Dorman 520-801 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 520-801 suspension control arm and ball joint assembly is designed to restore proper suspension function for vehicles requiring a light suspension grade type. This pre-greased, steel control arm with integrated ball joint offers a reliable replacement option for maintaining vehicle stability and handling.

• Pre-greased for immediate installation and reduced maintenance
• Includes rubber bushings and mounting hardware for a complete assembly
• Steel construction with casting/forged control arm type for durability
• Press-in ball joint with pinch stud type, installed and ready to use
• Control arm dimensions: maximum width 288.5 mm, maximum length 237 mm
• Single mounting hole with 12.3 mm diameter for secure fitment
• Black finish for corrosion resistance and long service life

Detailed Product Description

The Dorman 520-801 suspension control arm and ball joint assembly is engineered to meet regular grade suspension requirements, suitable for light suspension applications. The control arm is constructed from durable steel using casting and forging methods, ensuring strength and resistance to wear. It comes pre-greased, eliminating the need for additional lubrication during installation. The assembly includes rubber bushings that help absorb road vibrations and reduce noise, contributing to a smoother ride.

The ball joint is press-in mounted with a pinch stud type and a 14 mm thread diameter, providing a secure connection to the vehicle’s suspension system. This assembly includes all necessary mounting hardware, simplifying the replacement process. The black finish on the control arm offers protection against corrosion, extending the lifespan of the component.

Common Applications and Problem Resolution

• Restores proper suspension alignment and handling performance
• Eliminates clunking or knocking noises caused by worn control arms or ball joints
• Reduces uneven tire wear due to suspension component failure
• Improves vehicle stability and steering response
• Addresses vibration issues related to deteriorated bushings

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before beginning installation
• Verify compatibility with your specific make and model before purchase
• Use appropriate tools to press out the old ball joint and install the new assembly
• Torque mounting hardware to manufacturer specifications for safety and performance
• Check wheel alignment after installation to maintain proper suspension geometry

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 520-801 suspension control arm and ball joint assembly undergoes rigorous quality control to ensure fit and function. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Consult product documentation or Dorman directly for exact warranty terms.