Dorman 521-024 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 521-024 suspension control arm and ball joint assembly is engineered for reliable performance in light suspension applications. Designed specifically for select Cadillac, Chevrolet, and GMC trucks and SUVs, this assembly ensures proper suspension function and vehicle stability.

• Pre-greased for immediate use and reduced maintenance
• Includes rubber bushings and mounting hardware for a complete installation
• Iron control arm with a black finish for durability and corrosion resistance
• Press-in ball joint with threaded stud for secure mounting
• Compatible with multiple models including Chevrolet Silverado 1500 and GMC Sierra 1500

Product Features and Specifications

This suspension control arm and ball joint assembly from Dorman is constructed from forged and cast iron, providing strength and longevity. The assembly comes pre-greased, eliminating the need for initial lubrication, although it does not include a grease fitting. Rubber bushings are included to absorb vibrations and reduce noise, enhancing ride comfort. The ball joint is installed and ready to use, featuring a press-in mounting type and a 14 mm threaded stud for secure attachment. The control arm measures up to 288.5 mm in width and 237 mm in length, with a single 12.3 mm mounting hole for precise fitment.

Compatible Vehicles and Applications

This Dorman 521-024 control arm and ball joint assembly is compatible with a range of light suspension vehicles, including:

• Cadillac Escalade, Escalade ESV, and Escalade EXT
• Chevrolet Avalanche, Silverado 1500, Suburban 1500, and Tahoe
• GMC Sierra, Sierra 1500, Yukon, and Yukon XL 1500

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Loose or failing ball joints leading to uneven tire wear
• Excessive suspension noise or vibration
• Misalignment affecting vehicle handling
• Corrosion or structural damage to the control arm

Installation Notes and Tips

Installation of the Dorman 521-024 assembly requires basic suspension knowledge and tools. Since the ball joint is pre-installed and pre-greased, it simplifies the replacement process. Ensure the mounting hole aligns correctly with the vehicle’s frame and torque all hardware to manufacturer specifications. This assembly is not adjustable, so proper fitment is critical. It is recommended to inspect related suspension components during installation for optimal performance.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-024 suspension control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and reliability. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship.