The Traxxas X-Maxx 8S 4WD Brushless RTR Monster Truck brings the same unrelenting 4X4 power, mammoth size and award-winning innovation to the game that make X-Maxx the ultimate monster truck. When you add 30+ volts of extreme 8s power, X-Maxx 8S defies physics, unleashing jaw-dropping acceleration and 50+mph speeds. Engineered to conquer the most extreme terrain and take brutal real-world punishment in stride, X-Maxx is the definition of Traxxas Tough™. Traxxas engineers tossed conventional thinking out the window to bring loyal X-Maxx owners the most powerful Traxxas Monster ever developed. X-Maxx 8s is packed with 8s rated components engineered to handle the brutal torque and incredible speed. The Torque-Biasing Center Drive unit distributes the power for maximum wheels-up punch and unrelenting acceleration. Full steel-gear driveline, larger driveshafts, larger main bearings, strengthened bulkhead, heavy-duty ring and pinion gears, dual-fan motor cooling and more make this X-Maxx the ultimate monster. X-Maxx 8S Features: 30+ Volts of Extreme 8S Power Maxx Duty Drivetrain Torque-Biasing Center Drive 50+ MPH Out of the Box Specifications: Length: 29.84 inches (758mm) Front Track: 22.26 inches (540mm) Rear Track: 20.66 inches (525mm) Ground Clearance: 4 inches (102mm) Weight: 19.1lbs (8.66kg) Height (ride): 13.79 inches (350mm) Wheelbase: 18.92 inches (480mm) Skill Level: 6 Battery Tray: 197mm x 51.5mm x 44mm Needed To Complete: (4) "AA" Batteries (for transmitter) (2) 3S or (2) 4S LiPo Battery w/Traxxas iD Connector Compatible Battery Charger