The 2012 John Deere 770G Motor Grader is a heavy-duty construction machine featuring a powerful 9.0L PowerTech PSS six-cylinder turbocharged engine delivering 215-255 horsepower with 969-950 lb-ft of torque. The machine operates at approximately 42,825 lbs with a maximum operating weight of 55,000 lbs, providing exceptional blade pull capability of 34,173 lbs at maximum operating weight. The moldboard measures 12 feet in width with a 24-inch height and 7/8-inch thickness, featuring heavy-duty dura-max through-hardened steel cutting edges for extended durability. The grader accommodates 14R24 tires on 10-inch rims as standard, with optional 17.5R25 configurations available. Its PowerShift Plus transmission delivers eight forward and eight reverse gears, enabling smooth material flow and operational versatility across diverse terrains. The front axle features 32-degree oscillation with 20-degree wheel lean angles in each direction, while the moldboard provides 90-degree bank cut angles. Advanced hydraulic systems utilize pressure-compensated load-sensing technology for precise blade control and grading accuracy. The cab prioritizes operator comfort with industry-standard lever controls, exceptional all-around visibility, and optional LCD rearview capabilities. EPA Final Tier 4/EU Stage V emission compliance ensures environmental responsibility without sacrificing performance. The overall machine length reaches 28.9 feet with a wheelbase of 20.21 feet, making it suitable for road construction, maintenance, and heavy grading applications requiring superior power and control.