YL series pneumatic roller Type Unit YL16C YL20C Min Working mass kg 9400 11600 Max.Working mass kg 16000 20000 Driving speed km/h I speed 3 4 II Speed 6 7.5 III Speed 12 14 IV Speed 24 Grade ability % 20 20 Min.turning radius mm 7500 8000 Min.Clearance mm 250 288 Rolling width mm 30 45 Rolling pressure Kpa 150-320 160-340 Tyre Specification 9.0-20-12PR 11.00-20-16PR Number 4 on front and 5 on rear Engine Model 4135K-2d 4135AK-4b Type Water cooling Water Rated Power kW 59 73.5 Rated speed r/min 1500 1500 Contour size Total length mm 4760 5090 Total width mm 2090 2350 Total height mm 3170 3240 Hydraulic oil tank capacity L 54 54 Fuel tank capacity L 90 120 Engine oil consumption g.kW/h 170 231.1