- Category: Motor Graders ➔
- Manufacturer: Komatsu ➔
- Model: GD655-3 ➔
The Komatsu GD655-3 Motor Grader is a powerful and versatile machine designed to tackle a variety of grading tasks with precision and efficiency. With a robust engine delivering up to 200 horsepower, advanced hydraulic systems, and a durable moldboard, this motor grader is capable of meeting the demands of any construction or road maintenance project. From its high-tech steering system to its smooth transmission and ergonomic cab, the GD655-3 is built to provide operators with a comfortable and efficient working experience. Explore the impressive specifications of this motor grader below.
General Specifications
Blades
Maximum Shoulder Reach Outside of Tires - Left | 79 in (201 cm)
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Maximum Shoulder Reach Outside of Tires - Right | 79 in (201 cm)
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Moldboard Sideshift - Left | 25 in (63 cm)
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Moldboard Sideshift - Right | 25 in (63 cm)
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Circle
Blade Tip Angle - Front | 40 degrees
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Blade Tip Angle - Rear | 5 degrees
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Diameter | 60 in (153 cm)
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Max Lift Above Ground | 20 in (51 cm)
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Rotation | 360 degrees
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Shift Left | 24 in (61 cm)
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Shift Right | 24 in (61 cm)
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Dimensions
Blade Base | 9 ft (3 m)
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Height to Top of Isomount Cab | 10 ft (3 m)
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Overall Length | 34 ft (10 m)
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Tandem Axle Wheelbase | 5 ft (2 m)
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Wheelbase | 20 ft (6 m)
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Width Over Tires | 8 ft (3 m)
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Engine
Aspiration | Turbocharged and air-to-air aftercooled
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Base Power (1st Gear) - Net | 180 hp (134 kw)
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Displacement | 505 cu in (8,275 cu cm)
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Engine Model | SAA6D114E-3
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Max Power | 200 hp (149 kw)
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Net Power Gear 1-2 | 180 hp (134 kw)
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Net Power Gear 4-6 | 200 hp (149 kw)
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Net Power Gear 5-6 | 200 hp (149 kw)
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Net Power Gears 7-8 | 200 hp (149 kw)
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Net Torque Gears 1-2 | 612 lbs ft (830 nm)
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Net Torque Gears 3-4 | 719 lbs ft (975 nm)
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Net Torque Gears 5-6 | 719 lbs ft (975 nm)
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Net Torque Gears 7-8 | 719 lbs ft (975 nm)
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Number of Cylinders | 6
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Power Measured @ | 1900 rpm
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Torque Measured @ | 1400 rpm
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Front Axle
Ground Clearance | 25 ft (8 m)
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Oscillation - Total | 32 degrees
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Wheel Lean | 20 degrees
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Hydraulic System
Pump Flow | 51 gpm (193 lpm)
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Pump Type | Load-sensing closed center hydraulics with variable displacement piston pump
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Relief Valve Pressure | 3000 psi
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Moldboard
Max Depth of Cut | 32 in (82 cm)
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Moldboard Height | 26 in (66 cm)
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Moldboard Length | 12 ft (4 m)
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Moldboard Thickness | 1 in (2 cm)
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Moldboard Width | 12 ft (4 m)
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Side Shift Left | 32 in (82 cm)
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Side Shift Right | 32 in (82 cm)
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Operating Specifications
Alternator Supplied Amperage | 90 amps
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Circle Gearbox Fluid Capacity | 1 gal (5 l)
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Cooling System Fluid Capacity | 10 gal (39 l)
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Fuel Capacity | 90 gal (340 l)
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Hydraulic System Fluid Capacity | 26 gal (100 l)
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Oil System Fluid Capacity | 8 gal (30 l)
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Operating Voltage | 24 volts
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Operating Weight | 37,801 lbs (17,146 kg)
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Std Operation Weight - Front Axle | 9,039 lbs (4,100 kg)
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Std Operation Weight - Rear Axle | 24,912 lbs (11,300 kg)
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Std Operation Weight - Total | 33,951 lbs (15,400 kg)
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Tandem Case Fluid Capacity (each) | 22 gal (83 l)
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Tire Size | low pressure tubeless 17.5R25
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Transmission Fluid Capacity | 12 gal (45 l)
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Steering System
Articulation Angle | 23 degrees
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Turning Radius | 23 ft (7 m)
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Transmission
Max Speed - Forward | 26 mph (42 kph)
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Max Speed - Reverse | 24 mph (38 kph)
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Number of Gears - Forward | 8
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Number of Gears - Reverse | 4
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Transmission Type | Full power shift transmission
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