The basis here – two made "mirror" in relation to each other, peeled up diameter 85 mm culled clutch disc with the appropriate slots. Tightened the three bolts M8, inserted into the holes, disks securely fixed pulley on the shaft. For the reliability component "hub" in addition to the fixed nut a bolt passing through a hole drilled in the shaft D = 8,5 mm. click to enlarge click to enlarge Fig. I. Micro tractor: 1 – front-wheel drive, 2 – bracket pivots, 3 – tie rod, 4 – front axle hinge device 5 – anterior part of the frame, 6 – front indicators, 7 – lights, 8 – hood with punching (shutters) for better ventilation, 9 – Engine 10 – Air Filter, 11 – Silencer, 12 – fuel tank, 13 resonator muffler, 14 – Instrument panel, 15 – gear lever, 16 – steering column with steering wheel, 17 – basic pedal brakes, 18 – arm of the central disk (parking) brakes, 19 – Seat (mounted on the back of the hind indicators), 20 – rear wing, 21 – driving wheels, 22 – Steering arms with longitudinal traction, 23 – V-belt clutch pedal 24 – front wing. Fig. 2. Kinematic diagram of the transmission: 1 – front-wheel 10.5 ', 2 – Engine UD-2, 3 – Engine output shaft with a pulley D1 = 110, 4 – mechanism dvuhruchevogo V-belt (B-1400T), clutch, 5 – a spring loaded swivel bracket with double roller D3 = 90, 6 – input shaft of the gearbox from the car GAZ-51 with a fortified it pulley D2 = 220, 7 – Transmission GAZ-51, 8 – disk center (parking) brake, 9 – Leading asterisk Z1 = 19 on the output shaft of the gearbox, driven sprocket 10 Z2 = 25, 11-rear (short) bridge UAZ-452, 12 – lead (rear) wheels from UAZ-452, 13 – Pulley D4 = 85, 14 – Tractor generator.