Delphi TC2138 Suspension Control Arm and Ball Joint Assembly - Rear Right Upper

Delphi Rear Right Upper Suspension Control Arm for Mercedes-Benz

The Delphi TC2138 suspension control arm and ball joint assembly is designed specifically for rear right upper positioning on select Mercedes-Benz models. Engineered to meet standard replacement requirements, this component ensures reliable suspension performance for your ML55 AMG, ML320, ML350, ML430, or ML500.

• Pre-greased for immediate installation and reduced maintenance
• Includes grease fitting for convenient lubrication
• Equipped with neoprene rubber bushings for durability and noise reduction
• Press-in ball joint mounting type for secure fitment
• Constructed from casting/forged 6082 aluminum alloy for strength and corrosion resistance
• Standard replacement grade for dependable suspension function
• Control arm finished in white for corrosion protection

Durable Construction and Design Features

The Delphi TC2138 control arm assembly combines a forged and cast 6082 aluminum alloy construction, providing a balance of strength and lightweight performance. The included neoprene rubber bushings help absorb vibrations and reduce road noise, enhancing ride comfort. This assembly comes pre-greased and includes a grease fitting, allowing for easy maintenance and extended service life. The press-in ball joint mounting ensures a secure and precise fit on the rear right upper suspension of compatible Mercedes-Benz ML series vehicles.

Compatible Mercedes-Benz Models

This suspension control arm and ball joint assembly is compatible with the following Mercedes-Benz models: ML55 AMG, ML320, ML350, ML430, and ML500. It is designed specifically for the rear right upper position, ensuring proper fit and function within the suspension system.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing excessive play or noise
• Faulty ball joints leading to steering instability or uneven tire wear
• Corroded or weakened control arm structure affecting suspension alignment
• Difficulty maintaining proper suspension geometry and handling
• Increased vibration and road noise due to degraded components

Installation Notes and Tips

Installation of the Delphi TC2138 control arm assembly requires standard suspension tools and mechanical knowledge. Since the part comes pre-greased and includes bushings and a grease fitting, additional lubrication is minimal but recommended during installation. Note that mounting hardware is not included and should be reused or replaced as necessary. Ensure proper torque specifications are followed to maintain suspension integrity and safety.

Quality Assurance and Warranty

Delphi suspension components meet industry standards for standard replacement parts, providing reliable performance and durability. The TC2138 assembly undergoes rigorous quality control to ensure fitment and function for Mercedes-Benz ML series vehicles. Warranty coverage details should be confirmed with the point of purchase or Delphi directly.