Dorman 520-971 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Durable Suspension Control Arm and Ball Joint Assembly for Porsche Cayenne and Volkswagen Touareg

The Dorman 520-971 suspension control arm and ball joint assembly is engineered to restore precise steering and suspension performance for Porsche Cayenne and Volkswagen Touareg models. Designed with quality materials and pre-greased components, this assembly ensures reliable operation and long service life.

• Pre-greased ball joint for immediate use
• Includes rubber bushings and mounting hardware
• Iron control arm with casting/forged construction
• Press-in ball joint with threaded stud (14 mm thread diameter)
• Compatible with Porsche Cayenne and Volkswagen Touareg

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 520-971) features a light suspension grade type suitable for regular driving conditions. The control arm is constructed from durable iron with a black finish, measuring up to 288.5 mm in width and 237 mm in length. It includes one mounting hole with a diameter of 12.3 mm, and the assembly comes complete with rubber bushings to reduce vibration and noise. The ball joint is installed and ready to use, featuring a press-in mounting type and a threaded stud for secure attachment. Mounting hardware is included to facilitate installation.

Compatible Vehicles and Applications

This Dorman suspension control arm and ball joint assembly is specifically designed for use on Porsche Cayenne and Volkswagen Touareg models. It is ideal for replacing worn or damaged suspension components to restore proper wheel alignment and handling characteristics.

• Eliminates excessive play in the suspension system
• Resolves uneven tire wear caused by faulty control arms
• Corrects steering instability and vibrations
• Addresses clunking noises from worn ball joints
• Improves overall suspension response and safety

Installation Notes and Tips

Installation of the Dorman 520-971 control arm and ball joint assembly requires basic suspension knowledge and appropriate tools. Since the ball joint is pre-installed and pre-greased, no additional lubrication is necessary during assembly. Ensure all mounting hardware is torqued to manufacturer specifications. It is recommended to perform a wheel alignment after installation to maintain proper handling and tire wear.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 520-971 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and performance. This product includes a limited warranty covering defects in materials and workmanship under normal use conditions.