Dorman 522-553 Suspension Control Arm and Ball Joint Assembly - Front Left Upper

Reliable Suspension Control Arm and Ball Joint Assembly

The Dorman 522-553 suspension control arm and ball joint assembly is designed specifically for Infiniti M35 and M45 models. This pre-greased, aluminum control arm offers a durable and precise fit to maintain your vehicle's suspension performance.

• Pre-greased for immediate installation
• Includes rubber bushings and mounting hardware
• Aluminum casting/forged control arm construction
• Press-in ball joint with pinch stud type installed
• Compatible with Infiniti M35 and M45 suspension systems

Durable Construction and Design Features

The Dorman 522-553 control arm assembly features a lightweight aluminum control arm with a black finish, engineered for regular grade suspension use. It includes rubber bushings to absorb road vibrations and a press-in ball joint with a 14mm thread diameter, ensuring secure and stable mounting. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. With one mounting hole measuring 12.3 mm in diameter, and included mounting hardware, this control arm is ready for a straightforward replacement on Infiniti M35 and M45 vehicles.

Compatible Infiniti Models and Part Number Details

This suspension control arm and ball joint assembly is compatible with Infiniti M35 and M45 models, providing a direct replacement for worn or damaged components. The part number 522-553 ensures you receive the correct fitment and specifications for these vehicles, maintaining suspension integrity and handling characteristics.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Loose or failing ball joints leading to uneven tire wear
• Suspension noise due to degraded components
• Reduced vehicle handling and alignment problems
• Corrosion or fatigue in original control arm assembly

Installation Notes and Tips

Installation of the Dorman 522-553 control arm assembly requires basic suspension knowledge and tools. Since the ball joint is pre-installed and the control arm is pre-greased, the process is simplified. Ensure the vehicle is securely lifted and supported before removal of the old control arm. Torque all mounting hardware to manufacturer specifications. Alignment check and adjustment after installation is recommended to maintain proper handling.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. The 522-553 control arm and ball joint assembly undergoes rigorous quality control to ensure durability and fitment accuracy. This product includes a limited warranty against defects in materials and workmanship, providing confidence in your replacement part.