Image Item No. Description By  6014ac01 (Inv)  Wheel 11mm D. x 12mm, Hole Round for Wheels Holder Pin with Black Tire 21mm D. x 12mm - Offset Tread Small Wide (6014a / 6015) Catalog: Parts: Wheel & Tire Assembly 1  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  30027bc01 (Inv)  Wheel 8mm D. x 9mm for Slicks, Hole Notched for Wheels Holder Pin with Black Tire Smooth Small Wide Slick (30027b / 30028) Catalog: Parts: Wheel & Tire Assembly 1