Traxxas MAXX ULTIMATE is a ready-to-run Maxx Ultimate built for grass, dirt, jumps, and high-power monster-truck bashing. It uses 4S VXL brushless power with 4WD and includes factory aluminum upgrades, WideMaxx stance, long-travel suspension, clipless body, and heavy-duty driveline. The upgraded wide chassis turns strong 4S acceleration into stable handling and durable jump performance. Recommended power package (sold separately): one Traxxas 6700mAh 14.8V 4S iD LiPo battery and Traxxas EZ-Peak Live iD charger rated for 4S.