Dorman 520-781 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Durable Suspension Control Arm and Ball Joint Assembly for Volkswagen

The Dorman 520-781 suspension control arm and ball joint assembly is engineered for Volkswagen Cabrio, Golf, and Jetta models. Designed to restore proper suspension function, this assembly combines a steel control arm with a pre-installed ball joint and rubber bushings for reliable performance.

• Pre-greased control arm and ball joint for immediate use
• Includes rubber bushings and mounting hardware for a complete installation
• Steel casting/forged control arm construction in black finish
• Bolt-in ball joint with threaded stud for secure mounting
• Compatible with Volkswagen Cabrio, Golf, and Jetta models

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 520-781) features a light suspension grade type suitable for regular driving conditions. The control arm is made from durable steel with a maximum length of 237 mm and a width of 288.5 mm, finished in black for corrosion resistance. The assembly includes rubber bushings to absorb vibrations and reduce noise, and the ball joint is pre-installed with a threaded stud and a 14 mm thread diameter for secure attachment. Mounting hardware is included, and the control arm has one mounting hole with a diameter of 12.3 mm. This assembly is not adjustable but is designed for direct bolt-in replacement.

Compatible Volkswagen Models and Applications

The Dorman 520-781 suspension control arm and ball joint assembly is compatible with Volkswagen Cabrio, Golf, and Jetta vehicles. It is designed to replace worn or damaged control arms and ball joints, restoring proper suspension geometry and improving vehicle handling and safety.

• Restores suspension stability and alignment
• Eliminates clunking or knocking noises from worn ball joints
• Reduces uneven tire wear caused by faulty control arms
• Improves steering response and control
• Addresses vibration and harshness issues in the front suspension

Installation Notes and Tips

Installation of the Dorman 520-781 assembly requires basic suspension knowledge and tools. Since the ball joint is pre-installed and the control arm is pre-greased, the assembly is ready for immediate installation. Ensure the mounting hole aligns correctly with the vehicle’s frame and torque all bolts to manufacturer specifications. It is recommended to have a professional alignment performed after installation to maintain proper suspension geometry.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. The 520-781 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and fitment accuracy. This product comes with a limited warranty covering defects in materials and workmanship, providing confidence in its long-term performance on Volkswagen Cabrio, Golf, and Jetta models.