31 12 Control Arms and Struts

WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

CONTROL ARMS AND STRUTS-TIGHTENING TORQUE SPECIFICATIONS

		Type	Thread	Tightening specification	Measure
1AZ	Tension strut to front axle support	E81, E82, E87, E88, E90/REAR END, E91/REAR END, E92/REAR END, E93	M12 8.8	Replace locking nut tighten in normal position
				Jointing torque	68 Nm
				Torque angle	90°
		E81, E82, E87, E90/REAR END, E91/REAR END, E92/REAR END, E93	M12 10.9	Replace nut tighten in normal position
				Jointing torque	100 Nm
				Torque angle	90°
2AZ	Tension strut to swivel bearing	E81, E82, E87, E88, E90/REAR END, E91/REAR END, E92/REAR END, E93	M14	Replace nut	165 Nm
3AZ	Control arm to front axle support	E81, E82, E87, E88, E90, E91, E92, E93	M12 8.8	Replace nut tighten in normal position
				Jointing torque	68 Nm
				Torque angle	90°
		E81, E82, E87, E90/REAR END, E91/REAR END, E92/REAR END, E93	M12 10.9	Replace nut tighten in normal position
				Jointing torque	100 Nm
				Torque angle	90°
4AZ	Control arm to swivel bearing	E81, E82, E87, E88, E90/REAR END, E91/REAR END, E92/REAR END, E93	M14	Replace nut	165 Nm
		E90/Four Wheel Drive, E91/Four Wheel Drive, E92/Four Wheel Drive	M14	Replace nut	80 Nm
5AZ	Compression strut to front axle carrier	E90/Four Wheel Drive, E91/Four Wheel Drive, E92/Four Wheel Drive	M12	Replace nut tighten in normal position
				Jointing torque	68 Nm
				Torque angle	90°
6AZ	Compression strut to guide joint	E90/Four Wheel Drive, E91/Four Wheel Drive, E92/Four Wheel Drive	M14	Replace nut	80 Nm
7AZ	Guide joint to swivel bearing	E90/Four Wheel Drive, E91/Four Wheel Drive, E92/Four Wheel Drive	M10	Recut thread Replace screws	60 Nm