31 21 Wheel Bearings and Steering Knuckle
WHEEL BEARINGS AND STEERING KNUCKLE - TIGHTENING TORQUES SPECIFICATION
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Collar nut (bearing unit) | E24 / from 5.82, E28, E30, E31, E32, E34, E36, E38, E46, E85, E86 | 290 Nm | ||
| E67 | 420 Nm | |||
| 2AZ Drive flange to axle shaft | E30 / Four Wheel Drive, E34 / Four Wheel Drive | Replace collar nut | 250 Nm | |
| E46 / Four Wheel Drive, E53, E60 / Four Wheel Drive, E61 / Four Wheel Drive, E67, E83 | Replace collar nut | 420 Nm | ||
| 3AZ Castle nut - adjustment specification | E12, E21, E23, E24 / from 5.82 | Observe repair instruction. | ||
| 4AZ Steering knuckle to spring strut | E36 | M12 x 20 | Replace screws | 107 Nm |
| E36 | Fitting screw M12 x 42 | 107 Nm | ||
| E39 | Screw with flange M12 x 1.5 x 95 | 81 Nm | ||
| E38, E46, E85, E86 | M12 | Replace screw | 81 Nm | |
| 5AZ Bearing unit on swivel bearing | E39, E52, E60 / REAR END, E61 / REAR END, E63, E64, E65, E66 | Replace screws | 110 Nm |