Moog RK90422 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Moog RK90422 Suspension Control Arm and Ball Joint Assembly Overview

The Moog RK90422 suspension control arm and ball joint assembly is engineered for reliable performance in select Chrysler and Mercedes-Benz vehicles. Designed with stamped steel and pre-greased components, this assembly ensures durability and smooth suspension operation for models like the Mercedes-Benz C36 AMG and Chrysler Crossfire.

• Pre-greased ball joint for immediate use
• Stamped steel control arm construction in black finish
• Includes rubber bushings and mounting hardware
• Press-in ball joint with threaded stud type
• Compatible with multiple Chrysler and Mercedes-Benz models

Durable Construction and Design Features

The RK90422 control arm assembly features a stamped steel control arm with a maximum length of 7.870 inches, providing a robust foundation for suspension stability. The included rubber bushings help absorb road vibrations and reduce noise, while the pre-greased ball joint eliminates the need for immediate maintenance after installation. The ball joint is press-in mounted with a threaded stud, ensuring secure attachment and reliable steering response. Finished in black, the control arm resists corrosion and maintains its structural integrity over time.

Compatible Chrysler and Mercedes-Benz Models

This Moog suspension control arm and ball joint assembly is compatible with a range of Chrysler and Mercedes-Benz vehicles, including the Chrysler Crossfire and Mercedes-Benz C36 AMG, C43 AMG, C220, C230, C280, CLK55 AMG, CLK320, CLK430, E55 AMG, E320, E420, E430, SLK32 AMG, SLK230, and SLK320. The part number RK90422 ensures proper fitment and performance for these specific models.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Ball joint wear leading to uneven tire wear or clunking noises
• Corroded or weakened control arm compromising suspension alignment
• Loose or faulty ball joint mounting affecting vehicle handling
• Vibration and noise from deteriorated suspension components

Installation Notes and Tips

Installation of the Moog RK90422 assembly requires basic suspension knowledge and tools. Since the ball joint is pre-greased and press-in mounted, no additional greasing is necessary during installation. Mounting hardware is included to facilitate a complete replacement. 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 RK90422 control arm and ball joint assembly undergoes rigorous testing to ensure durability and performance. While specific warranty details may vary, Moog typically offers a limited warranty covering defects in materials and workmanship, providing confidence in the product's reliability.