Dorman 520-153 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-153 suspension control arm and ball joint assembly is engineered for reliable performance in select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles. Designed to restore proper suspension function, this assembly comes pre-greased and includes all necessary bushings and mounting hardware for a straightforward installation.

• Pre-greased control arm and ball joint for immediate use
• Includes rubber bushings to reduce vibration and noise
• Steel construction with casting/forged control arm for strength
• Bolt-in ball joint with threaded stud for secure mounting
• Mounting hardware included for complete assembly replacement
• Compatible with Buick Achieva, Cadillac Cimarron, Chevrolet Cavalier, Oldsmobile Firenza, Pontiac Grand Am, and related models

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 520-153) is designed with a light suspension grade type suitable for regular driving conditions. The control arm measures up to 288.5 mm in width and 237 mm in length, finished in black for corrosion resistance. The assembly includes a single mounting hole with a diameter of 12.3 mm, and the ball joint features a 14 mm threaded stud for bolt-in installation. Rubber bushings are pre-installed to help absorb road shocks and maintain suspension alignment.

Compatible Vehicles and Applications

This Dorman control arm and ball joint assembly is compatible with various GM models, including Buick Achieva, Cadillac Cimarron, Chevrolet Cavalier, Oldsmobile Firenza, Pontiac Grand Am, and other related vehicles such as the Calais, Corsica, Cutlass Calais, J2000 Sunbird, Skyhawk, Skylark, and Sunbird. It is 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
• Ball joint wear leading to uneven tire wear or clunking noises
• Loose or broken mounting hardware affecting suspension alignment
• Vibration and noise from deteriorated suspension components
• Reduced handling performance due to compromised control arm integrity

Installation Notes and Tips

The Dorman 520-153 assembly comes pre-greased and includes all necessary mounting hardware, simplifying the replacement process. The bolt-in ball joint with a threaded stud allows for secure attachment without the need for additional grease fittings. It is recommended to verify vehicle compatibility before installation and to follow manufacturer torque specifications for mounting bolts. Professional installation is advised to ensure proper suspension alignment and safety.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards, providing reliable performance and durability. This control arm and ball joint assembly undergoes rigorous quality checks to ensure fitment and function. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship. Consult product documentation for exact warranty terms.