Dorman 520-765 Suspension Control Arm and Ball Joint Assembly - Front Left Lower Rearward

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-765 suspension control arm and ball joint assembly is engineered for reliable performance in Audi and Volkswagen vehicles. Designed specifically for models such as the Audi A4, A6, A8, and Volkswagen Passat, this assembly ensures precise suspension control and improved handling.

• Pre-greased for immediate use and reduced maintenance
• Includes rubber bushings for vibration dampening
• Constructed from durable steel with a black finish
• Ball joint installed with a pinch bolt stud type
• Compatible with Audi A4, A4 Quattro, A6, A6 Quattro, A8, A8 Quattro, Passat, RS6, S4, S6, and S8

Product Features and Specifications

This suspension control arm and ball joint assembly features a pressed attachment type and is made from casting/forged steel, providing strength and durability for light suspension grade applications. 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 assembly comes pre-greased, eliminating the need for immediate lubrication, although it does not include a grease fitting. Rubber bushings are included to reduce noise and absorb road vibrations, enhancing ride comfort. The ball joint is installed and ready for use, featuring a 14 mm thread diameter and a pinch bolt stud type for secure attachment.

Compatible Vehicles and Applications

This Dorman 520-765 control arm and ball joint assembly is compatible with a range of Audi and Volkswagen models, including:

• Audi A4 and A4 Quattro
• Audi A6 and A6 Quattro
• Audi A8 and A8 Quattro
• Volkswagen Passat
• Volkswagen RS6, S4, S6, and S8

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
• Uneven tire wear due to misaligned suspension components
• Reduced suspension performance affecting ride quality

Installation Notes and Tips

Installation of the Dorman 520-765 assembly requires basic suspension knowledge and appropriate tools. Since the ball joint is pre-installed and the control arm is pre-greased, the assembly is ready for direct installation. Ensure the mounting hole aligns correctly with the vehicle’s frame and torque all fasteners to manufacturer specifications. This part is not adjustable, so proper alignment after installation is recommended to maintain optimal suspension geometry.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 520-765 control arm and ball joint assembly undergoes rigorous quality control to ensure durability and performance. While specific warranty details are not provided, Dorman typically offers limited warranties on suspension parts to cover defects in materials and workmanship.