Komatsu GD555-3 Motor Grader

Blades

Maximum Shoulder Reach Outside of Tires – Left 79 in (201 cm)
Maximum Shoulder Reach Outside of Tires – Right 79 in (201 cm)
Moldboard Sideshift – Left 25 in (63 cm)
Moldboard Sideshift – Right 25 in (63 cm)

Circle

Blade Tip Angle – Front 40 degrees
Blade Tip Angle – Rear 5 degrees
Diameter 60 in (153 cm)
Max Lift Above Ground 19 in (49 cm)
Max Reach Outside Tires – Left 79 in (200 cm)
Max Reach Outside Tires – Right 79 in (200 cm)
Rotation 360 degrees
Shift Left 25 in (62 cm)
Shift Right 25 in (62 cm)

Dimensions

Blade Base 8 ft (2 m)
Height to Top of Isomount Cab 10 ft (3 m)
Overall Length 31 ft (9 m)
Tandem Axle Wheelbase 5 ft (2 m)
Wheelbase 19 ft (6 m)
Width Over Tires 8 ft (3 m)

Engine

Aspiration Turbocharged and aftercooled
Base Power (1st Gear) – Net 140 hp (104 kw)
Displacement 359 cu in (5,883 cu cm)
Engine Model SAA6D102E-2
Max Power 160 hp (119 kw)
Net Power Gear 1-2 140 hp (104 kw)
Net Power Gear 4-6 160 hp (119 kw)
Net Power Gear 5-6 160 hp (119 kw)
Net Power Gears 7-8 160 hp (119 kw)
Net Torque Gears 1-2 425 lbs ft (576 nm)
Net Torque Gears 3-4 538 lbs ft (729 nm)
Net Torque Gears 5-6 538 lbs ft (729 nm)
Net Torque Gears 7-8 538 lbs ft (729 nm)
Number of Cylinders 6
Power Measured @ 2000 rpm
Torque Measured @ 1500 rpm

Front Axle

Ground Clearance 2 ft (1 m)
Oscillation – Total 32 degrees
Wheel Lean 20 degrees

Hydraulic System

Pump Flow 54 gpm (204 lpm)
Pump Type Closed Center Load Sensing System (CLSS) hydraulics
Relief Valve Pressure 3000 psi

Moldboard

Max Depth of Cut 33 in (84 cm)
Moldboard Height 26 in (66 cm)
Moldboard Length 12 ft (4 m)
Moldboard Thickness 1 in (2 cm)
Moldboard Width 12 ft (4 m)
Side Shift Left 32 in (82 cm)
Side Shift Right 32 in (82 cm)

Operating Specifications

Alternator Supplied Amperage 90 amps
Circle Gearbox Fluid Capacity 2 gal (6 l)
Cooling System Fluid Capacity 11 gal (42 l)
Fuel Capacity 90 gal (340 l)
Hydraulic System Fluid Capacity 23 gal (85 l)
Oil System Fluid Capacity 4 gal (14 l)
Operating Voltage 24 volts
Operating Weight 30,950 lbs (14,039 kg)
Std Operation Weight – Front Axle 8,819 lbs (4,000 kg)
Std Operation Weight – Rear Axle 22,135 lbs (10,040 kg)
Std Operation Weight – Total 30,953 lbs (14,040 kg)
Tandem Case Fluid Capacity (each) 22 gal (83 l)
Tire Size Low pressure, tubeless, 14.00 X 24, 12 ply rating – G2
Transmission Fluid Capacity 12 gal (45 l)

Steering System

Articulation Angle 23 degrees
Turning Radius 22 ft (7 m)

Transmission

Max Speed – Forward 27 mph (43 kph)
Max Speed – Reverse 24 mph (39 kph)
Number of Gears – Forward 8
Number of Gears – Reverse 4
Transmission Type Full power shift transmission
Ask A Question