Vehicle Type TC1 Engine Type V-Twin cylinder Transmission System shaft driving Bore x Stroke (mm) 49*66 Piston Displacement (cc) 249 Starter System electric start Lubrication SAE 15W / 40-SF Overall Length (mm) 2860 Overall Width (mm) 1220 Overall Hight (mm) 1080 Wheel Base (mm) 2200 Rear Track (mm) 970 Rider Capacity 2 Brake (Front/Rear) Disc brake Tyre, Front 110/90-16 Tyre, Rear 195/155 R15 Ignition Type CDI Climb Capacity(0c ) 45 Front Suspension reverse suspendion Rear Suspension spring Max. Speed (km/h) 90 cooling system air cooling This trike spectacularly designed and built to the highest quality and technology standards,and we use differential from car, independent different with drive shafts , 2 swing arms, so the vehicle has more substantial!