Delphi TC7817 Suspension Control Arm and Ball Joint Assembly - Front Right Upper or Front Right Upper Forward

Delphi Suspension Control Arm and Ball Joint Assembly Overview

The Delphi TC7817 suspension control arm and ball joint assembly is designed for precise fitment on select Mercedes-Benz models. Engineered with durable materials and pre-greased components, this front right upper forward control arm ensures reliable suspension performance and handling.

• Pre-greased for immediate installation
• Includes natural rubber bushings for vibration dampening
• Threaded ball joint stud for secure attachment
• Constructed with casting and forging for strength
• Standard replacement grade for light suspension applications
• Compatible with multiple Mercedes-Benz models including C300, E350, and GLC300

Technical Details and Construction

The Delphi TC7817 control arm features a robust casting and forging construction, providing a balance of strength and durability suitable for light suspension grade use. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. It includes natural rubber bushings that help absorb road vibrations and reduce noise. The ball joint stud is threaded with a length of 61.5 mm, ensuring a secure and precise fit. The control arm measures up to 330 mm in length and 84 mm in maximum width, finished in a gray color that resists corrosion.

Compatible Mercedes-Benz Models

This suspension control arm and ball joint assembly is compatible with the following Mercedes-Benz vehicles: C300, C350e, C400, CLS450, E300, E350, E400, E450, GLC300, and GLC350e. It is specifically designed for the front right upper forward position, ensuring proper alignment and suspension geometry for these models.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Loose or failing ball joints leading to uneven tire wear
• Suspension noise or vibrations from degraded components
• Misalignment affecting vehicle handling and safety
• Replacement of corroded or bent control arms after impact

Installation Notes and Tips

Before installation, verify the part number TC7817 matches the vehicle’s OEM specifications. The assembly is pre-greased and does not require additional lubrication. Use appropriate torque specifications for mounting bolts and ball joint nuts. Since this part is not adjustable, ensure proper alignment is performed after installation. Inspect surrounding suspension components for wear during replacement.

Quality Assurance and Warranty

The Delphi TC7817 suspension control arm and ball joint assembly meets standard replacement grade requirements for light suspension applications. Manufactured with quality materials and tested for durability, this part supports reliable vehicle performance. Warranty coverage details should be confirmed with the parts provider or vehicle manufacturer.