Dorman 521-180 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 521-180 suspension control arm and ball joint assembly is engineered for reliable performance in Nissan and INFINITI vehicles. Designed specifically for models like the Armada, Pathfinder Armada, QX56, QX80, and TITAN, this assembly ensures proper suspension function and vehicle stability.

• Pre-greased for immediate installation and smooth operation
• Includes rubber bushings and mounting hardware for a complete replacement
• Steel construction with casting/forged control arm for strength and durability
• Press-in ball joint with threaded stud for secure mounting
• Compatible with light suspension grade applications

Product Features and Specifications

This Dorman suspension control arm and ball joint assembly (part number 521-180) features a black steel control arm measuring up to 288.5 mm in width and 237 mm in length. The assembly includes a pre-installed ball joint with a 14 mm threaded stud and a 12.3 mm mounting hole diameter. Rubber bushings are included to reduce vibration and noise, while the mounting hardware simplifies installation. The assembly is designed for non-adjustable suspension setups and does not include a grease fitting, relying on the pre-greased components for maintenance-free operation.

Compatible Vehicles and Applications

This control arm and ball joint assembly is compatible with select Nissan and INFINITI models, including the Nissan Armada, Pathfinder Armada, TITAN, and the INFINITI QX56 and QX80. It is intended for light suspension grade use, making it suitable for regular driving conditions and helping maintain proper wheel alignment and suspension geometry.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Ball joint wear leading to uneven tire wear or clunking noises
• Corroded or bent control arms affecting suspension alignment
• Loose or missing mounting hardware compromising suspension integrity
• Vibration and noise from deteriorated suspension components

Installation Notes and Tips

Installation of the Dorman 521-180 assembly requires basic suspension knowledge and tools. Since the ball joint is press-in type and pre-installed, professional press equipment is recommended for removal and installation. The included mounting hardware and pre-greased components help streamline the process. Ensure proper torque specifications are followed for mounting bolts and verify alignment after installation.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. The 521-180 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and fitment accuracy. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship.