Moog RK621123 Suspension Control Arm and Ball Joint Assembly - Front Left Upper Rearward

Overview of Moog RK621123 Suspension Control Arm

The Moog RK621123 Suspension Control Arm and Ball Joint Assembly is engineered for precision and durability, designed specifically for select Audi and Porsche models. This pre-greased, forged aluminum control arm ensures reliable suspension performance and improved handling for vehicles like the Audi A4 allroad and Porsche Macan.

• Pre-greased for immediate use and reduced maintenance
• Forged aluminum control arm for strength and lightweight performance
• Includes rubber bushings for vibration dampening
• Press-in ball joint with pinch stud type for secure fitment
• Mounting hardware included for straightforward installation
• Compatible with multiple Audi and Porsche models including A5 Quattro and Q5
• Control arm length of 9.270 inches for precise fit
• Gray finish for corrosion resistance and durability

Detailed Product Description

The Moog RK621123 combines a forged aluminum control arm with integrated rubber bushings to provide a balance of strength and flexibility. The pre-greased ball joint, mounted with a press-in design and pinch stud, reduces initial wear and ensures a secure connection to the suspension system. This assembly is designed to meet the exact specifications required by Audi and Porsche vehicles such as the A6 Quattro and RS7, maintaining factory suspension geometry and ride quality. The gray control arm finish offers resistance to corrosion, extending the service life of the component.

Applications and Problem Solving

• Restores proper suspension alignment and handling on Audi A5 and Porsche Macan models
• Replaces worn or damaged control arms causing uneven tire wear or steering issues
• Eliminates noise and vibration from deteriorated bushings in vehicles like the Audi S6 and Q5
• Addresses ball joint wear that can lead to loose or unstable steering
• Improves suspension response and ride comfort on the Audi A7 Quattro and Porsche RS7

Installation Notes and Tips

Installation of the Moog RK621123 control arm requires standard suspension tools and mechanical knowledge. Since the ball joint is press-in type with a pinch stud, proper pressing equipment is recommended to avoid damage. The assembly comes pre-greased, so additional lubrication is not necessary. Verify compatibility with your specific Audi or Porsche model before installation to ensure correct fitment.

Quality Assurance and Warranty

Moog parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The RK621123 control arm assembly undergoes rigorous quality control testing. While specific warranty details are not provided here, Moog typically offers a limited warranty covering defects in materials and workmanship.