Dorman 520-141 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-141 suspension control arm and ball joint assembly is engineered for reliable performance in light suspension applications. Designed specifically for Chevrolet, GMC, Isuzu, and Oldsmobile models including the Blazer, Bravada, Hombre, Jimmy, S10, S10 Blazer, S15, S15 Jimmy, and Sonoma, 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
• Steel control arm with casting/forged construction for strength and durability
• Bolt-in ball joint with threaded stud for secure mounting
• Compatible with light suspension grade applications

Product Features and Specifications

The Dorman 520-141 control arm and ball joint assembly features a black steel control arm measuring up to 288.5 mm in width and 237 mm in length. It comes pre-greased and includes rubber bushings to absorb vibrations and reduce noise. The ball joint is installed and ready to use, featuring a 14 mm threaded stud and a 12.3 mm mounting hole diameter. This assembly is designed for bolt-in installation and includes all necessary mounting hardware. It is not adjustable and is intended for regular grade suspension systems.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is compatible with a range of Chevrolet, GMC, Isuzu, and Oldsmobile vehicles. It fits models such as the Chevrolet Blazer, GMC Jimmy, Isuzu Hombre, Oldsmobile Bravada, and various S-series trucks including the S10, S10 Blazer, S15, S15 Jimmy, and Sonoma. The part number 520-141 ensures correct fitment for these specific vehicles, providing a reliable replacement for worn or damaged suspension components.

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 and safety
• Corrosion or structural damage to original control arm components

Installation Notes and Tips

Installation of the Dorman 520-141 assembly requires basic suspension repair 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 removing the old control arm. Torque all mounting bolts to manufacturer specifications. This assembly is designed for bolt-in installation and is not adjustable, so alignment should be checked and corrected after installation.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 520-141 control arm and ball joint assembly undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.