Moog RK620130 Suspension Control Arm and Ball Joint Assembly - Front Right Lower Rearward

Moog Suspension Control Arm and Ball Joint Assembly Overview

The Moog RK620130 suspension control arm and ball joint assembly is engineered for precise fitment on select BMW models including the 128i, 135i, 323i, 325i, 328i, 330i, 335d, 335i, 335is, and X1. Designed with durability and performance in mind, this assembly features a forged aluminum control arm and pre-greased components to ensure smooth operation and long service life.

• Pre-greased ball joint for immediate use
• Includes rubber bushings for vibration dampening
• Forged aluminum control arm for strength and reduced weight
• Press-in ball joint mounting with threaded stud type
• Gray control arm finish with a maximum length of 11.33 inches
• Mounting hardware included for straightforward installation

Detailed Product Features and Specifications

The RK620130 control arm assembly from Moog is constructed with a forged aluminum control arm, providing a balance of strength and lightweight design to maintain vehicle handling characteristics. The assembly comes pre-greased, eliminating the need for immediate maintenance after installation. Rubber bushings are included to absorb road vibrations and reduce noise, enhancing ride comfort. The ball joint is press-in mounted with a threaded stud, ensuring secure attachment and compatibility with the specified BMW models. The control arm measures up to 11.33 inches in length and is finished in gray for corrosion resistance.

Compatible BMW Models and Applications

This suspension control arm and ball joint assembly is compatible with a range of BMW vehicles, including the 128i, 135i, 323i, 325i, 328i, 330i, 335d, 335i, 335is, and X1. It is designed to replace worn or damaged control arms and ball joints, restoring proper suspension geometry and vehicle stability.

• Corrects suspension misalignment and uneven tire wear
• Eliminates clunking or knocking noises from worn ball joints
• Improves steering response and handling precision
• Restores proper suspension travel and ride quality
• Addresses vibration and harshness caused by deteriorated bushings

Installation Notes and Tips

Installation of the Moog RK620130 control arm assembly requires basic suspension knowledge and appropriate tools. The assembly includes mounting hardware to facilitate installation. Since the ball joint is pre-greased, no additional lubrication is necessary at installation. It is recommended to have a professional alignment performed after installation to ensure optimal suspension performance and tire wear.

Quality Assurance and Warranty

Moog is known for manufacturing suspension components that meet or exceed OEM standards. The RK620130 assembly undergoes rigorous testing to ensure durability and fitment accuracy. While specific warranty details are not provided here, Moog typically offers a limited warranty covering defects in materials and workmanship. Refer to Moog’s official documentation for complete warranty information.