How do you change polaris scrambler 400 4x4 wheel bearing?

To change the wheel bearing on a Polaris Scrambler 400 4x4, first, lift the ATV and secure it on jack stands. Remove the wheel and brake caliper, then take off the hub assembly by unscrewing the axle nut. After that, remove the old bearing from the hub using a bearing puller or hammer, then press in the new bearing and reassemble all components in reverse order. Make sure to properly torque all bolts and nuts to manufacturer specifications.