2009-2016 BMW Z4 Alternator Torque Specs

3.0L I6

Applies to 2009, 2010, 2011, 2012, 2013, 2014, 2015, and 2016 BMW Z4

Labor Time:2 hours

Torque Values (10 specifications)

Component	Nm	lb-ft	Notes
⚠️ Alternator Mounting Bolts	50	37	—
Alternator Pivot Bolt	25	18	—
⚠️ Battery Cable Nut	14	11	—
Battery Terminal Bolts	6	4	Do not overtighten
Bracket Bolts	22	16	—
Connector Screws	4	3	—
⚠️ Ground Bolt	14	11	—
⚠️ Ground Strap Bolt	14	10	Clean contact surfaces
⚠️ Mounting Bolts	35	26	—
Serpentine Belt Tensioner	55	41	—

The primary torque specification for alternator on a 2009-2016 BMW Z4 is 50 Nm (37 lb-ft).

There are 10 torque specifications for alternator on the 2009-2016 BMW Z4 3.0L I6, covering all related fasteners and components.