Used to lock the crankshaft on BMW N47 & N57 diesel engines in BMW vehicles: 328d & 328d xDrive F30/F31 N47 2014-2015, 535d & 535d xDrive F10 2014-2015, 740Ld xDrive F02 2015, X3 xDrive 28d F25 N47 2015 and X5 35d & X5 xDrive35d F15 2012-2015. Fits: N47, N47S, N57, 328d, 535d, 740Ld, X3 328d & X5 335d