Dorman 521-065 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Durable Suspension Control Arm and Ball Joint Assembly

The Dorman 521-065 suspension control arm and ball joint assembly is engineered for reliable performance in Jeep Commander and Grand Cherokee models. Designed with quality steel construction and pre-greased components, this assembly ensures smooth suspension operation and long-lasting durability.

• Pre-greased for immediate use without additional lubrication
• Includes rubber bushings for effective vibration dampening
• Steel control arm with a black finish for corrosion resistance
• Press-in ball joint with threaded stud for secure mounting
• Mounting hardware included for straightforward installation
• Compatible with Jeep Commander and Grand Cherokee vehicles

Product Features and Specifications

This suspension control arm and ball joint assembly (part number 521-065) features a light suspension grade type suitable for regular driving conditions. The control arm is made from forged and cast steel, measuring up to 288.5 mm in width and 237 mm in length, providing a robust framework for suspension stability. The assembly includes a press-in ball joint with a 14 mm threaded stud and a 12.3 mm mounting hole diameter, ensuring precise fitment. Rubber bushings are integrated to reduce noise and absorb shocks, while the included mounting hardware simplifies the replacement process.

Compatible Vehicles and Applications

This Dorman suspension control arm and ball joint assembly is specifically designed for Jeep Commander and Jeep Grand Cherokee models. It is ideal for addressing common suspension issues such as worn bushings, ball joint play, and control arm damage, helping to restore proper steering and handling performance.

• Eliminates excessive suspension noise and vibration
• Corrects uneven tire wear caused by faulty control arms
• Resolves steering instability due to worn ball joints
• Restores proper wheel alignment and suspension geometry

Installation Notes and Tips

Installation of the Dorman 521-065 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 maintenance needs during initial use.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-065 suspension control arm and ball joint assembly undergoes rigorous quality control to ensure durability and performance. While specific warranty details vary, Dorman typically offers limited warranties covering defects in materials and workmanship.