LEEBOY 685B MOTOR GRADERS

Technical Description

The LeeBoy 685B is a mid-sized motor grader weighing 15,200.9 lbs, powered by a 110 hp Cummins diesel engine operating at 2500 rpm with 238 cubic inches of displacement. This articulated grader features a 10.3-foot sliding moldboard with an 18-inch height and impressive 36-inch side shift capability, enabling precise blade positioning in confined spaces. The machine measures 21.7 feet in length, 6.9 feet in width, and 8.9 feet in height with an enclosed cab, providing excellent operator visibility and comfort. Its two-speed hydrostatic transmission delivers maximum forward speeds of 20 mph with a tandem power drive system featuring a heavy-duty Dana gearbox and no-spin differential. The hydraulic system operates at 4500 psi relief pressure with a 32-gallon capacity, while the fuel tank holds 39.9 gallons for extended operation. Ground clearance reaches 1.1 feet with 26-degree front wheel lean capability for enhanced traction and maneuverability. The moldboard features a 30-degree blade tip angle and 120-degree rotation, supported by articulation of 18 degrees in either direction. Additional features include fail-safe braking, mid-mount scarifier, and optional front wheel assist for all-wheel drive capability. The machine operates on 15/38.5-15 tires and maintains 12-volt electrical systems with dual cooling capacity of 5.6 gallons, making it ideal for road construction, ditch work, fine grading, and site preparation tasks.