Blast into brushless truck bashing with the scale realism, dirt-chucking performance, and 50+ mph speed potential of the ARRMA BIG ROCK 223S BLX 4X4. Advance from 2S to 3S power as your experience grows - without buying upgrades or changing vehicles. Key Features - 2S and 3S ready, for brushless beginner to pro-level speeds - Spektrum DSC (Dynamic Stability Control) and throttle limiting keep you in control - Heavy-duty transmission and all-terrain suspension - Detailed truck body with clipless body retention system - Ready-to-run - just add battery and charger In The Box - (1) BIG ROCK 223S BLX 4X4 1/10 Scale Crew Cab Monster Truck RTR - (1) Spektrum SLT 80A 2-in-1 Waterproof k Experience exciting brushless truck bashing in a scaler look with the ARRMA BIG ROCK 223S BLX 4X4, which reaches up to 80 km/h. Increase performance from 2S to 3S without having to buy upgrades or a new vehicle. DSC: Dynamic Stability Control helps beginners better control high-speed brushless power by automatically making steering corrections to promote safety and confidence. Experienced drivers can turn off the DSC to use their learned skills without assistance. The high-performance metal gear differential transfers the power of the Spektrum 3100Kv brushless motor to all four wheels and ensures reliable performance on any terrain. The drive system is well protected and allows fast driving through demanding terrain. The independent suspension and oil-filled struts absorb even the toughest impacts, while the adjustable ride height increases ground clearance for uneven terrain. So you can optimally adapt the vehicle to different conditions. Included parts: (1) BIG ROCK 223S BLX 4X4 1/10 Scale Crew Cab Monster Truck RTR, (1) Waterproof Spectrum SLT 80A 2-in-1 2S/3S ESC & Receiver Unit with DSC, (1) Spectrum 3100Kv Brushless Motor, (1) Spectrum SLT3 2.4 GHz GHz GHz remote control, ( 1) Waterproof Spectrum S662 25T digital servo with metal gear, (4) AA batteries, (1) user manual, Manufacturer: Horizon Hobby