chain drive underbone motorcycle for city commuting

{"cid":"91224930","title":"1255mm Wheel Modified Underbone Motorcycle 78km\/H Commuter Motorcycle","imgUrl":"https:\/\/img.chinax.com\/nimg\/f0\/1e\/7d856c804b3f5cf333b1437f25dc-200x200-1.jpg","attrs":{"Price":"Price negotiable","Brand Name":"ZFYC","Model Number":"XY1-B","Minimum Order Quantity":"200","Delivery Time":"5-12 weeks","Place of Origin":"CHINA","Payment Terms":"L\/C,T\/T","Supply Ability":"1000Unit\/Month","Packaging Details":"CKD,SKD,CBU","Engine Type":"Single-cylinder, horizontal, air-cooled","Displacement":"107 cc","Max. Power":"5.2 kW @ 8,000 \u00b1 500 rpm","Max. Torque":"7.2 N\u00b7m @ 5,000 \u00b1 500 rpm","Transmission":"4-speed, semi-automatic clutch","Front Suspension":"Telescopic hydraulic fork"}}