Dorman 521-072 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 521-072 suspension control arm and ball joint assembly is designed specifically for Lexus LS430 models. This assembly combines a durable aluminum control arm with a pre-installed ball joint, providing a reliable replacement part engineered for light suspension grade applications.

• Pre-greased ball joint for immediate use
• Includes rubber bushings and mounting hardware
• Aluminum control arm with casting/forged construction
• Press-in ball joint with pinch stud type
• Compatible with Lexus LS430 suspension systems

Detailed Product Features and Specifications

This Dorman suspension control arm and ball joint assembly (part number 521-072) features a black aluminum control arm measuring up to 288.5 mm in width and 237 mm in length. The assembly includes a single mounting hole with a diameter of 12.3 mm, designed for a secure fit. The ball joint is installed and pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings are included to help absorb road vibrations and maintain suspension integrity. The ball joint mounting type is press-in, with a pinch stud and a thread diameter of 14 mm, ensuring compatibility with the Lexus LS430's suspension components. Mounting hardware is also provided for a complete installation.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is compatible with the Lexus LS430, providing a direct replacement for worn or damaged suspension components. It is intended for light suspension grade use, suitable for regular driving conditions and maintaining factory suspension performance.

• Replaces worn or damaged control arms and ball joints
• Addresses suspension noise and looseness
• Improves steering stability and alignment
• Reduces uneven tire wear caused by faulty suspension parts
• Restores proper suspension geometry for Lexus LS430

Installation Notes and Tips

Installation of the Dorman 521-072 control arm and ball joint assembly requires basic suspension knowledge and tools. Since the ball joint is pre-installed and pre-greased, no additional lubrication is necessary. Ensure the mounting hole aligns correctly with the vehicle’s frame and torque all mounting hardware 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 Information

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable fit and function. This control arm and ball joint assembly undergoes quality checks to ensure durability and performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship. Refer to Dorman’s official warranty policy for complete information.