To provide a drive wheel for simultaneously rotating a wheel main body and a drive axle, or switching for not simultaneously rotating them.

This drive wheel 1 comprises the wheel main body 2, and the drive axle 90 for rotatably mounting the wheel main body 2. An engaged member 95 is fixed on the drive axle 90. The wheel main body 2 includes an engaging member 80 and a switching means 87 for switching between in an engaging position for engaging the engaging member 80 with the engaged member 95 of the drive axle 9, and in a non engaging position where the engaging member 80 is not engaged with the engaged member 95. Crank arms 91, 91 are formed on both sides of the drive axle 90.