Dorman 521-860 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 521-860 suspension control arm and ball joint assembly is designed specifically for Honda Prelude models. This pre-greased, steel control arm assembly offers a reliable replacement solution for light suspension grade applications, ensuring proper vehicle handling and alignment.

• Pre-greased for immediate use without additional lubrication
• Includes rubber bushings for vibration dampening
• Press-in ball joint with threaded stud for secure mounting
• Constructed from durable steel with a black finish
• Mounting hardware included for straightforward installation
• Compatible with Honda Prelude suspension systems

Detailed Product Description

The Dorman 521-860 control arm and ball joint assembly is engineered from forged and cast steel, providing strength and durability required for regular suspension use. The assembly features a single mounting hole with a diameter of 12.3 mm and a maximum control arm length of 237 mm, designed to match the original equipment specifications for Honda Prelude vehicles. The rubber bushings included help reduce road noise and absorb shocks, contributing to a smoother ride. The ball joint is pre-installed and features a threaded stud with a 14 mm thread diameter, allowing for secure attachment to the suspension system. This assembly is pre-greased, eliminating the need for additional lubrication during installation, although it does not include a grease fitting.

Common Applications and Problem Resolution

• Replacement of worn or damaged suspension control arms on Honda Prelude
• Correction of uneven tire wear caused by faulty control arm bushings
• Restoration of proper steering alignment and vehicle handling
• Elimination of clunking noises from loose or failing ball joints
• Improvement of ride comfort by addressing suspension component wear

Installation Notes and Tips

When installing the Dorman 521-860 suspension control arm and ball joint assembly, ensure the vehicle is securely lifted and supported. Since the ball joint is press-in type with a threaded stud, proper torque specifications should be followed to avoid premature wear or failure. The assembly comes pre-greased, so no additional lubrication is necessary before installation. Verify that the mounting hole aligns correctly with the vehicle’s suspension points to ensure a proper fit. It is recommended to have a professional alignment performed after installation to maintain optimal handling and tire wear.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-860 control arm and ball joint assembly undergoes rigorous quality control to ensure durability and performance. While specific warranty details are not provided here, Dorman typically offers limited warranties on their suspension parts. Consult product documentation or the manufacturer’s website for exact warranty terms.