Dorman 522-979 Suspension Control Arm and Ball Joint Assembly - Front Left Upper

Durable Suspension Control Arm and Ball Joint Assembly for Mazda RX-7

The Dorman 522-979 suspension control arm and ball joint assembly is engineered to restore precise handling and suspension performance for your Mazda RX-7. Designed with quality materials and pre-greased components, this assembly offers reliable fitment and durability for light suspension applications.

• Pre-greased ball joint for immediate use
• Includes rubber bushings and mounting hardware
• Aluminum control arm with black finish for corrosion resistance
• Press-in ball joint with pinch stud type installed
• Compatible with Mazda RX-7 models requiring a light suspension grade control arm

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 522-979) features a forged and cast aluminum control arm designed for strength and reduced weight. The assembly comes pre-greased, eliminating the need for initial lubrication, and includes rubber bushings to absorb road vibrations and improve ride quality. The ball joint is press-in mounted with a pinch stud type and is installed for convenience. Mounting hardware is included to facilitate a straightforward replacement process. The control arm measures up to 288.5 mm in width and 237 mm in length, with a single mounting hole diameter of 12.3 mm, ensuring precise fitment for the Mazda RX-7 suspension system.

Compatible Applications and Use Cases

This Dorman suspension control arm and ball joint assembly is specifically compatible with Mazda RX-7 vehicles requiring a light suspension grade component. It is designed to address common suspension issues such as:

• Worn or damaged control arms causing poor handling
• Loose or failing ball joints leading to steering instability
• Excessive suspension noise due to deteriorated bushings
• Uneven tire wear from misaligned suspension components
• Vibration and harshness from compromised suspension parts

Installation Notes and Tips

Installation of the Dorman 522-979 control arm and ball joint assembly should be performed by a qualified technician familiar with Mazda RX-7 suspension systems. Since the ball joint is pre-installed and pre-greased, no additional lubrication is necessary during installation. Ensure all mounting hardware is torqued to manufacturer specifications. The assembly is not adjustable, so alignment should be checked and corrected after installation to maintain proper suspension geometry.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 522-979 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 material and workmanship, providing confidence in its reliability for Mazda RX-7 suspension repairs.