Dorman 521-230 Suspension Control Arm and Ball Joint Assembly - Rear Right Upper

Durable Suspension Control Arm and Ball Joint Assembly for Acura RL

The Dorman 521-230 suspension control arm and ball joint assembly is engineered to restore precise steering and suspension performance for Acura RL models. Designed with quality materials and pre-greased components, this assembly ensures reliable operation and long service life.

• Pre-greased for immediate installation and smooth operation
• Includes rubber bushings for effective vibration dampening
• Iron control arm with casting/forged construction for strength
• Press-in ball joint with threaded stud for secure mounting
• Mounting hardware included for a complete replacement solution
• Compatible specifically with Acura RL suspension systems

Product Features and Specifications

This suspension control arm and ball joint assembly from Dorman is designed with a light suspension grade type, suitable for regular driving conditions. The control arm measures a maximum length of 237 mm and a width of 288.5 mm, finished in black for corrosion resistance. The assembly includes a single mounting hole with a diameter of 12.3 mm, and the ball joint features a 14 mm threaded stud for secure attachment. Rubber bushings are included to reduce noise and absorb road shocks, while the ball joint is pre-installed and pre-greased to minimize maintenance needs. The iron control arm is built using casting and forging methods to provide durability and strength under typical driving stresses.

Compatible Applications and Use Cases

This Dorman 521-230 assembly is compatible with Acura RL vehicles requiring suspension control arm and ball joint replacement. It addresses common suspension issues such as:

• Worn or damaged control arm bushings causing steering instability
• Loose or failing ball joints leading to uneven tire wear
• Excessive suspension noise or vibration
• Alignment problems due to bent or weakened control arms
• Reduced handling performance and vehicle control

Installation Notes and Tips

Installation of the Dorman 521-230 control arm and ball joint assembly should be performed by a qualified technician familiar with Acura RL suspension systems. Since the ball joint is press-in type and pre-installed, special tools may be required for removal and installation. The assembly comes with mounting hardware to facilitate a straightforward replacement. Ensure all fasteners are torqued to manufacturer specifications and verify alignment after installation to maintain proper vehicle handling.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable fit and function. The 521-230 suspension control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Refer to Dorman’s official documentation for exact warranty terms.