Komatsu GD555-5 Motor Grader

Dimensions

Overall Length 34.01 ft in (10365 mm)
Center Of Front Axle To Counterweight (Pusher) 3.05 ft in (927 mm)
Center Of Tandem To Back Of Ripper 9.13 ft in (2780 mm)
Clearance 1.28 ft in (390 mm)
Front Tyre To Rear Bumper 29.52 ft in (8995 mm)
Height: Low Profile Cab 10.5 ft in (3200 mm)
Maximum Steering Range 49 degrees
Minimum Turning Radius 23.96 ft in (7.3 m)
Ripper Beam Width 7.57 ft in (2305 mm)
Steering Articulation Angle 25 degrees
Tandem Wheelbase 5 ft in (1524 mm)
Track Gauge 6.76 ft in (2060 mm)
Wheel Base To Center Of Tandem 20.58 ft in (6270 mm)
Width Of Moldboard (Optional) 14.18 ft in (4320 mm)
Width Of Moldboard (Standard) 12.18 ft in (3710 mm)
Center Edge To Center Of Front Axle 7.81 ft in (2380 mm)
Width Of Tyres 8.17 ft in (2490 mm)

Tandem Drive

Oscillating Welded Box Section 520 mm x 202 mm
Side Wall Thickness: Inner 0.1 ft in (22 mm)
Side Wall Thickness: Outer 0.1 ft in (19 mm)
Wheel Axle Spacing 5.1 ft in (1525 mm)
Tandem Oscillation 11° forward, 13 ° reverse

Drawbar

Drawbar Frame 210 x 25 mm

Ripper

Ripper Penetration Force 19288.7 lb (85.8 kN)
Ripper Pry Out Force 28685.7 lb (127.6 kN)

Engine Details

Number Of Cylinders 6
Piston Displacement 408.3 cu in (6.7 L)
Engine Model KOMATSU SAA6D107E-1

Frame

Front Frame Structure – Height 1 ft in (300 mm)
Front Frame Structure – Width 1 ft in (300 mm)
Front Frame Structure – Thickness 0.1 ft in (14 mm)

Engine Details

Engine Type Water-cooled, 4 cycle, direct injection
Net Power 193.2 hp (144 kw)
Gross Power 195.8 hp (146 kw)
Air Cleaner 2-stage, dry-type
Max Torque 649.1 lb ft (880 Nm)
Battery 2, low maintenance plus, 12 volt, 1146 cca
Fan Speed Max. 1500 rpm
Electrical 24 volt with 90 amp alternator
Torque Rise 29 %
Bore 4.3 in (107 mm)
Stroke 4.9 in (124 mm)
Aspiration Turbocharged and air to air aftercooled

Capacities

Fuel Tank – Diesel 109.9 gal (416 L)
Cooling System 6.6 gal (24.9 L)
Transmission 11.9 gal (45 L)
Final Drive 4.5 gal (17 L)
Tandem Housing 15.1 gal (57 L)
Hydraulic System 18.3 gal (69 L)
Circle Reverse Housing 1.9 gal (7 L)
Crankcase 6.2 gal (23.1 L)

Weights

Blade Down Pressure 19330.2 lb (8768 kg)
Blade Pull 25159.2 lb (11412 kg)
Operating Weight – On Rear Wheels 27954.7 lb (12680 kg)
Total Operating Weight 39947.8 lb (18120 kg)
Operating Weight – On Front Wheels 11993.2 lb (5440 kg)

Front Axle

Wheel Lean 20 degrees
Oscillation – Total 32 degrees
Ground Clearance 2.1 ft in (620 mm)
Front Axle Type Solid bar construction welded steel sections

Blade

Moldboard Side Shift: Right 2.7 ft in (820 mm)

Hydraulic System

Standby Pressure 500 psi (3447.4 kPa)

Blade

Moldboard Side Shift: Left 2.7 ft in (820 mm)

Hydraulic System

Maximum System Pressure 3000 psi (20684.3 kPa)

Blade

Maximum Shoulder Reach Outside Rear Tyres (Frame Straight): Right 6.6 ft in (2000 mm)
Maximum Shoulder Reach Outside Rear Tyres (Frame Straight): Left 6.6 ft in (2000 mm)

Hydraulic System

Output 52.9 gal/min (200 L/min)

Blade

Maximum Lift Above Ground 1.6 ft in (480 mm)
Maximum Cutting Depth 2.1 ft in (615 mm)
Maximum Blade Angle 90 degrees
Blade Tip Angle 40 ° forward, 5 ° backward
Circle Center Shift: Right 2 ft in (590 mm)
Circle Center Shift: Left 1.9 ft in (550 mm)
Blade Length 12.2 ft in (3.8 m)

Moldboard

Moldboard Width 12.2 ft in (3710 mm)
Moldboard Height 25.4 in (645 mm)
Moldboard Thickness 0.9 in (22 mm)
Cutting Edge 152 x 16 mm
Arc Radius 1.1 ft in (329 mm)

Circle

Diameter 60.3 in (1530 mm)
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