Stampede 4X4 is bigger and badder than ever with a new clipless body, extended chassis, and huge 5.3" Sledgehammer tires for an aggressive monster truck stance. Stampede's all-new BL-2s brushless power system delivers effortless power for all-day fun with an added boost of torque for terrain-shredding burnouts and powerful acceleration. Stampede 4X4 also comes standard with Traxxas' Extreme Heavy Duty Upgrade Kit to become the new standard for strength and durability.