Dorman 520-525 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 520-525 suspension control arm and ball joint assembly is designed specifically for Nissan NX and Sentra 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 installation
• Includes rubber bushings and mounting hardware
• Press-in ball joint with threaded stud included and installed
• Constructed from durable steel with a black finish
• Compatible with Nissan NX and Sentra models

Detailed Product Features and Specifications

This Dorman suspension control arm and ball joint assembly (part number 520-525) features a casting/forged steel control arm designed for light suspension grade use. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. It includes rubber bushings that help absorb road vibrations and reduce noise, contributing to a smoother ride. The ball joint is press-in mounted with a threaded stud type, providing secure attachment and ease of replacement. The control arm measures up to 288.5 mm in width and 237 mm in length, with a single mounting hole of 12.3 mm diameter. The black finish offers corrosion resistance and a clean appearance under the vehicle.

Compatible Nissan Models and Applications

This control arm and ball joint assembly is compatible with Nissan NX and Sentra vehicles, making it a suitable replacement part for maintaining suspension integrity and vehicle safety. The assembly is designed to meet the original equipment specifications for these models, ensuring proper fit and function.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing poor handling
• Loose or failing ball joints leading to steering instability
• Excessive suspension noise or vibration
• Misalignment resulting in uneven tire wear
• Corroded or weakened control arm compromising suspension strength

Installation Notes and Tips

Installation of the Dorman 520-525 control arm and ball joint assembly requires basic suspension repair tools. Since the assembly comes pre-greased and includes mounting hardware, it simplifies the replacement process. Ensure the vehicle is securely lifted and supported before removal of the old control arm. Torque all mounting bolts to manufacturer specifications. Because this part is not adjustable, alignment should be checked and corrected after installation to maintain proper suspension geometry.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. The 520-525 control arm and ball joint assembly undergoes quality inspections to ensure durability and performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.