Dorman 521-164 Suspension Control Arm and Ball Joint Assembly - Front Right Lower Rearward

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 521-164 suspension control arm and ball joint assembly is designed specifically for BMW X5 and X6 models. This pre-greased, iron control arm assembly offers a reliable replacement solution for light suspension grade applications, ensuring proper vehicle handling and stability.

• Pre-greased for immediate installation
• Includes rubber bushings and mounting hardware
• Press-in ball joint with threaded stud
• Constructed from durable iron with a black finish
• Compatible with BMW X5 and X6 models

Detailed Product Description

The Dorman 521-164 control arm and ball joint assembly is engineered with a casting/forged iron control arm that provides strength and durability for regular suspension use. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. It features rubber bushings to absorb road vibrations and reduce noise, enhancing ride comfort. The ball joint is press-in mounted and includes a threaded stud with a 14 mm thread diameter, ensuring secure attachment and reliable steering response. This assembly includes one mounting hole with a diameter of 12.3 mm and comes with all necessary mounting hardware for a straightforward replacement process. The control arm measures up to 288.5 mm in width and 237 mm in length, designed to fit precisely on BMW X5 and X6 vehicles.

Common Applications and Problem Resolution

• Replaces worn or damaged suspension control arms on BMW X5 and X6
• Addresses issues with loose or noisy suspension components
• Restores proper wheel alignment and steering control
• Eliminates vibration and uneven tire wear caused by faulty bushings
• Improves overall suspension stability and vehicle handling

Installation Notes and Tips

Installation of the Dorman 521-164 control arm and ball joint assembly requires basic suspension repair tools. Since the ball joint is pre-installed and the control arm is pre-greased, the assembly can be installed without additional lubrication. Ensure the mounting hardware is torqued to manufacturer specifications. It is recommended to have a professional alignment performed after installation to maintain optimal handling and tire wear.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-164 suspension control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and performance. This product includes a limited warranty covering defects in material and workmanship, providing confidence in its long-term reliability for BMW X5 and X6 suspension repairs.