Dorman 520-354 Suspension Control Arm and Ball Joint Assembly - Front Left Upper or Front Right Upper

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 520-354 suspension control arm and ball joint assembly is designed specifically for Jeep Liberty models. This pre-greased, iron control arm assembly includes a press-in ball joint with a threaded stud, providing a reliable replacement for your vehicle's suspension system.

• Pre-greased control arm and ball joint for immediate use
• Includes rubber bushings and mounting hardware for a complete installation
• Iron construction with casting/forged control arm type for durability
• Press-in ball joint with threaded stud (14 mm thread diameter) installed
• Compatible with Jeep Liberty suspension systems requiring a light suspension grade type

Detailed Product Description

This Dorman suspension control arm and ball joint assembly (part number 520-354) is engineered to meet the suspension needs of Jeep Liberty vehicles. The control arm is made from durable iron with a casting and forging process, ensuring structural integrity under regular driving conditions. It comes pre-greased and includes rubber bushings to absorb vibrations and reduce noise. The ball joint is press-in mounted and features a threaded stud for secure attachment. With one mounting hole measuring 12.3 mm in diameter, and control arm dimensions of 288.5 mm maximum width and 237 mm maximum length, this assembly is designed to match factory specifications closely.

Common Applications and Problem Resolution

• Replacement for worn or damaged suspension control arms on Jeep Liberty
• Addresses issues with loose or noisy ball joints affecting steering stability
• Resolves suspension misalignment caused by deteriorated bushings
• Improves handling by restoring proper suspension geometry
• Eliminates vibrations and uneven tire wear related to faulty control arms

Installation Notes and Tips

Installation of the Dorman 520-354 control arm and ball joint assembly requires basic suspension repair tools. Since the ball joint is pre-installed and pre-greased, no additional greasing is necessary during installation. Mounting hardware is included, simplifying the replacement process. Ensure the mounting hole aligns correctly with the vehicle’s frame and torque all fasteners to manufacturer specifications. This assembly is not adjustable, so precise fitment is essential for proper suspension performance.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 520-354 suspension control arm and ball joint assembly undergoes rigorous quality control to ensure durability and reliability. This product includes a limited warranty covering defects in materials and workmanship, providing confidence in your suspension repair.