Image Item No. Description By  4185c01 (Inv)  Technic Wedge Belt Wheel (Pulley) with Black Technic Wedge Belt Wheel Tire (4185 / 2815) Catalog: Parts: Wheel & Tire Assembly 1  6582c01 (Inv)  Wheel 20 x 30 Balloon Medium, with Black Tire 20 x 30 Balloon Medium (6582 / 6581) Catalog: Parts: Wheel & Tire Assembly 9  2695c01 (Inv)  Wheel 30mm D. x 13mm (13 x 24 Model Team), with Black Tire 13 x 24 Model Team (2695 / 2696) Catalog: Parts: Wheel & Tire Assembly 1  3482c03 (Inv)  Wheel with Split Axle Hole with Black Tire 17 x 43 (3482 / 3634) Catalog: Parts: Wheel & Tire Assembly 7