- Category: Motor Graders ➔
- Manufacturer: Komatsu ➔
- Model: GD661A-1 ➔
The Komatsu GD661A-1 Motor Grader is a powerful and efficient machine designed for heavy-duty grading tasks. With a blade base of 8.6 feet and a moldboard width of 12.2 feet, this grader can handle a wide range of grading operations with precision. Powered by a robust S6D105 engine with a displacement of 396.1 cubic inches, the GD661A-1 delivers a maximum power of 179.7 horsepower at 2500 rpm. Equipped with a reliable transmission system and a comfortable Isomount cab, this motor grader offers exceptional performance, operator comfort, and productivity on the job site.
Dimensions
| Blade Base | 8.60 ft (2.62 m)
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| Height to Top of Isomount Cab | 11.50 ft (3.51 m)
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| Overall Length | 27.50 ft (8.38 m)
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| Rear Ground Clearance | 1.20 ft (0.37 m)
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| Tandem Axle Wheelbase | 5.10 ft (1.55 m)
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| Wheelbase | 19.70 ft (6.00 m)
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| Width Over Tires | 7.90 ft (2.41 m)
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Engine
| Displacement | 396.10 cu in (6,490.93 cu cm)
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| Engine Model | S6D105
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| Max Power | 179.70 hp (134.00 kw)
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| Net Power Gear 5-6 | 179.70 hp (134.00 kw)
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| Number of Cylinders | 6
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| Power Measured @ | 2500 rpm
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Front Axle
| Ground Clearance | 1.20 ft (0.37 m)
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Moldboard
| Moldboard Height | 25.40 in (64.52 cm)
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| Moldboard Width | 12.20 ft (3.72 m)
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Operating Specifications
| Fuel Capacity | 75.30 gal (285.01 l)
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| Std Operation Weight - Total | 29,321.50 lbs (13,300.03 kg)
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| Tire Size | 13.00-24-10PR
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Steering System
| Articulation Angle | 26 degrees
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| Turning Radius | 22.70 ft (6.92 m)
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Transmission
| Max Speed - Forward | 27.80 mph (44.74 kph)
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| Max Speed - Reverse | 33.90 mph (54.56 kph)
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| Number of Gears - Forward | 6
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