Dorman 521-176 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 521-176 suspension control arm and ball joint assembly is engineered for reliable performance in Chevrolet and GMC trucks and SUVs. Designed specifically for models like the Chevrolet Blazer, K1500 Suburban, K2500, K3500, Tahoe, and Yukon, 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
• Bolt-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 from Dorman is constructed from forged and cast iron, providing strength and longevity. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings are included to reduce vibration and noise, while the ball joint is installed and ready to bolt in, featuring a 14 mm threaded stud and a 12.3 mm mounting hole diameter. The control arm measures 237 mm in length and 288.5 mm in width, designed to meet the exact specifications required for the listed Chevrolet and GMC models.

Compatible Vehicles and Applications

This part number 521-176 is compatible with a range of Chevrolet and GMC vehicles, including:

• Chevrolet Blazer
• Chevrolet K1500 Suburban
• Chevrolet K2500 and K2500 Suburban
• Chevrolet K3500
• Chevrolet Tahoe
• GMC Yukon

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Ball joint wear leading to uneven tire wear or clunking noises
• Corroded or bent control arms affecting suspension alignment
• Loose or faulty ball joint mounting impacting vehicle handling
• Vibration and noise from deteriorated suspension components

Installation Notes and Tips

Installation of the Dorman 521-176 control arm and ball joint assembly requires basic suspension knowledge and tools. Since the assembly is pre-greased and includes bushings and mounting hardware, it simplifies the replacement process. Ensure the vehicle is securely lifted and supported before removal of the old control arm. Torque all bolts to manufacturer specifications and verify alignment after installation.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards. The 521-176 assembly undergoes rigorous quality checks to ensure durability and fitment accuracy. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship.