Abstract: A non-pneumatic wheel assembly (10) which has an outer rim assembly (26), an inner vehicle hub connection member (11), a compartment located between the outer rim assembly (26) and the inner hub connection member (11) which has a plurality of spring elements (21, 22) wherein at least some of the spring elements (21, 22) are attached to the outer rim assembly (26) and/or the inner hub connection member (11) characterised in that the spring elements (21, 22) are oriented in opposed or counteracting orientations.