Moog RK620159 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Overview of Moog RK620159 Suspension Control Arm Assembly

The Moog RK620159 Suspension Control Arm and Ball Joint Assembly is designed for reliable suspension performance on select Buick, Chevrolet, and Pontiac models. This pre-greased, stamped steel control arm assembly includes all necessary components for a straightforward replacement on 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

Detailed Product Description

The Moog RK620159 control arm assembly features a durable stamped steel construction finished in black to resist corrosion. It comes pre-greased and includes a grease fitting, allowing for convenient lubrication and extended service life. The assembly includes rubber bushings that help absorb road vibrations and reduce noise, improving ride quality. The ball joint is designed with a bolt-in mounting type and a threaded stud for secure installation. Mounting hardware is included to simplify the replacement process. This control arm assembly is engineered specifically for suspension systems on Buick, Chevrolet, and Pontiac full-size models such as the Bel Air, Bonneville, Caprice, Commercial Chassis, Impala, LeSabre, and Roadmaster.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Loose or failing ball joints leading to uneven tire wear
• Excessive suspension noise or vibration
• Difficulty maintaining proper wheel alignment
• Corroded or weakened control arm structure

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before removal
• Use the included mounting hardware for proper fitment
• Lubricate the grease fitting after installation to maintain ball joint performance
• Check alignment after installation to ensure proper handling
• Refer to vehicle-specific service manual for torque specifications

Quality Assurance and Warranty

Moog suspension components are manufactured to meet or exceed OEM standards. The RK620159 control arm assembly undergoes rigorous testing to ensure durability and performance. This part includes a limited warranty against defects in materials and workmanship, providing confidence in its long-term reliability for Buick, Chevrolet, and Pontiac suspension repairs.