- Category: Motor Graders ➔
- Manufacturer: Komatsu ➔
- Model: GD300A-1 ➔
The Komatsu GD300A-1 Motor Grader is a versatile and powerful machine designed for a variety of grading applications. With a maximum lift above ground of 13 inches and a circle reach outside the tires of up to 45.3 inches on the left side and 43.4 inches on the right, this motor grader offers precision and efficiency in operation. Powered by a 75 horsepower 4D105-5 engine, the GD300A-1 boasts reliable performance and excellent torque for tackling tough grading tasks. Featuring a sturdy moldboard with dimensions of 10.2 feet in width, 22.9 inches in height, and 0.7 inches in thickness, along with an operating weight of 16,534.7 pounds, this motor grader is a robust and dependable option for various construction and maintenance projects.
Circle
| Max Lift Above Ground | 13.00 in (33.02 cm)
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| Max Reach Outside Tires - Left | 45.30 in (115.06 cm)
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| Max Reach Outside Tires - Right | 43.40 in (110.24 cm)
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Dimensions
| Blade Base | 7.20 ft (2.19 m)
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| Front Ground Clearance | 1.40 ft (0.43 m)
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| Height to Top of Isomount Cab | 10.30 ft (3.14 m)
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| Overall Length | 22.00 ft (6.71 m)
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| Rear Ground Clearance | 1.20 ft (0.37 m)
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| Tandem Axle Wheelbase | 4.00 ft (1.22 m)
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| Wheelbase | 16.20 ft (4.94 m)
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| Width Over Tires | 6.80 ft (2.07 m)
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Engine
| Displacement | 264.00 cu in (4,326.19 cu cm)
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| Engine Model | 4D105-5
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| Max Power | 75.00 hp (55.93 kw)
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| Net Power Gear 5-6 | 75.00 hp (55.93 kw)
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| Net Torque Gears 5-6 | 194.00 lbs ft (263.03 nm)
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Front Axle
| Ground Clearance | 1.40 ft (0.43 m)
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| Oscillation - Total | 26 degrees
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| Wheel Lean | 19 degrees
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Moldboard
| Max Depth of Cut | 10.70 in (27.18 cm)
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| Moldboard Height | 22.90 in (58.17 cm)
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| Moldboard Thickness | 0.70 in (1.78 cm)
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| Moldboard Width | 10.20 ft (3.11 m)
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Operating Specifications
| Std Operation Weight - Front Axle | 4,960.50 lbs (2,250.05 kg)
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| Std Operation Weight - Rear Axle | 11,574.30 lbs (5,250.02 kg)
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| Std Operation Weight - Total | 16,534.70 lbs (7,500.02 kg)
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| Tire Size | front 9.00-20-10PR rear 10.00-20-10PR
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Steering System
| Articulation Angle | 30 degrees
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| Turning Radius | 18.10 ft (5.52 m)
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Transmission
| Max Speed - Forward | 18.90 mph (30.42 kph)
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| Max Speed - Reverse | 19.30 mph (31.06 kph)
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| Number of Gears - Forward | 5
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| Number of Gears - Reverse | 4
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| Transmission Type | constant mesh and synchromesh combined
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