DEERE 620G MOTOR GRADERS

Technical Description

The 2019 John Deere 620G Motor Grader delivers robust performance with a net power of 215 hp (160 kW) and an operating weight of approximately 18,325 kg (40,400 lb). Equipped with a 14-foot moldboard, the grader offers efficient wide coverage for precision earthmoving and road construction tasks. Its PowerTech PSS 6.8L turbocharged, charge-air cooled engine provides a net torque rise of 40%, enhancing power delivery and lugging ability. The transmission includes 6 forward and 3 reverse gears, enabling a maximum forward speed of about 31 mph and a reverse speed of 25 mph. The grader features hydraulic power-frame articulation and a maximum front steering angle of 47.5°, combined with a front axle oscillation range of 32°, ensuring excellent maneuverability on uneven terrain. The blade can circle 360° with side-shift capacities of 26.1 inches left and 20.2 inches right, plus blade tip angles of 40° forward and 5° backward. Its hydraulic system operates at 3,503 psi with an output flow ranging approximately from 30 to 75 gallons per minute depending on configuration. Ground clearance stands at 24.1 inches at the center of the machine, facilitating operations in rugged environments. Additional features include a sealed bearing premium circle delivering 40% more torque and 15% faster rotation, a comfortable cab with air conditioning, and optional front scarifier for enhanced surface breaking. Advanced automation options such as SmartGrade integration and dual-joystick controls optimize grading accuracy and operator ease.