Features: 1) Full-assembled chassis 2) Powerful and hand-pulled 3) Engine equipped with the carburetor 4) Equipped with the accelerator pipe 5) Double wheel drive system, differential with the built-in gear of the rear wheel 6) Oil filled shock absorbers 7) Disc brake of rear wheels system 8) Precise functions of the rear brake guarantee the safety of racing car more effectively 9) There are four body fixed bars to fix the body on chassis more firmly. It is advantaged to improve the speed with the combination of the body and chassis 10) Prefects run on sandy, muddy or rocky ground Specifications: 1) Engine: single cylinder, two-strokes, air-cooled, 23cc 2) Max. speed: 45km/h 3) Torque: 1.7N.m / 4,600rpm 4) Power: 1.5kW / 4,600rpm 5) Fuel: petrol (93#) / engine oil mix (25:1 ratio) 6) Fuel tank capacity: 1.0L 7) Start method: pull start 9) Length: 920mm 10) Width: 390mm 11) Wheelbase (front/rear): 530mm 12) Weight: 9.00kg (engine weight: 2.10kg) 13) Tread (front/rear): 390mm 14) Wheel diameter (front/rear): 125 x 67mm 15) Radius of gyration: >200m 16) Gear rate: 1:5