Dorman 521-394 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 521-394 suspension control arm and ball joint assembly is designed specifically for Toyota Sequoia and Tundra models. This pre-greased, stamped steel control arm offers a reliable replacement solution for light suspension needs, ensuring proper vehicle alignment and handling.

• Pre-greased for immediate installation
• Includes rubber bushings and mounting hardware
• Press-in ball joint with threaded stud included and installed
• Stamped steel construction with black finish for durability
• Compatible with Toyota Sequoia and Tundra suspension systems

Detailed Product Description

This Dorman suspension control arm and ball joint assembly (part number 521-394) is engineered to meet the suspension grade type classified as light, suitable for regular driving conditions. The control arm is made from stamped steel, providing strength and resistance to wear. It features a single mounting hole with a diameter of 12.3 mm and measures up to 288.5 mm in width and 237 mm in length. The assembly includes rubber bushings to absorb vibrations and reduce noise, enhancing ride comfort.

The ball joint is press-in mounted and comes pre-installed with a 14 mm threaded stud, eliminating the need for separate ball joint installation. Although the assembly does not include a grease fitting, it arrives pre-greased to facilitate immediate use. Mounting hardware is included to simplify the installation process.

Compatible Vehicles and Applications

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

• Toyota Sequoia
• Toyota Tundra

It is designed to replace worn or damaged suspension components, restoring proper steering and suspension geometry.

Common Issues Addressed by This Assembly

• Excessive suspension noise or clunking
• Uneven tire wear due to misalignment
• Loose or unstable steering feel
• Vibration or harshness while driving
• Worn or damaged control arm bushings or ball joints

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before removal
• Compare new assembly with the original part for fitment verification
• Torque mounting hardware to manufacturer specifications
• Check alignment after installation to maintain proper handling
• Since the ball joint is pre-installed and pre-greased, no additional greasing is required during installation

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-394 suspension control arm and ball joint assembly undergoes rigorous quality control to ensure durability and performance. This product includes a limited warranty covering defects in material and workmanship, providing confidence in your replacement part.