Dorman 521-392 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 521-392 suspension control arm and ball joint assembly is designed specifically for Toyota Sequoia and Tundra models. This pre-greased, boxed steel control arm offers a reliable replacement solution for light suspension grade applications, ensuring proper vehicle alignment and handling.

• Pre-greased for immediate use
• Includes rubber bushings for vibration dampening
• Press-in ball joint with threaded stud included and installed
• Constructed from durable boxed steel with a black finish
• Compatible with Toyota Sequoia and Tundra suspension systems
• Mounting hardware included for straightforward installation
• Control arm dimensions: maximum length 237 mm, maximum width 288.5 mm
• Single mounting hole with 12.3 mm diameter

Detailed Product Description

This Dorman suspension control arm and ball joint assembly (part number 521-392) is engineered to meet the suspension needs of Toyota Sequoia and Tundra vehicles. The boxed steel construction provides structural integrity and resistance to wear, while the black finish offers corrosion protection. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings are included to reduce noise and absorb road vibrations, contributing to a smoother ride. The ball joint is press-in mounted and features a threaded stud with a 14 mm thread diameter, ensuring secure attachment and compatibility with factory suspension components.

Common Applications and Problem Resolution

• Replacement for worn or damaged suspension control arms on Toyota Sequoia and Tundra
• Addresses issues with vehicle alignment and uneven tire wear
• Resolves clunking or knocking noises from front suspension
• Improves steering response and overall handling stability
• Restores proper suspension geometry after impact or wear

Installation Notes and Tips

Installation of the Dorman 521-392 control arm and ball joint assembly requires basic suspension knowledge and tools. Since the ball joint is pre-installed and the control arm is pre-greased, the assembly is ready for immediate installation. Ensure the mounting hole aligns correctly with the vehicle’s frame and suspension components. Torque specifications should follow Toyota manufacturer guidelines. Although mounting hardware is included, verify all fasteners are tightened to recommended torque values to maintain safety and performance.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-392 control arm and ball joint assembly undergoes rigorous quality control to ensure durability and reliability. While specific warranty details are not provided here, Dorman typically offers limited warranties on suspension parts to cover defects in materials and workmanship.