x1 553BBright YellowBrick, Round 2 x 2 Dome Top - Blocked Open Stud with Bottom Axle Holder x Shape + Orientation
x6 6014BC03Medium Stone GreyWheel 11mm D. x 12mm, Hole Notched for Wheels Holder Pin with Black Tire Offset Tread Small Wider, Beveled Tread Edge (6014b / 60700)
x4 4624C02Medium Stone GreyWheel 8mm D. x 6mm with Black Tire 15mm D. x 6mm Offset Tread Small (4624 / 3641)