跑车主要性能： Features:1) Engine: 49.5cc, single cylinder, 4-stroke, air cooled2) N.W.: 82.5kg3) Fuel: unleaded petrol above No. 904) Ignition: CDI system5) Fuel tank capacity: 2.6L6) Starting system: electric starting and kick starting7) Transmission system: chain transmission8) Brake: front hydraulic disc brake and rear drum brake9) Front tire size: 80/80-1410) Rear tire size: 190/40-1311) Max. speed: 55km/h12) Max. load: 250 lbs13) Product size: 2240 x 710 x 930mm14) Battery: 12V/7Ah15) Shaft gap distance: 1720mm