners to manufacturer specifications. This assembly is not adjustable, so precise fitment is critical for optimal suspension performance.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards, using durable steel and rubber materials for long-lasting service. This assembly is designed for regular grade suspension applications and includes pre-installed ball joints for convenience. While specific warranty details are not provided, Dorman parts typically come with a limited warranty covering defects in materials and workmanship.