Moog RK620158 Suspension Control Arm and Ball Joint Assembly - Front Left Upper

Reliable Suspension Control Arm and Ball Joint Assembly

The Moog RK620158 suspension control arm and ball joint assembly is designed for precise fitment on select Buick, Chevrolet, and Pontiac models. This pre-greased, bolt-in assembly ensures a straightforward installation and dependable performance for vehicles like the Chevrolet Impala and Pontiac Bonneville.

• Pre-greased for immediate use
• Includes grease fitting for easy maintenance
• Comes with rubber bushings and mounting hardware
• Stamped steel control arm with black finish
• Bolt-in ball joint with threaded stud
• Compatible with Buick LeSabre, Chevrolet Caprice, and Pontiac Roadmaster

Durable Construction and Design Features

The RK620158 control arm assembly features a stamped steel control arm finished in black for corrosion resistance and durability. The included rubber bushings help absorb road vibrations, improving ride quality. The ball joint is mounted using a bolt-in design with a threaded stud, allowing for secure attachment and reliable steering response. This assembly is pre-greased and includes a grease fitting, enabling easy lubrication to extend component life. Mounting hardware is also provided to simplify installation.

Compatible Vehicles and Applications

This Moog suspension control arm and ball joint assembly is compatible with a range of classic and full-size vehicles, including Buick Bel Air, Chevrolet Commercial Chassis, and Pontiac Bonneville. It is specifically designed to meet the suspension needs of these models, ensuring proper alignment and handling characteristics.

• Replaces worn or damaged control arms and ball joints
• Addresses steering looseness and uneven tire wear
• Corrects suspension noise and vibrations
• Improves vehicle stability and handling
• Restores proper suspension geometry

Installation Notes and Tips

Installation of the Moog RK620158 assembly requires basic suspension tools and mechanical knowledge. The pre-greased components and included hardware reduce installation time. Ensure the vehicle is securely lifted and supported before beginning work. After installation, check alignment and torque specifications according to manufacturer guidelines.

Quality Assurance and Warranty

Moog parts are engineered to meet or exceed OEM standards. The RK620158 assembly undergoes rigorous testing to ensure durability and performance. This product includes a limited warranty covering defects in materials and workmanship, providing confidence in its long-term reliability.