Dorman 520-521 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 520-521 suspension control arm and ball joint assembly is designed specifically for Nissan Maxima models. This pre-greased, steel control arm assembly offers a reliable replacement solution for light suspension grade applications, ensuring proper vehicle handling and alignment.

• Pre-greased for immediate use
• Includes rubber bushings and mounting hardware
• Press-in ball joint with threaded stud installed
• Constructed from durable steel with a black finish
• Compatible with Nissan Maxima suspension systems

Detailed Product Features and Specifications

This Dorman suspension control arm and ball joint assembly (part number 520-521) features a casting/forged steel control arm with a maximum length of 237 mm and a width of 288.5 mm. The assembly includes rubber bushings to absorb road vibrations and reduce noise, enhancing ride comfort. The ball joint is press-in mounted and comes installed with a 14 mm threaded stud, allowing for secure attachment to the vehicle's suspension components. The control arm has one mounting hole with a diameter of 12.3 mm, and all necessary mounting hardware is included for a straightforward installation process. The assembly is designed for light suspension grade use, suitable for regular driving conditions on Nissan Maxima vehicles.

Compatible Nissan Maxima Suspension Replacement

This control arm and ball joint assembly is compatible with Nissan Maxima models requiring a suspension grade light control arm replacement. It addresses common suspension issues and helps maintain proper wheel alignment and steering response.

• Worn or damaged control arm bushings causing uneven tire wear
• Loose or failing ball joints affecting steering stability
• Suspension noise or vibrations from deteriorated components
• Alignment problems due to bent or worn control arms
• General suspension wear impacting vehicle handling

Installation Notes and Tips

Installation of the Dorman 520-521 control arm and ball joint assembly requires basic suspension repair 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 torque all hardware to manufacturer specifications. It is recommended to have a professional alignment performed after installation to maintain optimal 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 520-521 control arm and ball joint assembly undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship. Consult product documentation or Dorman directly for exact warranty terms.