天剑250(天剑王)详细参数型号(型式)·Code JYM250-2 总长*总宽*总高·L*W*H 2025mm*760mm*1065mm座席高·Seat height 805mm轴距·Wheelbase --------1360mm最低离地距离·Minimum ground clearance --------175mm整备质量·Wet(with oil and a full fuel tank) --------152kg最高车速·Maximum speed --------123km/h最小转弯半径·Minimum turning radius --------2.4m发动机种类·Engine type --------空冷、4冲程·Air cooled, 4-stroke气缸数·Cylinder arrangement -------单缸·Single cylinder总排气量·Displacement --------249cm3缸径*行程·Bore & stroke -------74.0mm*58.0mm 压缩比·Compression ratio -------9.80:1最高功率·Maximum horse power -------15.4kW(7500r/min)最大扭矩·Maximum torque --------19.7Nm(6500r/min)启动方式·Starting system type --------电启动·Electric starter机油容量·Engine oil capacity --------1.5L油箱容量·Fuel tank capacity --------19.2L化油器型式/燃料供给·Carburetor Type/Fuel supply --------FI [燃料喷射方式·Fuel Injection] 点火方式·Ignition system type ---------T.C.I蓄电池容量·Battery voltage/capacity -------12V 6Ah 离合器形式·Clutch type ---------湿式多片手操纵·Wet, multiple-disc coil spring变速机形式·Transmission type --------常啮式前进5档返回·Constant mesh 5-speed变速比·Gear ratio ---------2.571/1.684/1.273/1.040/0.852车架形式·Frame type ---------双摇篮式·Double cradle轮胎规格(前/后)·Tire size(Front/Rear) --------100/80-17M/C 52S / 130/70-17M/C 62S制动装置形式(前/后)·Brake type(Front/Rear) ---------单盘式 / 鼓式·Single disc brake / Drum brake悬架方式(前/后)·Suspension type(Front/Rear) ---------伸缩式/连杆式单臂·Telescopic / Bottom link swing arm前灯、前位灯·Headlight、Auxiliary light --------12V、35W/35w*1、12V、5w*1
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