General description 2pcs Front Lower Rearward Control Arm Left & Right Kit designed specifically for various models of the Mercedes-Benz S-Class (W221). This kit includes both the left and right control arms, ensuring a complete replacement for improved vehicle handling and performance. Technical specifications OE/OEM Reference Numbers: 2213306707, 2213308107, 2213306807, 2213308207, A2213308107, A2213306707, A2213308207, A2213306807, TC2333, TC2334, CMS101205, CMS101206, 1027055, 1027056 Compatibility and accessories Compatible with MERCEDES-BENZ S-CLASS (W221) models including: S 280 (08.06 - 12.13) S 350 (10.05 - 12.13) S 400 Hybrid (01.09 - 12.13) S 500 (10.05 - 12.13) S 600 (12.05 - 12.13) S 63 AMG (10.06 - 12.13) S 65 AMG (12.05 - 12.13) S 320 CDI (12.05 - 06.09) S 350 CDI (06.09 - 12.13) S 420 CDI / S 450 CDI (10.06 - 12.13) Installation Professional installation is highly recommended. Instructions are not included. Usage Designed to replace worn or damaged front lower control