Moog RK620667 Suspension Control Arm and Ball Joint Assembly - Rear Right Upper

Moog Suspension Control Arm and Ball Joint Assembly Overview

The Moog RK620667 suspension control arm and ball joint assembly is engineered for reliable performance in Ford, Lincoln, and Mercury vehicles. Designed specifically for models like the Aviator, Explorer, and Mountaineer, this assembly ensures precise suspension control and durability.

• Pre-greased for immediate installation and smooth operation
• Includes rubber bushings and mounting hardware for a complete replacement
• Forged aluminum control arm offers strength and corrosion resistance
• Press-in ball joint with threaded stud for secure fitment
• Gray finish control arm with a maximum length of 14.840 inches

Detailed Product Features and Specifications

The Moog RK620667 control arm assembly features a forged aluminum construction that balances strength and weight, enhancing suspension responsiveness. The included rubber bushings help absorb road vibrations, improving ride comfort. This assembly comes pre-greased, eliminating the need for additional lubrication during installation. The ball joint is press-in mounted with a threaded stud type, providing a secure and reliable connection to the suspension system. Mounting hardware is included to facilitate a straightforward replacement process. The control arm is finished in gray and measures up to 14.840 inches in length, matching OEM specifications for proper fitment.

Compatible Vehicles and Applications

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

• Ford Aviator
• Ford Explorer
• Lincoln Aviator
• Mercury Mountaineer

Use this part number RK620667 when searching for a suspension control arm replacement for these specific models to ensure compatibility and performance.

Common Suspension Issues Addressed

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

Installation Notes and Tips

Installation of the Moog RK620667 assembly requires basic suspension knowledge and tools. Since the part comes pre-greased and includes mounting hardware, preparation time is reduced. Ensure the vehicle is securely lifted and supported before removal of the old control arm. Verify that the ball joint is properly pressed in and the threaded stud is tightened to manufacturer torque specifications. After installation, a professional wheel alignment is recommended to maintain optimal handling and tire wear.

Quality Assurance and Warranty Information

Moog suspension components are manufactured to meet or exceed OEM standards. The RK620667 assembly undergoes rigorous testing to ensure durability and performance under normal driving conditions. This part includes a limited warranty covering defects in materials and workmanship, providing confidence in its long-term reliability.