Patent ID: 8567877

Claim:
A rubber crawler comprising: a rubber crawler body having an endless belt shape and comprising a left-right pair of rolling wheel passing surfaces on the inner circumferential surface thereof; a steel cord layer in which a plurality of steel cords extending in a crawler circumference direction are embedded in the rubber crawler body so as to be arranged in the crawler width direction; a plurality of bias reinforcing layers that is disposed on the outer circumferential side of this steel cord layer in the rubber crawler body; and a rubber layer disposed between an innermost reinforcing layer that is positioned on the innermost side of the plurality of bias reinforcing layers and the steel cord layer, at least at positions corresponding to the end portions of the innermost reinforcing layer in the crawler width direction, wherein the left-right pair of rolling wheel passing surfaces are disposed on the inner circumferential surface of the rubber crawler body at positions corresponding to the respective end portions in the crawler width direction of the steel cord layer and the plurality of bias reinforcing layers, wherein the rubber layer is formed with a material that has a loss tangent that is lower than the loss tangent of the material that forms the rubber crawler body.