Dorman 524-138 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 524-138 suspension control arm and ball joint assembly is engineered for reliable performance in Toyota Avalon, Sienna, and Solara 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 stamped control arm with black finish for corrosion resistance
• Bolt-in ball joint with threaded stud for secure mounting
• Mounting hardware included for straightforward installation

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 524-138) is designed specifically for light suspension grade applications. The control arm is constructed from stamped steel, measuring up to 288.5 mm in width and 237 mm in length, finished in black to resist corrosion. The assembly includes a pre-installed ball joint with a 14 mm threaded stud and a single 12.3 mm mounting hole, ensuring compatibility with Toyota Avalon, Sienna, and Solara vehicles. Rubber bushings are included to absorb road vibrations and improve ride quality. Mounting hardware is provided to facilitate a secure and efficient installation process.

Compatible Toyota Models and Applications

This Dorman suspension control arm and ball joint assembly is compatible with the following Toyota models:

• Toyota Avalon
• Toyota Sienna
• Toyota Solara

It is designed to replace worn or damaged suspension components, restoring proper alignment and handling characteristics.

Common Suspension Issues Addressed

• Excessive play or looseness in the suspension system
• Uneven tire wear caused by faulty control arms or ball joints
• Clunking or knocking noises during driving over bumps
• Poor vehicle handling or steering response
• Vibration or instability at higher speeds

Installation Notes and Tips

Installation of the Dorman 524-138 suspension control arm and ball joint assembly requires basic mechanical skills and tools. Since the ball joint is pre-installed and the control arm is pre-greased, the assembly is ready for immediate installation. Ensure all mounting hardware is tightened to manufacturer torque 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 for fit, form, and function. The 524-138 assembly undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.