Ariens Wheel Bearing Part Number 05408000. This is a quality after market ball bearing. The measurements for this bearing are outside diameter: 1.38", inside diameter: 0.50, width: 0.437".
Bobcat Bearing Kit fits # DOP72-795, includes open cage bearing and two bushings. Bearing size: 1-3/8" OD x 5/8" ID x 3-1/4" L. Bushing size : 1-3/8" OD x 5/8" ID.