Dorman 521-064 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Durable Suspension Control Arm and Ball Joint Assembly for Jeep

The Dorman 521-064 suspension control arm and ball joint assembly is engineered for reliable performance in Jeep Commander and Grand Cherokee models. Designed with pre-greased components and included bushings, this assembly ensures smooth suspension operation and long-lasting durability.

• Pre-greased for immediate use and reduced maintenance
• Includes rubber bushings for effective vibration dampening
• Steel control arm with casting/forged construction for strength
• Ball joint installed with threaded stud for secure mounting
• Mounting hardware included for straightforward installation
• Compatible with Jeep Commander and Grand Cherokee vehicles

Technical Details and Construction

This Dorman suspension control arm and ball joint assembly (part number 521-064) features a light suspension grade type suitable for regular driving conditions. The control arm is made from durable steel with a black finish, measuring up to 288.5 mm in width and 237 mm in length. The assembly includes a press-in ball joint with a 14 mm threaded stud and a 12.3 mm mounting hole diameter, ensuring a precise fit. Rubber bushings are included to reduce noise and absorb road shocks, enhancing ride comfort. The control arm type is casting/forged, providing a balance of strength and flexibility.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is specifically designed for Jeep Commander and Jeep Grand Cherokee models. It addresses common suspension issues such as worn bushings, ball joint play, and control arm damage, helping to restore proper steering and suspension alignment.

• Eliminates excessive suspension noise caused by worn bushings
• Resolves steering instability due to ball joint wear
• Corrects uneven tire wear from faulty control arm components
• Improves vehicle handling and ride quality
• Prevents suspension misalignment and related drivability problems

Installation Notes and Tips

The Dorman 521-064 assembly comes with all necessary mounting hardware for a complete replacement. Since the ball joint is pre-installed and pre-greased, installation time is reduced. It is important to verify the mounting hole diameter and control arm dimensions to ensure compatibility with your Jeep Commander or Grand Cherokee. Professional installation is recommended to maintain suspension geometry and safety.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. This suspension control arm and ball joint assembly undergoes rigorous quality control to ensure fit and function. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship.