Kyosho’s biggest, most powerful truck is the 1992 4WD 1/8 scale USA-1 Nitro Crusher- source of the hottest speeds, longest run times and most authentic monster roar! It features a flat-pan aluminum chassis, nylon double wishbones, heavy-duty shaft drive, 3 gear differentials,8 oil shocks and more. The technique was based on the Kyosho Burns 1/8th scale offroad Buggy. This monster truck is solid as a tank