Delphi TC6404 Suspension Control Arm - Rear Right Rearward Upper

Delphi TC6404 Rear Suspension Control Arm

Delphi TC6404 is a rear suspension control arm built for the rear right rearward upper position on select Chrysler, Dodge, and related platforms. It combines steel and aluminum construction with a cataphoresis finish to support corrosion resistance and consistent OE-style fitment.

For drivers searching for a rear right rearward upper control arm for Chrysler 300, Dodge Challenger, or Dodge Charger, this Delphi replacement is built around dimensional and material analysis for accurate alignment with the original suspension layout.

Key Features

• Part number: TC6404
• Rear right rearward upper suspension control arm
• Steel and aluminum construction with casting/forged design
• Cataphoresis finish for added surface protection
• Natural rubber bushings included
• Standard replacement grade
• Not adjustable
• Ball joint not included
• Mounting hardware not included

Detailed Description

Delphi TC6404 is engineered as a suspension control arm for the rear right rearward upper position. It uses a steel and aluminum build with a silver finish and gray natural rubber bushings to match OE-style suspension geometry and ride characteristics. Delphi applies OE-level dimensional and material analysis to help ensure proper compatibility with the original part layout, while its testing process includes exposure to extreme temperatures and extended salt spray conditions for durability validation. If you need a rear suspension control arm for Chrysler 300, Dodge Challenger, or Dodge Charger applications, TC6404 is a direct replacement option to restore the rear suspension assembly.

This part cross-references Dorman OE Solutions 522-750 for the same application.

Common Problems This Part Can Address

• Rear suspension looseness or clunking from worn bushings
• Uneven rear tire wear caused by suspension geometry issues
• Rear-end instability during braking or cornering
• Excessive play in the rear right rearward upper control arm
• Corrosion-related replacement needs on the rear suspension

Installation Notes and Tips

Verify the rear right rearward upper position before installation and compare the original arm length and mounting points to the replacement part. Because mounting hardware is not included, inspect existing fasteners and replace any worn or damaged hardware as needed. A professional alignment is recommended after suspension work to confirm correct rear geometry and tire tracking.

Quality Assurance

Delphi backs this suspension control arm with OE-focused engineering and validation methods used across its steering and suspension portfolio. The part is tested for temperature extremes and salt spray exposure, and it is built using dimensional and material analysis to support consistent fit and performance.