Komatsu GD300A-1 Motor Grader

Circle

Max Lift Above Ground 13 in (33 cm)
Max Reach Outside Tires – Left 45 in (115 cm)
Max Reach Outside Tires – Right 43 in (110 cm)

Dimensions

Blade Base 7 ft (2 m)
Front Ground Clearance 1 ft (0 m)
Height to Top of Isomount Cab 10 ft (3 m)
Overall Length 22 ft (7 m)
Rear Ground Clearance 1 ft (0 m)
Tandem Axle Wheelbase 4 ft (1 m)
Wheelbase 16 ft (5 m)
Width Over Tires 7 ft (2 m)

Engine

Displacement 264 cu in (4,326 cu cm)
Engine Model 4D105-5
Max Power 75 hp (56 kw)
Net Power Gear 5-6 75 hp (56 kw)
Net Torque Gears 5-6 194 lbs ft (263 nm)

Front Axle

Ground Clearance 1 ft (0 m)
Oscillation – Total 26 degrees
Wheel Lean 19 degrees

Moldboard

Max Depth of Cut 11 in (27 cm)
Moldboard Height 23 in (58 cm)
Moldboard Thickness 1 in (2 cm)
Moldboard Width 10 ft (3 m)

Operating Specifications

Std Operation Weight – Front Axle 4,961 lbs (2,250 kg)
Std Operation Weight – Rear Axle 11,574 lbs (5,250 kg)
Std Operation Weight – Total 16,535 lbs (7,500 kg)
Tire Size front 9.00-20-10PR, rear 10.00-20-10PR

Steering System

Articulation Angle 30 degrees
Turning Radius 18 ft (6 m)

Transmission

Max Speed – Forward 19 mph (30 kph)
Max Speed – Reverse 19 mph (31 kph)
Number of Gears – Forward 5
Number of Gears – Reverse 4
Transmission Type constant mesh and synchromesh combined
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