Moog RK621676 Suspension Control Arm and Ball Joint Assembly - Front Left Upper

Moog Suspension Control Arm and Ball Joint Assembly Overview

The Moog RK621676 suspension control arm and ball joint assembly is engineered for reliable performance on Hummer H3 and H3T models. Designed with durability and precision in mind, this pre-greased control arm assembly ensures smooth suspension operation and improved vehicle handling.

• Pre-greased for immediate use
• Includes rubber bushings for vibration dampening
• Forged aluminum control arm for strength and reduced weight
• Press-in ball joint with pinch-type stud for secure fitment
• Mounting hardware included for straightforward installation
• Compatible with Hummer H3 and H3T suspension systems
• Control arm length: 12.670 inches, color: gray

Detailed Product Description

The Moog RK621676 suspension control arm and ball joint assembly is specifically designed to meet the suspension requirements of Hummer H3 and H3T vehicles. Constructed from forged aluminum, the control arm offers a balance of strength and lightweight performance, contributing to improved suspension response and vehicle stability. The assembly comes pre-greased, eliminating the need for initial lubrication and reducing maintenance time. Rubber bushings are included to absorb road vibrations and reduce noise, enhancing ride comfort. The ball joint features a press-in mounting type with a pinch stud, ensuring a secure and reliable connection to the suspension system. This assembly is finished in gray and includes all necessary mounting hardware for a complete replacement.

Common Applications and Problem Resolution

• Replaces worn or damaged suspension control arms on Hummer H3 and H3T
• Addresses excessive suspension noise or vibration caused by deteriorated bushings
• Corrects loose or unstable steering linked to faulty ball joints
• Improves suspension alignment and handling performance
• Restores proper suspension geometry after collision or off-road damage

Installation Notes and Tips

Installation of the Moog RK621676 control arm assembly requires basic suspension knowledge and tools. Since the part comes pre-greased and includes mounting hardware, preparation time is minimized. It is recommended to inspect related suspension components during installation and replace any worn parts to ensure optimal performance. Proper torque specifications should be followed when securing the control arm and ball joint to the vehicle. Alignment should be checked and adjusted after installation to maintain correct handling characteristics.

Quality Assurance and Warranty

Moog suspension components are manufactured to meet or exceed OEM standards, ensuring reliable fit and function for Hummer H3 and H3T vehicles. The RK621676 control arm and ball joint assembly undergoes rigorous quality control testing to provide consistent performance. While specific warranty details may vary, Moog typically offers a limited warranty against defects in materials and workmanship, supporting long-term durability and customer confidence.