The Fiat-Hitachi FG105A Motor Grader is a robust, full-size machine designed for demanding grading applications. It features a 9.1 ft (2.77 m) moldboard with a 69.1 in (1.76 m) circle diameter, 360-degree rotation, and a rear blade tip angle of 27.5 degrees, enabling precise control and versatility. The grader is powered by a turbocharged Cummins 6CT8.3 engine, delivering 197.2 hp (147 kW) at 2300 rpm and 555.4 lb-ft (753 Nm) of torque at 1500 rpm, ensuring strong performance across various terrains. Hydraulic operation is provided by a full hydraulic, variable displacement pump with a flow rate of 43.1 gpm (163 lpm) and a relief valve pressure of 414.4 psi. The machine offers a max lift above ground of 24.5 in (62 cm), a max reach outside tires of 104.7 in (2.66 m) left and 107.6 in (2.73 m) right, and a blade down pressure of 17,174.1 lbs (7,790 kg). The FG105A has a total operating weight of 35,384.2 lbs (16,050 kg), with a 28 ft (8.53 m) overall length and 8.4 ft (2.56 m) width over tires. Steering is achieved via a 25-degree articulation angle, providing a turning radius of 23.7 ft (7.22 m). The transmission is a full powershift type with six forward and three reverse gears, allowing a maximum forward speed of 26.1 mph (42 kph) and reverse speed of 17.1 mph (27.5 kph). Fluid capacities include 79 gal (299 L) fuel, 25 gal (95 L) hydraulic, and 7.2 gal (27 L) cooling system. The machine is equipped with 13X24 (10PR) tires and a 24-volt electrical system.