Dorman 524-312 Suspension Control Arm and Ball Joint Assembly - Front Right Lower Rearward

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 524-312 suspension control arm and ball joint assembly is engineered for select Mercedes-Benz models, including the C230, C250, C300, C350, E350, and E400. Designed with durability and performance in mind, this assembly provides a reliable solution for maintaining proper suspension geometry and vehicle handling.

• Pre-greased for immediate use and reduced maintenance
• Includes rubber bushings for vibration dampening
• Steel construction with casting/forged control arm type for strength
• Press-in ball joint with threaded stud for secure mounting
• Compatible with Mercedes-Benz C and E-Class models (C230, C250, C300, C350, E350, E400)
• Mounting hardware included for straightforward installation
• Control arm dimensions: maximum length 237 mm, maximum width 288.5 mm

Detailed Product Description

The Dorman 524-312 suspension control arm and ball joint assembly is a light suspension grade component designed to restore the original suspension performance of your Mercedes-Benz vehicle. Constructed from durable steel with a casting and forging process, this control arm offers structural integrity and resistance to wear. The assembly comes pre-greased, eliminating the need for initial lubrication and ensuring smooth operation from the start. Rubber bushings are included to absorb road vibrations and reduce noise, enhancing ride comfort.

The ball joint is press-in mounted and features a threaded stud with a 14 mm thread diameter, providing a secure and reliable connection to the suspension system. This assembly is designed with one mounting hole of 12.3 mm diameter, matching factory specifications for a precise fit. The black finish on the control arm offers corrosion resistance and a clean appearance under the vehicle.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is compatible with the following Mercedes-Benz models:

• Mercedes-Benz C230
• Mercedes-Benz C250
• Mercedes-Benz C300
• Mercedes-Benz C350
• Mercedes-Benz E350
• Mercedes-Benz E400

It is designed to replace worn or damaged control arms and ball joints, restoring proper suspension alignment and handling characteristics.

Common Issues Addressed by This Assembly

• Excessive suspension noise or clunking during driving
• Uneven tire wear caused by misaligned suspension components
• Loose or unstable steering feel
• Vibration or harshness transmitted through the suspension
• Worn ball joints leading to compromised vehicle control

Installation Notes and Tips

Installation of the Dorman 524-312 suspension control arm and ball joint assembly requires basic suspension system knowledge and appropriate tools. Since the ball joint is pre-installed and the control arm is pre-greased, the assembly is ready for immediate installation. Ensure the vehicle is securely lifted and supported before beginning work. Torque all mounting hardware to manufacturer specifications to maintain safety and performance. Alignment check and adjustment after installation is recommended to ensure proper 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 524-312 assembly undergoes rigorous quality control to ensure durability and reliability. While specific warranty details are not provided here, Dorman typically offers limited warranties on their suspension parts. Consult product documentation or the manufacturer for exact warranty terms.