A battery powered all terrain wheelchair includes a frame comprising a front portion, a rear portion, sides, a top portion and a bottom portion. A seat attaches to the top portion of the frame. At least one battery attaches to the frame. At least one motor attaches to the frame. The at least one motor is powered by the at least one battery. A controller, powered by the at least one battery, connects to the at least one motor. A plurality of caster assemblies attaches to the bottom portion of the frame. A plurality of wheels attaches to the plurality of caster assemblies including a set of rear wheels that are independently connected to the at least one motor.