Dorman 520-301 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-301 suspension control arm and ball joint assembly is engineered for reliable performance in Chrysler, Dodge, and Plymouth vehicles. Designed specifically for models like the Breeze, Cirrus, Sebring, and Stratus, this assembly ensures proper suspension function and vehicle stability.

• Pre-greased for immediate installation and smooth operation
• Includes rubber bushings and mounting hardware for a complete replacement
• Iron control arm with a black finish for durability and corrosion resistance
• Press-in ball joint with threaded stud for secure mounting
• Compatible with light suspension grade applications

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 520-301) features a casting/forged iron control arm measuring up to 288.5 mm in width and 237 mm in length. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings are included to absorb road vibrations and reduce noise. The ball joint is installed and ready to use, featuring a press-in mounting type and a 14 mm threaded stud for secure attachment. Mounting hardware is also provided, with a single mounting hole measuring 12.3 mm in diameter. This assembly is designed for regular grade suspension systems and is not adjustable.

Compatible Vehicles and Applications

This Dorman suspension control arm and ball joint assembly is compatible with the following vehicles:

• Chrysler Breeze
• Dodge Cirrus
• Plymouth Sebring
• Dodge Stratus

It is intended for use in light suspension grade systems, providing a direct replacement for worn or damaged control arms and ball joints in these models.

Common Issues Addressed by This Assembly

• Excessive suspension noise or clunking
• Uneven tire wear due to misalignment
• Loose or unstable steering response
• Worn or damaged control arm bushings
• Ball joint play causing suspension instability

Installation Notes and Tips

Before installation, verify vehicle compatibility with the Dorman 520-301 part number. The assembly comes pre-greased and includes all necessary mounting hardware, simplifying the replacement process. Use proper tools to press out the old ball joint if necessary, and torque mounting bolts to manufacturer specifications. Since this control arm is not adjustable, alignment should be checked and corrected after installation to ensure proper suspension geometry.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit and function. The 520-301 control arm and ball joint assembly undergoes rigorous quality control to ensure durability and performance. This product includes a limited warranty against defects in materials and workmanship, providing confidence in its long-term reliability.