Dirt bike 90CC with EPA Specification: Dimension ((L?B?H)mm):1380?745?930 Wheel base (mm):1010 Min.Ground Clearance (mm): 200 Dry Weght: 56kg Engine Type:Single-cylinder,air-cooled,four-stroke Bore?Stroke: 47mm?49.5mm Displacement: 85.9ml Maximum Power: 4.4kw/7500r/min Maximum Torque: 5.5N.m/4500r/min Clutch: Wet multi-plate Lubrication: Pressure/ splash Start: Kick start Ignition: C.D.I Max. Speed (km/h): ≥55km/h Economical Fuel Consumption (l/100km): ≤1.9L /100km Front Type Size and Air Pressure: 2.5*10/175KPa Rear Type Size and Air Pressure: 2.5*10 /200Kpa Climbing Ability (°): ≥12° Exhaust Index: CO≤3.8%;HC≤800ppm Start Performance: ≤15s Brake Performance: ≤7m/30km/h Approval: EPA