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Komatsu GD305A-3 Motor Grader

The Komatsu GD305A-3 Motor Grader is a powerful and reliable machine designed for optimal performance in grading operations. With a blade base of 7 ft and an engine displacement of 239.3 cu in, this grader delivers precise and efficient grading capabilities. Equipped with a 100 hp S4D102E engine and a Moldboard height of 20.9 in, this machine ensures smooth and accurate grading results. The GD305A-3 also boasts a maximum forward speed of 21.5 mph and a turning radius of 18.7 ft, making it a versatile and agile choice for grading tasks.


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General Specifications

Dimensions

Blade Base7 ft (2 m)
Height to Top of Isomount Cab8 ft (2 m)
Overall Length23 ft (7 m)
Tandem Axle Wheelbase4 ft (1 m)
Wheelbase17 ft (5 m)
Width Over Tires7 ft (2 m)

Engine

Displacement239 cu in (3,921 cu cm)
Engine ModelS4D102E
Max Power100 hp (75 kw)
Net Power Gear 4-6100 hp (75 kw)
Number of Cylinders4
Power Measured @2500 rpm

Moldboard

Moldboard Height21 in (53 cm)
Moldboard Width10 ft (3 m)

Operating Specifications

Fuel Capacity34 gal (130 l)
Std Operation Weight - Total17,593 lbs (7,980 kg)
Tire Sizefront 9.00-20-8PR rear 10.00-20-10PR

Steering System

Articulation Angle27 degrees
Turning Radius19 ft (6 m)

Transmission

Max Speed - Forward22 mph (35 kph)
Max Speed - Reverse15 mph (25 kph)
Number of Gears - Forward4
Number of Gears - Reverse1


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