Yamaha BIG BEAR 400 Owner's Manual page 143

1. Tapered nut
2. Lower the ATV so that the wheel is on the
ground.
3. Tighten the wheel nuts to the specified
torque.
Wheel nut torque:
Front: 64 Nm (6.4 m·kgf, 46 ft·lbf)
Rear: 55 Nm (5.5 m·kgf, 40 ft·lbf)
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