All tires come with ball bearings and white finished wheels. Tire is 15.5in. O.D. Tire Type Pneumatic, Rim Size in. 8, Tread Type Ribbed, Outside Diameter in. 15.5, Rim Included Yes, Load Capacity lbs. 350, Tire Size 15.5 x 4.80/4.00-8in., Bearings Included Yes, Tubeless Tire Yes, Hub Width in. 6, Bore Diameter in. 3/4.