This is the factory BMW tool to remove the front crankshaft seal on N54 engines. If you're overhauling the front timing cover and replacing the seal on your 2008-2010 E82 135i, 2011 E82 1M, 2007-2010 E90/E92/E93 335i, 2011-2013 E92 335is, 2008-2010 E60 535i, and 2009-2014 E89 Z4 35i/35is.
BMW Fitments:
1 Series
E82 / E88 (08-13) > 135i N54 (08-10)
E82 / E88 (08-13) > 1M (11-12)
3 Series
E90 / E91 / E92 / E93 (06-13) > 335i N54 (07-10)
E90 / E91 / E92 / E93 (06-13) > 335is N54
E90 / E91 / E92 / E93 (06-13) > 335xi N54 (07-10)
5 Series
E60 / E61 (04-10) > 535i
E60 / E61 (04-10) > 535xi
Z Series
E89 Z4 (2009-2016) > Z4 sDrive35i
E89 Z4 (2009-2016) > Z4 sDrive35is