Dorman 522-497 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Durable Suspension Control Arm and Ball Joint Assembly for Toyota Sienna

The Dorman 522-497 suspension control arm and ball joint assembly is engineered specifically for Toyota Sienna models. Designed to restore proper suspension function, this assembly combines a boxed steel control arm with a pre-installed ball joint for reliable performance and ease of installation.

• Pre-greased ball joint for immediate use
• Includes rubber bushings and mounting hardware
• Boxed steel control arm construction in black finish
• Bolt-in ball joint with threaded stud (14 mm thread diameter)
• Compatible with Toyota Sienna suspension systems

Product Features and Specifications

This Dorman suspension control arm and ball joint assembly (part number 522-497) features a light suspension grade type suitable for regular driving conditions. The control arm is constructed from durable steel with a boxed design, 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 assembly comes complete with rubber bushings to absorb vibrations and reduce noise. The ball joint is pre-installed and pre-greased, eliminating the need for additional lubrication during installation. Mounting hardware is included to facilitate a straightforward replacement process.

Compatible Applications and Common Repairs

This assembly is compatible with Toyota Sienna vehicles requiring suspension control arm and ball joint replacement. It is designed to address issues such as:

• Worn or damaged control arm bushings causing suspension noise or instability
• Loose or failing ball joints leading to steering play or uneven tire wear
• Corroded or bent control arms affecting wheel alignment
• Suspension components that compromise ride quality and handling

Installation Notes and Tips

Installation of the Dorman 522-497 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 the mounting hole aligns correctly with the vehicle’s frame and torque all bolts to manufacturer specifications. It is recommended to perform a wheel alignment after installation to maintain proper handling and tire wear.

Quality Assurance and Warranty Information

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 522-497 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and performance. This part is backed by Dorman’s limited warranty, providing coverage against defects in material and workmanship under normal use.