KOMATSU GD705A-4 MOTOR GRADERS

Technical Description

The Komatsu GD705A-4 motor grader is a robust construction machine designed for precise grading and earthmoving tasks. It features a powerful 6-cylinder S6D125 diesel engine with a displacement of 674.4 cu in, delivering a maximum output of 199.9 hp (148 kW) at 2000 rpm, ensuring efficient operation under demanding conditions. The grader has an overall length of 30.5 ft, a width of 9.2 ft over tires, and a height of 11.7 ft to the top of the isomount cab, providing ample operator visibility and machine stability. Equipped with a 14.2 ft wide moldboard with a height of 27.6 inches, the GD705A-4 offers wide coverage for grading surfaces, combined with a blade base length of 9.6 ft for precision work. It has a wheelbase of 21.2 ft and a tandem axle wheelbase of 5.7 ft, which contribute to its maneuverability and smooth operation. The front axle ground clearance is 1.4 ft, supporting operation on uneven terrains. The transmission system includes 8 forward gears allowing a maximum forward speed of 26.8 mph (42 kph) and a reverse speed of 28.6 mph (45 kph). The steering system offers an articulation angle of 26 degrees and a turning radius of 24.7 ft for excellent maneuvering in confined spaces. Fuel capacity is 105.7 gallons, with a standard operating weight of 38,845.5 lbs. It runs on 16.00-24-12PR tires, balancing traction and durability. This motor grader is engineered for reliability, productivity, and versatility in a variety of grading applications.