Moog RK621592 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Moog Suspension Control Arm and Ball Joint Assembly Overview

The Moog RK621592 suspension control arm and ball joint assembly is designed for reliable performance on Hyundai and Kia vehicles, including the Azera, Optima, and Sonata models. This pre-greased, stamped steel control arm provides a durable and maintenance-friendly solution for suspension repairs.

• Pre-greased for immediate installation and reduced maintenance
• Includes rubber bushings and mounting hardware for a complete assembly
• Bolt-in ball joint mounting with pinch-type ball joint stud for secure fitment
• Constructed from stamped steel with a black finish for corrosion resistance
• Compatible with Hyundai Azera, Kia Optima, and Hyundai Sonata models

Detailed Product Description

The Moog RK621592 control arm and ball joint assembly features a stamped steel construction that balances strength and weight, finished in black to resist corrosion. It comes pre-greased, eliminating the need for additional lubrication during installation. The assembly includes rubber bushings that help absorb road vibrations and reduce noise, enhancing ride quality. The ball joint is mounted using a bolt-in method and features a pinch-type stud, ensuring a secure and precise fit. Mounting hardware is included, providing a complete replacement part ready for installation. With a maximum control arm length of 17.820 inches, this assembly is engineered to meet the exact specifications required for Hyundai Azera, Kia Optima, and Hyundai Sonata vehicles.

Common Applications and Issues Addressed

• Restores proper suspension geometry and alignment
• Eliminates clunking or knocking noises from worn control arms or ball joints
• Improves steering response and vehicle handling
• Replaces damaged or worn bushings to reduce vibration and harshness
• Addresses uneven tire wear caused by suspension component failure

Installation Notes and Tips

• Pre-greased ball joint reduces installation time and initial maintenance
• Verify vehicle compatibility with Hyundai Azera, Kia Optima, or Hyundai Sonata before installation
• Use included mounting hardware to ensure proper fit and torque specifications
• Inspect related suspension components during installation for wear or damage
• Professional alignment is recommended after installation to maintain handling and tire wear

Quality Assurance and Warranty

Moog suspension components are manufactured to meet or exceed OEM standards, ensuring durability and reliable performance. The RK621592 control arm and ball joint assembly undergoes rigorous quality control testing. While specific warranty details vary, Moog typically offers a limited warranty covering defects in materials and workmanship. Consult product documentation or Moog directly for exact warranty terms.