Dorman 520-601 Suspension Control Arm and Ball Joint Assembly - Rear Left Upper

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 520-601 suspension control arm and ball joint assembly is designed specifically for Acura Legend models. This pre-greased, iron control arm assembly includes rubber bushings and a threaded ball joint, providing a reliable replacement for your vehicle's suspension system.

• Pre-greased control arm and ball joint for immediate use
• Includes rubber bushings for vibration dampening
• Threaded ball joint stud with press-in mounting type
• Iron casting/forged control arm construction in black finish
• Mounting hardware included for straightforward installation
• Compatible with Acura Legend suspension systems

Detailed Product Description

The Dorman 520-601 suspension control arm and ball joint assembly is engineered to meet the suspension needs of Acura Legend vehicles. Constructed from durable iron with a casting and forging process, this control arm offers structural integrity and longevity. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings are included to reduce noise and absorb road vibrations, enhancing ride comfort. The ball joint is installed and features a threaded stud with a 14 mm thread diameter, designed for a press-in mounting type to ensure secure attachment. 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, matching the original equipment specifications.

Common Applications and Problem Resolution

• Replacement for worn or damaged suspension control arms on Acura Legend
• Addresses issues with loose or noisy ball joints affecting steering stability
• Resolves vibration and harshness caused by deteriorated bushings
• Corrects alignment problems due to bent or compromised control arms
• Improves overall suspension performance and vehicle handling

Installation Notes and Tips

Installation of the Dorman 520-601 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 before mounting. Ensure the mounting hardware included is used to secure the assembly properly. Verify the mounting hole alignment and torque specifications according to Acura Legend service guidelines. This part is not adjustable, so precise fitment is essential for optimal suspension geometry.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for durability and performance. The 520-601 assembly undergoes rigorous quality control to ensure reliable fit and function. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.