Dorman 521-075 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Durable Suspension Control Arm and Ball Joint Assembly for Nissan Altima

The Dorman 521-075 suspension control arm and ball joint assembly is designed specifically for Nissan Altima models. This pre-greased, aluminum control arm offers reliable performance and includes all necessary mounting hardware for a straightforward installation.

• Pre-greased for immediate use without additional lubrication
• Includes rubber bushings for effective vibration dampening
• Aluminum control arm with casting/forged construction for strength and durability
• Ball joint installed with a threaded stud and press-in mounting type
• Mounting hardware included for complete assembly replacement
• Compatible with Nissan Altima suspension systems requiring a light suspension grade type

Product Features and Specifications

The Dorman 521-075 control arm and ball joint assembly is engineered with a black aluminum control arm measuring up to 288.5 mm in width and 237 mm in length. It features a single mounting hole with a diameter of 12.3 mm and includes rubber bushings to reduce noise and absorb road shocks. The ball joint is pre-installed, featuring a press-in mounting type and a threaded stud with a 14 mm thread diameter. This assembly is designed for light suspension grade applications and comes with all necessary mounting hardware, ensuring a direct replacement for Nissan Altima vehicles.

Common Applications and Problem Resolution

• Replaces worn or damaged suspension control arms on Nissan Altima models
• Addresses issues with loose or noisy ball joints affecting steering stability
• Corrects suspension misalignment caused by deteriorated bushings
• Improves handling and ride quality by restoring proper suspension geometry
• Eliminates vibrations and uneven tire wear related to faulty control arm components

Installation Notes and Tips

Installation of the Dorman 521-075 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, no additional lubrication is necessary during installation. Ensure the mounting hole aligns correctly with the vehicle’s frame and torque all hardware to manufacturer specifications. This assembly is not adjustable, so precise fitment is essential for proper suspension function.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-075 suspension control arm and ball joint assembly undergoes rigorous quality control to ensure durability and performance. This product includes a limited warranty covering defects in materials and workmanship, providing confidence in its long-term reliability for Nissan Altima suspension repairs.