Moog RK620172 Suspension Control Arm and Ball Joint Assembly - Front Left Upper

Moog Suspension Control Arm and Ball Joint Assembly Overview

The Moog RK620172 suspension control arm and ball joint assembly is designed for reliable performance on Chevrolet, GMC, Isuzu, and Oldsmobile trucks and SUVs. This pre-greased, stamped steel control arm assembly is engineered to restore proper suspension geometry and improve vehicle handling for models like the Chevrolet Blazer, GMC Jimmy, and Isuzu Hombre.

• Pre-greased for immediate installation and reduced maintenance
• Includes rubber bushings and mounting hardware for a complete replacement
• Stamped steel control arm with a durable black finish
• Bolt-in ball joint with threaded stud for secure fitment
• Compatible with Chevrolet S10, S10 Blazer, S15, S15 Jimmy, GMC Sonoma, and related models

Detailed Product Description

The Moog RK620172 control arm and ball joint assembly features a stamped steel control arm constructed for strength and durability. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings are included to absorb road vibrations and reduce noise, enhancing ride comfort. The ball joint is designed with a bolt-in mounting type and a threaded stud, ensuring a secure and precise fit. This assembly is finished in black to resist corrosion and maintain a clean appearance under the vehicle.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is compatible with a range of Chevrolet, GMC, Isuzu, and Oldsmobile models, including:

• Chevrolet Blazer, S10, S10 Blazer, S15, S15 Jimmy
• GMC Jimmy, Sonoma
• Isuzu Hombre, Bravada
• Oldsmobile models within the same platform

Part number RK620172 is specifically designed to meet the suspension requirements of these vehicles, ensuring proper fit and function.

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
• Misaligned suspension geometry affecting handling
• Corroded or weakened control arm components

Installation Notes and Tips

Installation of the Moog RK620172 assembly requires basic suspension knowledge and tools. Since the control arm comes pre-greased and includes bushings and mounting hardware, it simplifies the replacement process. Ensure the vehicle is securely lifted and supported before removal. Torque all mounting bolts to manufacturer specifications. Although grease fittings are not included, the pre-greased ball joint reduces maintenance needs.

Quality Assurance and Warranty

Moog suspension components are engineered to meet or exceed OEM standards. The RK620172 assembly undergoes rigorous testing to ensure durability and performance. While specific warranty details may vary, Moog typically offers a limited warranty covering defects in materials and workmanship. Refer to Moog’s official documentation for complete warranty information.