Dorman 522-792 Suspension Control Arm and Ball Joint Assembly - Rear Left Upper Rearward or Rear Right Upper Rearward

Durable Suspension Control Arm and Ball Joint Assembly for Lexus GS300 and GS430

The Dorman 522-792 suspension control arm and ball joint assembly is engineered to restore precise handling and suspension performance for Lexus GS300 and GS430 models. Designed as a standard replacement part, this assembly offers a reliable solution for maintaining vehicle stability and ride comfort.

• Pre-greased for immediate installation and smooth operation
• Includes rubber bushings and mounting hardware for a complete replacement
• Threaded ball joint stud with a 14 mm thread diameter for secure fitment
• Constructed from durable steel with a black finish for corrosion resistance
• Compatible with Lexus GS300 and GS430 suspension systems

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 522-792) is built with a forged and cast steel control arm, providing strength and durability under light suspension grade conditions. The assembly includes a pressed attachment type and one mounting hole with a diameter of 12.3 mm, ensuring proper alignment and fitment. Rubber bushings are integrated to absorb vibrations and reduce noise, while the ball joint is pre-installed and pre-greased to facilitate installation and long-term performance. The control arm measures up to 288.5 mm in width and 237 mm in length, designed specifically for the suspension geometry of Lexus GS300 and GS430 vehicles.

Common Applications and Problem Resolution

• Restores proper suspension alignment and handling characteristics
• Eliminates clunking or knocking noises from worn control arms or ball joints
• Addresses uneven tire wear caused by faulty suspension components
• Improves vehicle stability and steering response
• Replaces damaged or corroded control arms to maintain safety

Installation Notes and Tips

Installation of the Dorman 522-792 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 during assembly. Ensure the mounting hardware included is used to secure the control arm properly. It is recommended to have a professional alignment performed after installation to maintain optimal suspension geometry and tire wear.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 522-792 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and performance. This part is backed by Dorman's standard warranty coverage, providing confidence in its reliability for Lexus GS300 and GS430 owners.