This Genuine BMW Crankshaft Bolt 11-21-1-439-395 is a factory replacement for the crank hub assembly on BMW N52 and N54 engines. Designed to BMW’s exact specifications, this hex bolt ensures proper fitment, torque, and reliability when securing the crank hub.
Replacing the crankshaft bolt is critical during timing service, crank hub upgrades, or any major engine work to maintain engine integrity and prevent failure. As a genuine BMW component, the BMW Crankshaft Bolt 11-21-1-439-395 provides OEM-level durability and peace of mind for long-term performance.
BMW N52 Applications:
1 Series
2006-2011 E81/E82/E87/E88 125i / 135i
3 Series
2005-2011 E90/E91/E92/E93 325i / 325xi
2006-2013 E90/E91/E92/E93 328i / 328xi / 330i / 330xi
5 Series
2005-2010 E60/E61 525i / 525xi / 528i / 528xi / 530i / 530xi
2010-2011 F10/F11 528i
6 Series
2004-2007 E63/E64 630i
7 Series
2005-2008 E65/E66 730i / 730Li
X1 Series
2009-2015 E84 X1 xDrive25i / sDrive25i
2009-2015 E84 X1 xDrive28i / sDrive28i [Non-Turbo]
X3 Series
2006-2010 E83 X3 2.5si / 3.0i
2010-2012 F25 X3 xDrive28i [Non-Turbo]
X5 Series
2007-2010 E70 X5 xDrive30i
Z4 Series
2004-2008 E85/E86 Z4 2.5si / 3.0i / 3.0si
2009-2011 E89 Z4 sDrive23i / sDrive30i
BMW N54 Applications:
1 Series
2007-2010 E82/E88 135i
2011-2012 E82 1M
3 Series
2006-2010 E90/E91/E92/E93 335i
2011-2013 E92/E93 335is
5 Series
2008-2010 E60/E61 535i
7 Series
2009-2012 F01/F02 740i / 740Li
X6 Series
2008-2010 E71 X6 xDrive35i
Z4 Series
2009-2016 E89 Z4 sDrive35i
2010-2016 E89 Z4 sDrive35is
Alpina B3 Series
2007-2013 E90/E91/E92/E93 B3 Bi-Turbo
Alpina B3 S Series
2010-2013 E90/E91/E92/E93 B3 S Bi-Turbo
Alpina D3 Series
2008-2013 E90/E91/E92/E93 D3 Bi-Turbo