KOMATSU GD511A-1 MOTOR GRADERS

Technical Description

The Komatsu GD511A-1 Motor Grader is a robust and versatile machine designed for precision grading in road, highway, and infrastructure construction projects. Powered by a Komatsu S6D95L 6-cylinder diesel engine, it delivers a maximum power output of 135.5 hp (101 kW) at 2900 rpm, ensuring reliable performance and high productivity. The engine features a displacement of 298.5 cu in and is paired with a 6-speed forward transmission, allowing for smooth operation and efficient speed control. The grader has an overall length of 26 ft, a wheelbase of 19 ft, and a width over tires of 7.9 ft, providing excellent stability and maneuverability. The moldboard is 12.2 ft wide and 25.4 in high, enabling broad coverage and precise grading. The machine stands 11.5 ft tall to the top of the Isomount cab, with a rear ground clearance of 1.2 ft and a tandem axle wheelbase of 5.1 ft for optimal terrain adaptability. The articulated steering system offers a 27-degree articulation angle and a turning radius of 21.7 ft, enhancing maneuverability in tight spaces. The standard operating weight is 23,810 lbs, and the fuel tank capacity is 60 gallons, supporting extended operation. The grader is equipped with 13.00-24-8PR tires for durability and traction. With a top forward speed of 27.7 mph and a top reverse speed of 33.9 mph, the Komatsu GD511A-1 is engineered for efficient and accurate grading tasks in demanding environments.