SKP SK522243 Suspension Control Arm and Ball Joint Assembly - Front Left Lower Rearward

Front Left Lower Rearward Control Arm Assembly

Restore steering response and suspension control with the SKP Suspension Control Arm and Ball Joint Assembly, part number SK522243. This OE-style replacement combines the control arm and a pre-installed ball joint for a direct service solution on select Mercedes-Benz S-Class models.

• OE-spec replacement for the front left lower rearward suspension position
• Pre-installed ball joint for streamlined service
• Built to meet or exceed OE specifications
• Direct-fit design for select Mercedes-Benz S350, S400, S450, S500, S550, S600, S63 AMG, and S65 AMG applications
• Cross-references Dorman OE Solutions 522-243 and MOOG RK621763 for the same application

Detailed Product Overview

The SKP SK522243 is a suspension control arm and ball joint assembly for the front left lower rearward position on select Mercedes-Benz S-Class vehicles. It is engineered as a complete replacement assembly to help restore proper wheel control, suspension geometry, and road feel after wear in the original component. This part is listed for 2007-2013 Mercedes-Benz S550, 2007-2013 Mercedes-Benz S600, 2007-2013 Mercedes-Benz S65 AMG, 2008-2012 Mercedes-Benz S63 AMG, 2008-2011 Mercedes-Benz S450, 2007-2011 Mercedes-Benz S500, 2010-2013 Mercedes-Benz S400, 2012-2013 Mercedes-Benz S350, and 2013 Mercedes-Benz S63 AMG, with application notes for vehicles without Active Suspension Steering and, on certain listings, without Armored Body Equipment or without Active Body Control (ABC).

What It Helps Address

• Front-end looseness or reduced steering precision
• Clunking or knocking from the front left suspension area
• Uneven tire wear caused by worn suspension geometry
• Excessive play from a worn ball joint or control arm bushing wear
• Handling instability on Mercedes-Benz S-Class models

Installation Notes

Verify the vehicle’s suspension configuration before ordering, especially Active Suspension Steering, Armored Body Equipment, and Active Body Control (ABC) notes. Confirm the front left lower rearward position and compare the original part number and mounting points before installation. Professional alignment is recommended after suspension component replacement.

Quality Assurance

SKP manufactures this assembly to meet or exceed OE specifications for fit and performance. The SK522243 is built as a direct replacement for select Mercedes-Benz S-Class applications, including Mercedes-Benz S550 and Mercedes-Benz S600 models, to support consistent suspension operation after service.