This Genuine BMW Crankshaft Bolt 11-21-7-614-270 (11217614270) is designed to secure the crank pulley and vibration damper to the crankshaft on BMW N20, N26, N55, and S55 engines. Manufactured to BMW’s strict specifications, this M18x1.5x108 bolt provides the proper fit and clamping force required to maintain engine reliability.
BMW recommends replacing this crankshaft bolt anytime it is removed during service, such as crank pulley replacement, vibration damper service, or engine rebuilds. Using a new, genuine BMW bolt ensures maximum strength, correct torque retention, and long-term durability.
Backed by a two-year BMW warranty, this crankshaft bolt guarantees OEM quality, fitment, and the latest design updates.
BMW N20 Applications:
1 Series
2011-2015 F20/F21 116i / 118i / 120i / 125i
2 Series
2014-2016 F22/F23 220i / 228i
3 Series
2012-2016 F30/F31 320i / 328i
2013-2016 F34 320i / 328i GT
4 Series
2013-2016 F32/F33 420i / 428i
5 Series
2011-2017 F10/F11 520i / 528i
2011-2017 F07 520i / 528i GT
X1 Series
2012-2017 E84 X1 sDrive20i / xDrive20i / xDrive28i
X3 Series
2012-2017 F25 X3 sDrive20i / xDrive20i / xDrive28i
X4 Series
2014-2016 F26 X4 xDrive20i / xDrive28i
X5 Series
2013-2014 F15 X5 xDrive25i / xDrive28i
Z Series
2011-2016 E89 Z4 sDrive20i / sDrive28i
BMW N26 Applications:
3 Series
2013-2016 F30/F31 320i / 328i / 328i xDrive
2014-2016 F34 328i / 328i xDrive GT
4 Series
2014-2016 F32/F33 428i / 428i xDrive
2014-2016 F36 428i / 428i xDrive Gran Coupe
5 Series
2012-2016 F10 528i / 528i xDrive
X1 Series
2013-2015 E84 X1 xDrive28i
X3 Series
2013-2017 F25 X3 xDrive28i
BMW N55 Applications:
1 Series
2010-2013 E82/E88 135i
2012-2016 F20/F21 M135i
2 Series
2014-2016 F22/F23 M235i
2016-2018 F87 M2
3 Series
2010-2015 E90/E91/E92/E93 335i
2012-2015 F30/F31/F34 335i
2015-2016 F30/F31 340i
4 Series
2013-2016 F32/F33/F36 435i
2016 F32/F33/F36 440i
5 Series
2010-2016 F10/F11 535i
2010-2017 F07 535i GT
6 Series
2011-2018 F12/F13/F06 640i Gran Coupe
7 Series
2012-2015 F01/F02 740i / 740Li
X1 Series
2013-2015 E84 X1 xDrive35i
X3 Series
2011-2017 F25 X3 xDrive35i
X4 Series
2014-2017 F26 X4 xDrive35i
2016-2017 F26 X4 M40i
X5 Series
2011-2018 E70/F15 X5 xDrive35i
X6 Series
2011-2019 E71/F16 X6 xDrive35i
ALPINA N55 Applications:
B3 Series
2013-2018 F30/F31 B3 Bi-Turbo
B4 Series
2014-2019 F32/F33 B4 Bi-Turbo
B5 Series
2010-2016 F10 B5 Bi-Turbo
B6 Series
2011-2018 F12/F13/F06 B6 Bi-Turbo Gran Coupe
BMW S55 Applications:
2 Series
2018-2020 F87 M2 Competition
3 Series
2012-2018 F80 M3
4 Series
2014-2020 F82 M4
2014-2020 F83 M4