Dorman 520-163 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Reliable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-163 suspension control arm and ball joint assembly is engineered for precise fitment on Chevrolet Aura, Pontiac G6, and Saturn Malibu models. Designed with durability and performance in mind, this assembly ensures stable handling and improved suspension response.

• Pre-greased for immediate installation and reduced maintenance
• Includes rubber bushings for effective vibration dampening
• Constructed from forged aluminum for strength and corrosion resistance
• Ball joint installed with a press-in mounting type and pinch stud
• Mounting hardware included for a complete replacement solution

Durable Construction and Design Features

This suspension control arm and ball joint assembly (part number 520-163) features a casting/forged aluminum control arm finished in black for corrosion protection. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings are included to absorb road shocks and reduce noise, contributing to a smoother ride. The ball joint is press-in mounted with a pinch stud type, ensuring secure attachment and reliable steering control. With one mounting hole measuring 12.3 mm in diameter, the control arm measures up to 288.5 mm in width and 237 mm in length, matching OEM specifications for Chevrolet Aura, Pontiac G6, and Saturn Malibu vehicles.

Compatible Vehicles and Applications

This Dorman suspension control arm and ball joint assembly is compatible with the following vehicles:

• Chevrolet Aura
• Pontiac G6
• Saturn Malibu

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

Common Suspension Issues Addressed

• Excessive play or looseness in the control arm or ball joint
• Unusual noises such as clunking or squeaking during driving
• Uneven tire wear caused by misalignment
• Poor steering response or wandering
• Vibration or instability over bumps and rough roads

Installation Notes and Tips

The Dorman 520-163 assembly comes pre-greased and includes mounting hardware, simplifying installation. Ensure the vehicle is securely lifted and supported before removal of the old control arm. Use appropriate tools to press out the old ball joint if necessary. Verify torque specifications for mounting bolts and inspect related suspension components during installation. Since this assembly is not adjustable, alignment should be checked and corrected after installation.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. The 520-163 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and fitment accuracy. This product includes a limited warranty covering defects in materials and workmanship, providing confidence in its long-term performance.