Komatsu GD521A-1 Motor Grader

Dimensions

Blade Base 8 ft (3 m)
Height to Top of Isomount Cab 12 ft (4 m)
Overall Length 27 ft (8 m)
Rear Ground Clearance 1 ft (0 m)
Tandem Axle Wheelbase 5 ft (2 m)
Wheelbase 19 ft (6 m)
Width Over Tires 8 ft (2 m)

Engine

Displacement 396 cu in (6,491 cu cm)
Engine Model S6D105
Max Power 136 hp (101 kw)
Net Power Gear 5-6 136 hp (101 kw)
Number of Cylinders 6
Power Measured @ 2500 rpm

Front Axle

Ground Clearance 1 ft (0 m)

Moldboard

Moldboard Height 25 in (65 cm)
Moldboard Width 12 ft (4 m)

Operating Specifications

Fuel Capacity 60 gal (227 l)
Std Operation Weight – Total 23,810 lbs (10,800 kg)
Tire Size 13.00-24-8PR

Steering System

Articulation Angle 27 degrees
Turning Radius 22 ft (7 m)

Transmission

Max Speed – Forward 28 mph (45 kph)
Max Speed – Reverse 34 mph (55 kph)
Number of Gears – Forward 6
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