CAT 12M3 MOTOR GRADERS

Technical Description

The 2018 CAT 12M3 Motor Grader is a versatile earthmoving machine powered by a John Deere PowerTech PSS 9.0L turbocharged diesel engine delivering 255 horsepower and 953 pound-feet of peak torque with a 50-54% torque rise. The grader operates at a typical weight of 44,000 pounds, expandable to 55,000 pounds with attachments, and features an impressive 14-foot blade width with 49,500 pounds of blade pull force. Its 8-forward and 8-reverse gear transmission provides precise speed control, while the hydraulic system delivers 56 gallons per minute at maximum 2,750 psi system pressure. The machine measures 29 feet 2 inches in length with a 20-foot 3-inch wheelbase and minimum turning radius of 23 feet 8 inches, supported by standard 14.00-24 tires and articulation capabilities including ±20-degree front wheel lean and ±32-degree axle oscillation. The moldboard sideshift operates ±26.9 inches with shoulder reach extending 6 feet 10 inches, while the blade achieves 23.2 inches of lift above ground and 13.2 inches maximum depth of cut at 90-degree bank angles. A rear ripper option provides up to 5 shanks with 16.8 inches penetration depth and 87-inch cut width. The grader integrates advanced SmartGrade technology for precision grading, features joystick and lever controls, and operates with a 110-gallon fuel capacity and 24-volt electrical system.