Dorman 522-617 Suspension Control Arm and Ball Joint Assembly - Front Left Upper

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 522-617 suspension control arm and ball joint assembly is engineered for reliable performance in Lexus Land Cruiser and Toyota LX570 vehicles. Designed with quality materials and pre-greased components, this assembly supports smooth suspension operation and vehicle handling.

• Pre-greased for immediate use without additional lubrication
• Includes rubber bushings and mounting hardware for a complete installation
• Steel stamped control arm with a black finish for corrosion resistance
• Press-in ball joint with threaded stud for secure mounting
• Compatible with Lexus Land Cruiser and Toyota LX570 models

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 522-617) features a stamped steel control arm measuring up to 288.5 mm in width and 237 mm in length. The assembly includes rubber bushings to absorb road vibrations and reduce noise. The ball joint is pre-installed and press-fitted, with a threaded stud diameter of 14 mm, ensuring a secure and precise fit. Mounting hardware is included, and the control arm has one mounting hole with a diameter of 12.3 mm. This assembly is designed for light suspension grade applications and is not adjustable.

Compatible Vehicles and Applications

This Dorman suspension control arm and ball joint assembly is specifically compatible with Lexus Land Cruiser and Toyota LX570 models. It is intended for use in suspension systems requiring a reliable replacement part to maintain proper wheel alignment and suspension geometry.

• Restores proper suspension articulation and control
• Eliminates excessive play or looseness in the control arm
• Reduces uneven tire wear caused by worn suspension components
• Improves vehicle handling and steering response
• Addresses noise or vibration issues related to worn bushings or ball joints

Installation Notes and Tips

Installation of the Dorman 522-617 assembly requires basic suspension repair tools and mechanical knowledge. Since the ball joint is pre-installed and press-fitted, no additional ball joint installation is necessary. Ensure all mounting hardware is securely tightened to manufacturer torque specifications. The control arm is not adjustable, so alignment should be checked and corrected after installation. Pre-greased components reduce initial maintenance but periodic inspection is recommended.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit and function. The 522-617 control arm and ball joint assembly undergoes quality checks to ensure durability and performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship. Refer to Dorman’s official documentation for exact warranty terms.