Main technical specifications for motor grader Model GR180 GR180CE Basical specifications Engine model 6CTAA8.3 D6114 QSB6.7 Rated power/ turning speed Kw/ rpm 138/ 2200 140/ 2200 144/ 2200 Dimension( mm) standard 9242* 2625* 3470 8900* 2625* 3300 Weight( kg) standard 15400kg 15400kg Work specifications Max.turning angle of front wheel 45' 50' Max.sloping angle of front wheel 17' 17' Max.swing angle of front axle 15' 15' Max.turning angle of vehicle frame 25' 27' Max.turning radius 7.8m 7.3m Blade Max. lifting height( mm) 450 450 Max. shovel depth ( mm) 500 500 Max. slope angle 90' 90' cutting-in angle 28' ~ 70' 28' ~ 70' Turning around angle 360' 360' Length* bowstring height ( mm) 3965* 610 3965* 610 Performance Forward speed km/ h 5, 8, 11, 19, 23, 38 5, 8, 11, 19, 23, 38 Back off speed km/ h 5, 11, 23 5, 11, 23 Max. draw power( f= 0.75) KN 79 79 Max. crawler ability 20% 20% Tyre puff pressure ( Kpa) 260 260 Work system pressure ( Kpa) 16 16 Transfer case pressure ( Kpa) 1.3-1.8 1.3-1.8