Dorman 526-289 Suspension Control Arm and Ball Joint Assembly - Front Left Lower Rearward, Front Lower Rearward or Front Right Lower Rearward

Overview of Dorman Suspension Control Arm and Ball Joint Assembly

The Dorman 526-289 suspension control arm and ball joint assembly is engineered for select Mercedes-Benz models, including the C43 AMG, CLS53 AMG, and GLC63 AMG. Designed to restore precise suspension geometry, this assembly ensures reliable handling and ride quality for your vehicle.

• Pre-greased for immediate use without additional lubrication
• Includes rubber bushings for effective vibration dampening
• Machined ball joint mounting with threaded stud for secure fitment
• Constructed from durable aluminum with a black finish
• Comes with mounting hardware and two mounting holes (14.3 mm diameter)
• Standard light suspension grade type suitable for OEM replacement
• Ball joint installed and included for convenience

Detailed Product Description

The Dorman 526-289 control arm and ball joint assembly is a casting/forged aluminum component designed to meet the suspension requirements of various Mercedes-Benz vehicles such as the C300, E350, and GLC300e. Its pre-greased ball joint with a 16 mm threaded stud diameter allows for smooth articulation and long-lasting performance. The assembly features rubber bushings that help absorb road vibrations and reduce noise, contributing to a more comfortable driving experience. With a maximum length of 410 mm and width of 140 mm, this control arm fits precisely within the suspension system, maintaining proper wheel alignment and handling characteristics.

Compatible Vehicles and Applications

• Mercedes-Benz C43 AMG, C300, C400, C450 AMG
• Mercedes-Benz CLS53 AMG, CLS350, CLS450
• Mercedes-Benz E43 AMG, E53 AMG, E300, E350, E400, E450
• Mercedes-Benz GLC43 AMG, GLC63 AMG, GLC250, GLC300, GLC300e, GLC350e

This assembly is ideal for addressing suspension issues such as worn control arms, loose or damaged ball joints, and degraded bushings that can cause uneven tire wear, poor handling, or steering instability.

Common Suspension Problems Addressed

• Excessive play or looseness in the suspension control arm
• Clunking noises during acceleration or braking
• Uneven tire wear due to misalignment
• Vibration or harshness transmitted through the steering wheel
• Reduced steering responsiveness or stability

Installation Notes and Tips

Installation of the Dorman 526-289 control arm and ball joint assembly requires basic suspension knowledge and proper tools. Since the ball joint is pre-installed and pre-greased, no additional lubrication is necessary during assembly. Ensure the mounting holes align correctly with the vehicle’s frame and suspension components. Torque all fasteners to manufacturer specifications to maintain safety and performance. It is recommended to perform a wheel alignment after installation to optimize handling and tire life.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards, providing reliable fit and function. The 526-289 assembly undergoes rigorous quality control to ensure durability and performance under normal driving conditions. 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 terms.