Komatsu GD655-3 Motor Grader

Dimensions

Overall Length 33.75 ft in (10280 mm)
Width Over Tires 8.33 ft in (2550 mm)
Wheelbase 19.93 ft in (6070 mm)
Tandem Axle Wheelbase 5 ft in (1535 mm)
Blade Base 8.5 ft in (2600 mm)
Height To Top Of Isomount Cab 10.25 ft in (3120 mm)

Engine Details

Number Of Cylinders 6
Net Power Gear 4-6 200 hp (149.2 kw)
Engine Make Komatsu
Engine Model SAA6D114E-3
Net Power Gear 1-2 180 hp (134 kw)
Power Measured @ 1900 rpm
Net Power Gear 5-6 200 hp (149.2 kw)
Torque Measured @ 1400 rpm
Max Power 200 hp (149.2 kw)
Net Power Gears 7-8 200 hp (149.2 kw)
Net Torque Gears 1-2 612 lb ft (830 Nm)
Net Torque Gears 3-4 719 lb ft (975 Nm)
Net Torque Gears 5-6 719 lb ft (975 Nm)
Net Torque Gears 7-8 719 lb ft (975 Nm)
Displacement 505 cu in (8.3 L)
Aspiration Turbocharged and air-to-air aftercooled

Operational Specs

Std Operation Weight – Front Axle 9039 lb (4100 kg)
Std Operation Weight – Rear Axle 24912.3 lb (11300 kg)
Hydraulic System Fluid Capacity 26.4 gal (- -)
Std Operation Weight – Total 33951.2 lb (15400 kg)
Oil System Fluid Capacity 8 gal (30 L)
Fuel Tank Capacity 89.9 gal (340 L)
Cooling System Fluid Capacity 10.4 gal (39.5 L)
Transmission Fluid Capacity 11.9 gal (45 L)
Circle Gearbox Fluid Capacity 1.3 gal (5 L)
Tandem Case Fluid Capacity (Each) 21.9 gal (83 L)
Tire Size low pressure, tubeless, 17.5R25
Operating Voltage 24 V
Alternator Supplied Amperage 90 amps

Steering

Articulation Angle 23 degrees
Turning Radius 22.7 ft in (6.9 m)

Transmission

Transmission Type Full power shift transmission
Number Of Gears – Forward 8
Number Of Gears – Reverse 4
Max Speed – Forward 26.2 mph (42.2 km/h)
Max Speed – Reverse 23.9 mph (38.4 km/h)

Front Axle

Wheel Lean 20 degrees
Oscillation – Total 32 degrees
Ground Clearance 24.8 ft in (630 mm)

Moldboard

Moldboard Width 12 ft in (3710 mm)
Moldboard Height 26 in (660 mm)
Moldboard Thickness 0.9 in (22 mm)
Max Depth Of Cut 32.1 in (815 mm)
Side Shift Left 32.3 in (820 mm)
Side Shift Right 32.3 in (820 mm)

Hydraulic System

Pump Type Load-sensing closed center hydraulics with variable displacement piston pump
Pump Flow 51 gal/min (194 L/min)
Relief Valve Pressure 3000 psi (20600 kPa)

Circle

Diameter 60.2 in (1530 mm)
Rotation 360 degrees
Shift Left 24.2 in (625 mm)
Shift Right 24.2 in (625 mm)
Max Lift Above Ground 19.9 in (505 mm)
Blade Tip Angle – Front 40 degrees
Blade Tip Angle – Rear 5 degrees
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