The rear wheels have a shock absorption function to reduce the vibration caused by factors such as uneven ground during the robot's driving The sweeping robot drives the wheels to automatically move in reverse when they encounter resistance, and cooperates with the front wheels to achieve the swaying mode The robot vacuum drive wheel provides the main forward power, and the tread design enhances grip and walks more smoothly The drive wheel of the sweeping robot helps the sweeping robot to achieve flexible steering through different rotational speeds Robot Left or Right wheel Motor ，Compatible for ilife V50 v55 V3s Pro v5s Pro V5s Plus robot Vacuum Cleaner Parts V5s wheel replacement