x2 6595C01Bright YellowWheel 36.8mm D. x 26mm VR with Axle Hole with Black Tire 56 x 30 R Balloon (6595 / 32180)
x2 41896C01Bright YellowWheel 43.2mm D. x 26mm Technic Racing Small, 3 Pin Holes with Black Tire 81.6 x 38 R Balloon (41896 / 45982)