Front Right Upper Control Arm Assembly

Delphi TC7052 is a premium suspension control arm and ball joint assembly for the front right upper position. It is built for Mercedes-Benz S-Class and Maybach applications that need precise steering response, stable suspension geometry, and OE-style fitment.

Engineered with Delphi OE expertise, this assembly is tested for extreme temperature exposure and salt-spray resistance, with dimensional and material analysis used to support proper compatibility. The result is a front right upper control arm solution for select Mercedes-Benz Maybach S550, Maybach S600, S450, S560, S650, S550e, S600, and S-Class models.

• Part number: TC7052
• Front right upper suspension control arm and ball joint assembly
• Steel casting/forged construction with painted finish
• Pre-greased design with included bushings and dust boot
• Ball joint included with press-in mounting and threaded stud
• Adjustable design with mounting hardware and locking nut included
• Black rubber bushings and chloroprene rubber dust boot
• Non-greaseable, premium grade replacement component

Fitment Details

• Fits 2018 Mercedes-Benz Maybach S560, front right upper.
• Fits 2018 Mercedes-Benz Maybach S650, front right upper.
• Fits 2018 Mercedes-Benz S450, front right upper.
• Fits 2018 Mercedes-Benz S560, front right upper.
• Fits 2017 Mercedes-Benz Maybach S550, front right upper.
• Fits 2016-2017 Mercedes-Benz Maybach S600, front right upper.
• Fits 2014-2017 Mercedes-Benz S550, front right upper.
• Fits 2015-2017 Mercedes-Benz S550e, front right upper.
• Fits 2015-2017 Mercedes-Benz S600, front right upper.

What This Part Helps Address

• Loose or inconsistent front-end steering feel
• Clunking or knocking from the upper suspension area
• Uneven tire wear caused by worn suspension geometry
• Excess play from a failing ball joint or bushings
• Restoring alignment stability after suspension wear

Installation Notes

Install on the front right upper suspension position only. Because this assembly is adjustable and includes a press-in ball joint, proper suspension service tools and a professional alignment are recommended after installation. Verify vehicle application by year, model, and position before ordering. This part cross-references MOOG Chassis Products RK623922 for the same application.

Quality Assurance

Delphi applies OE-focused engineering and validation to its steering and suspension parts. TC7052 is evaluated for temperature extremes and salt-spray exposure, and its dimensions and materials are analyzed to support OE-style compatibility on select Mercedes-Benz Maybach and S-Class vehicles.