DEERE 770GP MOTOR GRADERS

Technical Description

The John Deere 770GP Motor Grader is a heavy-duty construction machine engineered for precision grading and road maintenance applications. Powered by a 9.0L turbocharged diesel engine producing 515 horsepower, this grader delivers exceptional pulling force with a blade pull capacity of 34,173 pounds, enabling efficient material movement across challenging terrain. The 14-foot moldboard features high-strength, pre-stressed steel construction with reversible end bits designed for extended service life and optimal wear resistance. Operating at a gross machine weight of 157,000 pounds, the 770GP provides superior stability and traction across varied job sites. The machine is equipped with a closed-center, pressure-compensated load-sensing hydraulic system delivering 56 gallons per minute at 2,750 psi, enabling smooth, responsive control of all grading functions. With eight forward gears and eight reverse gears, the grader achieves maximum speeds of 45.8 mph, facilitating efficient repositioning between work areas. The articulation system features automatic articulation capability, combining front steering with rear articulation for enhanced maneuverability and precise grading control. Advanced operator controls include fingertip and joystick options integrated into the armrests, reducing operator fatigue during extended operation. The machine measures 29 feet in overall length with a 20.21-foot wheelbase, providing optimal weight distribution and grading accuracy. Compliance with EPA Tier 4 and EU Stage V emission standards ensures environmentally responsible operation while maintaining peak performance and reliability in demanding construction and infrastructure applications.