The “newer” versions of Dune Racers have wheels where all four are the same physical size. but these models use two left side wheels and two right side wheels. The sticker with the model number of a Dune Racer is located inside the hood compartment.

Model numbers such as FFY09, FLP00, FLP16, FLP27, FLR09, FLR10, FLR11

The left side wheel part number is 3900-5903. The right side wheel part number is 3900-5904.