Image Item No. Description By  86652c01 (Inv)  Wheel 43.2mm D. x 18mm - Flush Axle Stem with Black Tire 62.4 x 20 S (86652 / 32019) Catalog: Parts: Wheel & Tire Assembly 1  44772c02 (Inv)  Wheel 56mm D. x 34mm Technic Racing Medium, 3 Pin Holes with Black Tire 94.8 x 44 R Balloon (44772 / 54120) Catalog: Parts: Wheel & Tire Assembly 1  4624c02 (Inv)  Wheel 8mm D. x 6mm with Black Tire 15mm D. x 6mm Offset Tread Small (4624 / 3641) Catalog: Parts: Wheel & Tire Assembly 1