240 589 00 10 00 Socket - WS35.00-P-0205B
WARNING: This page is about a different car, the 2009 Mercedes-Benz CLK350 and 2008 Mercedes-Benz CLK350. However, it is still accessible from the selected car via links, so may be relevant.
FG 35/Set B
MODEL 215.376, 220.176, 230.476, 240
Use:
Socket wrench bit for loosening/tightening the threaded connection of the propeller shaft when removing/installing.
NOTE:
Torx T 60, 1/2" square drive.

Courtesy of MERCEDES-BENZ USA