Dorman 520-250 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 520-250 suspension control arm and ball joint assembly is engineered for reliable performance in Ford Cougar and Mercury Thunderbird vehicles. Designed with pre-greased components and included bushings, this assembly ensures smooth suspension operation and long-lasting durability.

• Pre-greased for immediate use and reduced maintenance
• Includes rubber bushings for effective vibration dampening
• Iron control arm with casting/forged construction for strength
• Ball joint installed with press-in mounting and pinch stud type
• Mounting hardware included for straightforward installation
• Compatible with Ford Cougar and Mercury Thunderbird models

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 520-250) features a light suspension grade type suitable for regular driving conditions. The control arm is constructed from durable iron with a black finish, measuring a maximum length of 237 mm and a width of 288.5 mm. It includes one mounting hole with a diameter of 12.3 mm, and the ball joint has a 14 mm thread diameter. Rubber bushings are included to reduce noise and absorb road shocks, while the ball joint is press-in mounted and installed with a pinch stud type for secure fitment. The assembly comes with all necessary mounting hardware, simplifying the replacement process.

Compatible Vehicles and Applications

This Dorman suspension control arm and ball joint assembly is specifically designed for use in Ford Cougar and Mercury Thunderbird models. It is ideal for addressing common suspension issues such as worn bushings, loose ball joints, and control arm damage, helping to restore proper steering and handling performance.

• Eliminates excessive suspension noise and vibration
• Corrects steering instability caused by worn components
• Replaces damaged or bent control arms
• Restores proper wheel alignment and tire wear
• Improves overall ride quality and vehicle control

Installation Notes and Tips

Installation of the Dorman 520-250 assembly requires basic suspension repair tools. Since the ball joint is pre-installed and the control arm is pre-greased, the assembly is ready for immediate installation. Ensure the mounting hole aligns correctly with the vehicle frame and torque all hardware to manufacturer specifications. Although grease fittings are not included, the pre-greased components reduce the need for additional lubrication during installation.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 520-250 control arm and ball joint assembly undergoes rigorous quality testing to ensure durability and performance. This product is backed by Dorman's limited warranty, providing coverage against defects in materials and workmanship under normal use.