Scale: 1/5 1, Rovan 32CC full imitation Komatsu four o'clock fixed 2T petrol engine 2, China Boluo 668B carburetor 3, NGK Spark Plug 4, Taiwan balanced crankshaft 5, LT dominator resonance pipe exhaust system  6,800CC large volume tank 7, the body length x width x height LxWxH: 965x527x311mm 8, vehicle weight 20kg + 9, wheelbase 610mm 10, four-wheel drive shaft drive system 11, after the three-stage front differential system 12, the differential double disc mode 13, the front CVD drive axle, rear axle drive axle-head 14, short before the power output shaft, after a long drive shaft 15, CNC metal differential carrier 16, CNC metal clutch cup back cover 17, RC4G Chinese four-channel 2.4G remote control 18,50KG metal gear servos 7.4V year warranty throttle / brake 19,50KG7.4V servos metal gear steering servo year warranty 20,6V4500 mAh NiMH batteries Full metal hydraulic shock absorber around 21,7MM 22,4MM front and rear damping support tower 23, the vehicle is equipped with front and rear anti-roll bar group 24,5MMCNC large one-piece aluminum chassis 6061T6 25, high-strength nylon body parts  26, easy to disassemble nylon like really full roll cage protection 27,High-strength PC material type split four car shell 28, high-performance nylon wheel off-road tire broken nails