Moog RK621355 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Reliable Suspension Control Arm and Ball Joint Assembly

The Moog RK621355 Suspension Control Arm and Ball Joint Assembly is engineered for durability and precise fitment. Designed specifically for Chevrolet, GMC, and Hummer heavy-duty trucks and SUVs, this assembly ensures stable handling and improved suspension performance.

• Pre-greased for immediate use and extended service life
• Includes grease fitting for easy maintenance
• Comes with rubber bushings to reduce vibration and noise
• Forged steel control arm for enhanced strength and durability
• Press-in ball joint with threaded stud for secure mounting
• Mounting hardware included for straightforward installation
• Compatible with Chevrolet Avalanche 2500, GMC Sierra HD series, Hummer H2, and more

Durable Construction and Precise Fitment

This Moog suspension control arm assembly features a forged steel control arm finished in black for corrosion resistance and long-term durability. The included rubber bushings help absorb road shocks and reduce noise, contributing to a smoother ride. The ball joint is press-in mounted with a threaded stud, providing a secure and reliable connection to the vehicle’s suspension system. Pre-greased components and included grease fittings simplify maintenance, helping to extend the life of the assembly.

Compatible Vehicles and Applications

This control arm and ball joint assembly is compatible with a range of Chevrolet, GMC, and Hummer models, including Avalanche 2500, H2, Sierra 1500 HD, Sierra 2500 HD, Sierra 3500 HD, Silverado 1500 HD, Silverado 2500 HD, Silverado 3500 HD, Suburban 2500, and Yukon XL 2500. It is designed to meet the specific suspension requirements of these heavy-duty trucks and SUVs, ensuring proper fit and function.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing excessive play
• Ball joint wear leading to steering instability or noise
• Corroded or weakened control arm compromising suspension integrity
• Difficulty maintaining proper wheel alignment
• Vibration or uneven tire wear due to suspension component failure

Installation Notes and Tips

Installation of the Moog RK621355 assembly requires basic suspension tools and mechanical knowledge. The assembly comes pre-greased and includes all necessary mounting hardware and grease fittings. It is recommended to inspect related suspension components during installation and perform a wheel alignment afterward to ensure optimal handling and tire wear.

Quality Assurance and Warranty

Moog suspension components are manufactured to meet or exceed OEM specifications. The RK621355 assembly undergoes rigorous testing to ensure durability and performance. Moog typically offers a limited warranty on suspension parts; please refer to official Moog documentation for specific warranty details.