112 589 01 09 00 Spark plug wrench - WS15.00-P-0016A
WARNING: This page is about a different car, the 2009 Mercedes-Benz E350 and 2008 Mercedes-Benz E350. However, it is still accessible from the selected car via links, so may be relevant.
FG 05/15/Set A
ENGINE 112, 113, 137, 155, 166, 266, 271, 272, 273, 275, 902, 906
Use:
Spark plug wrench 5/8 (15.8 mm) with retaining spring and joint, 3/8 square drive, outer diameter 21.4 mm, length 97 mm
Also required for M112/113 commercially available extension 3/8 length 74 mm, e.g. Hazet 8821-3.