Marathon 10x1.75" Semi-Pneumatic Tire on Wheel 10x1.75" Tire. 10" Tire Diameter. 1.75" Tire Width. Semi-Pneumatic Tire made of rubber. Ribbed Tread. No flats! 1.5313" Centered Hub. 1/2"-Inch Ball Bearings. Multi-purpose replacement tire. 150 lb load capacity. Not for highway use.