... .Number of gear1-2-3-4-5-6/1-2BrakeDisc brakesDriving wheel6:00-12 or 6:00-16 or Iron wheelclutchTwo pieces, single-acting ... , dry friction often joints.speeds(Driving wheel:stall-speed)6:00-12:1 ... -2.18,2-3.87,3-6.5,4-8.06,5-14 ... .31,6-24.03km/h 1-1.72,2-6.36km/h6:00-16:1-2.54,2 ...