Abstract: The wheel includes a central hub suitable for mounting to an axle and a rigid annular outer rim supported on the hub by a plurality of elastomeric support assemblies to impart integral springing to the wheel, the elastomeric support assemblies including an annular elastomeric member located at its first and second ends by first and second mounting members one of which preferably is cup shaped to engage with the outer surface of the end of the elastomeric member and the other of which includes a frusto conical member to engage with the inside of the other end of the elastomeric member.