Moog RK621564 Suspension Control Arm and Ball Joint Assembly - Front Left Upper

Moog Suspension Control Arm and Ball Joint Assembly Overview

The Moog RK621564 suspension control arm and ball joint assembly is designed specifically for Dodge Liberty and Jeep Nitro models. This pre-greased, forged steel control arm ensures reliable suspension performance and durability for your vehicle's front suspension system.

• Pre-greased for immediate installation
• Includes rubber bushings for vibration dampening
• Forged steel control arm for strength and durability
• Press-in ball joint with threaded stud type
• Mounting hardware included for a complete replacement
• Black finish for corrosion resistance

Detailed Product Description

The Moog RK621564 control arm and ball joint assembly is engineered to meet the specific suspension needs of Dodge Liberty and Jeep Nitro vehicles. Constructed from forged steel, this control arm provides enhanced strength and resistance to wear. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings are included to reduce noise and absorb road vibrations, improving ride quality. The ball joint features a press-in mounting type with a threaded stud, ensuring a secure fit and reliable steering response. The black finish offers protection against corrosion, extending the lifespan of the component.

Compatible Vehicles and Applications

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

• Dodge Liberty
• Jeep Nitro

It is designed to replace worn or damaged control arms and ball joints, restoring proper suspension geometry and vehicle handling.

Common Suspension Issues Addressed

• Excessive play or looseness in the front suspension
• Uneven tire wear caused by faulty control arms
• Clunking noises during acceleration or braking
• Poor steering response or alignment problems
• Vibration or harshness from worn bushings

Installation Notes and Tips

Installation of the Moog RK621564 control arm and ball joint assembly requires basic suspension knowledge and tools. Since the part comes pre-greased and includes mounting hardware, it simplifies the replacement process. Ensure the vehicle is securely lifted and supported before beginning work. It is recommended to have a professional alignment performed after installation to maintain proper suspension geometry and tire wear.

Quality Assurance and Warranty

Moog parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The RK621564 control arm and ball joint assembly undergoes rigorous testing to ensure quality. While specific warranty details may vary, Moog typically offers a limited warranty covering defects in materials and workmanship.