Dorman 520-170 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-170 suspension control arm and ball joint assembly is engineered for reliable performance in select Buick, Cadillac, Oldsmobile, and Pontiac models. Designed to restore proper suspension function, this assembly comes pre-greased and includes all necessary mounting hardware for a straightforward installation.

• Pre-greased control arm and ball joint for immediate use
• Includes rubber bushings to reduce vibration and noise
• Aluminum control arm with a black finish for corrosion resistance
• Bolt-in ball joint with threaded stud for secure mounting
• Mounting hardware included for complete installation
• Compatible with Buick Aurora, Cadillac DeVille, Seville, Oldsmobile Aurora, Pontiac Bonneville, LeSabre, Park Avenue, and Riviera

Product Features and Specifications

This suspension control arm and ball joint assembly features a casting/forged aluminum control arm designed for light suspension grade applications. The assembly includes a pre-installed ball joint with a 14 mm threaded stud and a single 12.3 mm mounting hole. Rubber bushings are included to provide effective vibration dampening and durability. The control arm measures up to 288.5 mm in width and 237 mm in length, finished in black to resist corrosion. Mounting hardware is supplied to ensure a secure and proper fit during installation.

Compatible Vehicles and Applications

This Dorman 520-170 assembly is compatible with various GM vehicles, including Buick Aurora, Cadillac DeVille and Seville, Oldsmobile Aurora, and Pontiac Bonneville, LeSabre, Park Avenue, and Riviera. It is designed to replace worn or damaged suspension components, restoring proper alignment and handling characteristics for these specific models.

Common Suspension Issues Addressed

• Excessive suspension noise or clunking during driving
• Uneven tire wear caused by worn control arm bushings
• Loose or unstable steering feel due to ball joint wear
• Vibration or harshness from deteriorated suspension components
• Misalignment issues affecting vehicle handling and safety

Installation Notes and Tips

The Dorman 520-170 control arm and ball joint assembly comes pre-greased and includes mounting hardware, simplifying the installation process. It is a bolt-in design with a threaded ball joint stud, requiring standard suspension tools for removal and installation. Ensure proper torque specifications are followed for mounting bolts and ball joint stud to maintain safety and performance. Alignment should be checked and adjusted after installation.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. This assembly is constructed from durable aluminum and rubber materials to provide long-lasting service. While specific warranty details are not provided here, Dorman typically offers limited warranties on suspension parts to cover defects in materials and workmanship.