Dorman 522-177 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 522-177 suspension control arm and ball joint assembly is engineered for reliable performance on select Cadillac, Chevrolet, and GMC trucks and SUVs. Designed to meet regular suspension grade requirements, this assembly ensures proper steering and suspension function for vehicles like the Silverado, Tahoe, Yukon, and Escalade.

• Pre-greased ball joint for immediate use
• Includes rubber bushings and mounting hardware
• Steel control arm with black finish for corrosion resistance
• Press-in ball joint with threaded stud for secure fitment
• Compatible with multiple GM models including C1500, C2500, Express, and Savana series

Product Features and Specifications

This suspension control arm and ball joint assembly features a forged and cast steel control arm measuring up to 288.5 mm in width and 237 mm in length. The assembly includes a pre-installed ball joint with a 14 mm threaded stud and a 12.3 mm mounting hole diameter. Rubber bushings are included to reduce vibration and noise, while the black finish helps protect against rust and wear. The assembly is designed for light suspension grade applications and comes with all necessary mounting hardware for installation.

Compatible Vehicles and Applications

The Dorman 522-177 is compatible with a range of GM vehicles, including:

• Cadillac Escalade
• Chevrolet Silverado, Tahoe, C1500, C2500, C3500
• GMC Yukon, C35, Express 1500, 2500, 3500
• Chevrolet and GMC Savana 1500, 2500, 3500

This part is ideal for restoring suspension performance and maintaining proper wheel alignment on these models.

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 original control arm components

Installation Notes and Tips

Installation of the Dorman 522-177 control arm and ball joint assembly requires basic suspension tools and mechanical knowledge. The ball joint is press-in mounted with a threaded stud, and the assembly includes one mounting hole with a 12.3 mm diameter. Since the ball joint is pre-greased and installed, no additional lubrication is necessary during installation. Ensure proper torque specifications are followed for mounting hardware to maintain safety and performance.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 522-177 assembly undergoes rigorous quality control to ensure durability and reliability. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship to provide confidence in your purchase.