GFM 3004hp big farm tractor use Shangchai six cylinder engine, turbocharger, inter-cooling, 12 hours rated power: 220kw, fully enclosed drive cabin, air heater, air conditioner, Fast Transmission, 27F+9R gears, synchronizer shift, unit frame chassis, driving system with modularized structure, famous international brand front axle，construction machinery rear axle, caliper disc brake, power output shaft rotation speed: 540/1000 r/min, fully hydraulic front wheel steering, three groups of single/dual action hydraulic output, plough depth control method by position, floating control, and suspension mechanism of rear-mounted Category III.Shangchai six cylinder engine, turbocharger, inter-cooling, 12 hours rated power: 221kw, fully enclosed drive cabin, air heater, air conditioner, self developed Transmission, 16F+4R gears, synchronizer shift, unit frame chassis, driving system with modularized structure, famous international brand front axle，construction machinery rear axle, caliper disc brake, power output shaft rotation speed: 540/1000 r/min, fully hydraulic front wheel steering, three groups of single/dual action hydraulic output, plough depth control method by position, floating control, and suspension mechanism of rear-mounted Category III.