Dorman 520-460 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Durable Suspension Control Arm and Ball Joint Assembly for Lexus LS400

The Dorman 520-460 suspension control arm and ball joint assembly is engineered to restore precise handling and suspension performance for your Lexus LS400. Designed with quality materials and pre-greased components, this assembly ensures reliable operation and long service life.

• Pre-greased control arm and ball joint for immediate installation
• Includes rubber bushings and mounting hardware for a complete replacement
• Iron casting/forged control arm construction for strength and durability
• Press-in ball joint with threaded stud for secure mounting
• Compatible specifically with Lexus LS400 suspension systems

Product Features and Specifications

This Dorman suspension control arm and ball joint assembly (part number 520-460) is designed with a light suspension grade type suitable for regular driving conditions. The control arm is made from iron with a black finish, measuring a maximum length of 237 mm and a width of 288.5 mm. It includes one mounting hole with a diameter of 12.3 mm, and the ball joint features a 14 mm threaded stud for secure attachment. Rubber bushings are included to reduce vibration and noise, and the ball joint is pre-installed and pre-greased, eliminating the need for additional lubrication during installation. Mounting hardware is also provided to facilitate a straightforward replacement process.

Compatible Vehicles and Application

This assembly is compatible with the Lexus LS400 model, providing a direct fit replacement for the original suspension control arm and ball joint. Using the Dorman 520-460 ensures proper suspension geometry and handling characteristics are maintained, which is critical for vehicle safety and ride quality.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Loose or failing ball joints leading to uneven tire wear
• Suspension noise or clunking during driving
• Misalignment issues affecting vehicle handling
• Corrosion or fatigue in original control arm components

Installation Notes and Tips

Installation of the Dorman 520-460 control arm and ball joint assembly requires basic suspension repair tools. Since the ball joint is pre-installed and pre-greased, no additional lubrication is necessary. Ensure all mounting hardware is torqued to manufacturer specifications. It is recommended to have a professional alignment performed after installation to maintain proper suspension geometry and tire wear.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. The 520-460 assembly undergoes rigorous quality control to ensure durability and fitment accuracy. This product comes with a limited warranty covering defects in materials and workmanship, providing confidence in its long-term performance for your Lexus LS400.