Delphi TC4551 Suspension Control Arm and Ball Joint Assembly - Front Lower Forward

Front Lower Forward Control Arm Assembly

Delphi TC4551 is a front lower forward suspension control arm and ball joint assembly for select Tesla 3 models from 2018 to 2022. It is built for the front lower forward position and follows Delphi’s OE-focused dimensional and material analysis for fit and function.

For Tesla 3 owners searching for a front lower forward control arm assembly, Delphi TC4551 provides an OE-style replacement backed by Delphi’s steering and suspension expertise.

Key Features

• Front lower forward suspension control arm and ball joint assembly
• Fits 2018-2022 Tesla 3, front lower forward
• OE-based dimensional and material analysis for application matching
• Tested for temperature extremes below -40 C and above 120 C
• Exposed to 720 hours of salt spray during validation
• Delphi part number TC4551 for direct catalog lookup

Detailed Description

Delphi TC4551 is a suspension control arm and ball joint assembly engineered for the front lower forward position on the Tesla 3. It is intended for 2018-2022 Tesla 3 applications and is built using Delphi’s OE knowledge from its original-equipment safety technology and aftermarket steering portfolio. The part number TC4551 is useful when cross-checking catalog listings for Tesla 3 front lower forward suspension service.

This part cross-references MOOG Chassis Products RK623785 and Mevotech Supreme CMS95131 for the same application.

Common Repair Uses

• Restoring front suspension geometry after wear in the lower forward arm
• Addressing looseness, clunking, or play from a worn ball joint assembly
• Replacing a damaged control arm from curb impact or road debris
• Correcting alignment issues tied to front lower suspension wear
• Renewing steering response on a Tesla 3 with front suspension service needs

Installation Notes

Verify the vehicle year, Tesla 3 model application, and front lower forward position before ordering. Compare the original part to Delphi TC4551 for mounting points, dimensions, and ball joint orientation prior to installation. After replacement, perform a professional wheel alignment to confirm suspension geometry.

Quality Assurance

Delphi validates this suspension component with temperature cycling from below -40 C to above 120 C and extended salt-spray exposure to evaluate corrosion resistance and durability. OE-based analysis helps support fitment consistency for the listed Tesla 3 applications.