Dorman 520-169 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-169 suspension control arm and ball joint assembly is engineered for reliable performance in select Buick, Cadillac, Oldsmobile, and Pontiac models. Designed to meet suspension grade requirements, this assembly offers a pre-greased, bolt-in ball joint and includes all necessary mounting hardware for straightforward installation.

• Pre-greased ball joint for immediate use
• Includes rubber bushings for vibration dampening
• Aluminum control arm with casting/forged construction
• Bolt-in, threaded ball joint stud for secure fitment
• Mounting hardware included for complete assembly
• Compatible with Buick Aurora, Cadillac DeVille, Seville, Oldsmobile Aurora, Pontiac Bonneville, LeSabre, Park Avenue, and Riviera

Product Features and Specifications

This Dorman suspension control arm and ball joint assembly (part number 520-169) features a light suspension grade type suitable for regular driving conditions. The control arm is constructed from durable aluminum with a black finish, measuring up to 288.5 mm in width and 237 mm in length. The assembly includes rubber bushings to reduce noise and vibration, and the ball joint is pre-installed with a 14 mm threaded stud and a 12.3 mm mounting hole diameter. The bolt-in mounting type ensures a secure and precise fit without the need for grease fittings.

Compatible Vehicle Applications

This control arm and ball joint assembly is compatible with various GM vehicles, including:

• Buick Aurora
• Cadillac DeVille and Seville
• Oldsmobile Aurora
• Pontiac Bonneville, LeSabre, Park Avenue, and Riviera

Ensure compatibility by verifying your vehicle's make and model before installation.

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 issues affecting vehicle handling
• Corroded or weakened control arm components

Installation Notes and Tips

The Dorman 520-169 assembly comes with all necessary mounting hardware and is designed for bolt-in installation. Since the ball joint is pre-greased and installed, no additional lubrication is required during assembly. It is recommended to have a professional alignment performed after installation to ensure proper suspension geometry and vehicle handling.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 520-169 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and performance. Please refer to Dorman's warranty policy for specific coverage details.