Categories ↠ Motor Graders ↠ Komatsu GD655-3

Komatsu GD655-3 Motor Grader

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.

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General Specifications

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	20 in (51 cm)
Rotation	360 degrees
Shift Left	24 in (61 cm)
Shift Right	24 in (61 cm)

Dimensions

Blade Base	9 ft (3 m)
Height to Top of Isomount Cab	10 ft (3 m)
Overall Length	34 ft (10 m)
Tandem Axle Wheelbase	5 ft (2 m)
Wheelbase	20 ft (6 m)
Width Over Tires	8 ft (3 m)

Engine

Aspiration	Turbocharged and air-to-air aftercooled
Base Power (1st Gear) - Net	180 hp (134 kw)
Displacement	505 cu in (8,275 cu cm)
Engine Model	SAA6D114E-3
Max Power	200 hp (149 kw)
Net Power Gear 1-2	180 hp (134 kw)
Net Power Gear 4-6	200 hp (149 kw)
Net Power Gear 5-6	200 hp (149 kw)
Net Power Gears 7-8	200 hp (149 kw)
Net Torque Gears 1-2	612 lbs ft (830 nm)
Net Torque Gears 3-4	719 lbs ft (975 nm)
Net Torque Gears 5-6	719 lbs ft (975 nm)
Net Torque Gears 7-8	719 lbs ft (975 nm)
Number of Cylinders	6
Power Measured @	1900 rpm
Torque Measured @	1400 rpm

Front Axle

Ground Clearance	25 ft (8 m)
Oscillation - Total	32 degrees
Wheel Lean	20 degrees

Hydraulic System

Pump Flow	51 gpm (193 lpm)
Pump Type	Load-sensing closed center hydraulics with variable displacement piston pump
Relief Valve Pressure	3000 psi

Moldboard

Max Depth of Cut	32 in (82 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	1 gal (5 l)
Cooling System Fluid Capacity	10 gal (39 l)
Fuel Capacity	90 gal (340 l)
Hydraulic System Fluid Capacity	26 gal (100 l)
Oil System Fluid Capacity	8 gal (30 l)
Operating Voltage	24 volts
Operating Weight	37,801 lbs (17,146 kg)
Std Operation Weight - Front Axle	9,039 lbs (4,100 kg)
Std Operation Weight - Rear Axle	24,912 lbs (11,300 kg)
Std Operation Weight - Total	33,951 lbs (15,400 kg)
Tandem Case Fluid Capacity (each)	22 gal (83 l)
Tire Size	low pressure tubeless 17.5R25
Transmission Fluid Capacity	12 gal (45 l)

Steering System

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

Transmission

Max Speed - Forward	26 mph (42 kph)
Max Speed - Reverse	24 mph (38 kph)
Number of Gears - Forward	8
Number of Gears - Reverse	4
Transmission Type	Full power shift transmission

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