- Category: Motor Graders ➔
- Manufacturer: Komatsu ➔
- Model: GD555-3 ➔
The Komatsu GD555-3 Motor Grader is a powerful and efficient machine designed for precision grading and shaping of landscapes. With a turbocharged and aftercooled engine producing up to 160 horsepower, this grader offers excellent performance and control. Its advanced features include a 12-foot moldboard with versatile side shift capabilities, a hydraulic system with a 54 gpm pump flow, and a sturdy circle blade with a 360-degree rotation. With operating weight of 30,950 lbs, the GD555-3 is ideal for a wide range of grading applications.
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 | 19 in (49 cm)
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Max Reach Outside Tires - Left | 79 in (200 cm)
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Max Reach Outside Tires - Right | 79 in (200 cm)
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Rotation | 360 degrees
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Shift Left | 25 in (62 cm)
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Shift Right | 25 in (62 cm)
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Dimensions
Blade Base | 8 ft (2 m)
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Height to Top of Isomount Cab | 10 ft (3 m)
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Overall Length | 31 ft (9 m)
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Tandem Axle Wheelbase | 5 ft (2 m)
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Wheelbase | 19 ft (6 m)
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Width Over Tires | 8 ft (3 m)
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Engine
Aspiration | Turbocharged and aftercooled
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Base Power (1st Gear) - Net | 140 hp (104 kw)
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Displacement | 359 cu in (5,883 cu cm)
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Engine Model | SAA6D102E-2
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Max Power | 160 hp (119 kw)
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Net Power Gear 1-2 | 140 hp (104 kw)
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Net Power Gear 4-6 | 160 hp (119 kw)
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Net Power Gear 5-6 | 160 hp (119 kw)
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Net Power Gears 7-8 | 160 hp (119 kw)
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Net Torque Gears 1-2 | 425 lbs ft (576 nm)
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Net Torque Gears 3-4 | 538 lbs ft (729 nm)
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Net Torque Gears 5-6 | 538 lbs ft (729 nm)
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Net Torque Gears 7-8 | 538 lbs ft (729 nm)
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Number of Cylinders | 6
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Power Measured @ | 2000 rpm
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Torque Measured @ | 1500 rpm
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Front Axle
Ground Clearance | 2 ft (1 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 | 54 gpm (204 lpm)
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Pump Type | Closed Center Load Sensing System (CLSS) hydraulics
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Relief Valve Pressure | 3000 psi
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Moldboard
Max Depth of Cut | 33 in (84 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 | 2 gal (6 l)
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Cooling System Fluid Capacity | 11 gal (42 l)
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Fuel Capacity | 90 gal (340 l)
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Hydraulic System Fluid Capacity | 23 gal (85 l)
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Oil System Fluid Capacity | 4 gal (14 l)
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Operating Voltage | 24 volts
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Operating Weight | 30,950 lbs (14,039 kg)
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Std Operation Weight - Front Axle | 8,819 lbs (4,000 kg)
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Std Operation Weight - Rear Axle | 22,135 lbs (10,040 kg)
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Std Operation Weight - Total | 30,953 lbs (14,040 kg)
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Tandem Case Fluid Capacity (each) | 22 gal (83 l)
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Tire Size | Low pressure tubeless 14.00 X 24 12 ply rating - G2
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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 | 22 ft (7 m)
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Transmission
Max Speed - Forward | 27 mph (43 kph)
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Max Speed - Reverse | 24 mph (39 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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