Komatsu GD405A-1 Motor Grader

Circle

Max Lift Above Ground 14 in (36 cm)
Max Reach Outside Tires – Left 54 in (137 cm)
Max Reach Outside Tires – Right 56 in (142 cm)

Dimensions

Blade Base 7 ft (2 m)
Front Ground Clearance 2 ft (0 m)
Height to Top of Isomount Cab 11 ft (3 m)
Overall Length 23 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 396 cu in (6,489 cu cm)
Engine Model 6D105
Max Power 110 hp (82 kw)
Net Power Gear 5-6 110 hp (82 kw)
Net Torque Gears 5-6 282 lbs ft (382 nm)

Front Axle

Ground Clearance 2 ft (0 m)
Oscillation – Total 26 degrees
Wheel Lean 22 degrees

Moldboard

Max Depth of Cut 17 in (44 cm)
Moldboard Height 25 in (63 cm)
Moldboard Thickness 1 in (2 cm)
Moldboard Width 10 ft (3 m)

Operating Specifications

Std Operation Weight – Front Axle 5,622 lbs (2,550 kg)
Std Operation Weight – Rear Axle 13,955 lbs (6,330 kg)
Std Operation Weight – Total 19,577 lbs (8,880 kg)
Tire Size front 9.00-20-10PR, rear 11.00-20-10PR

Steering System

Articulation Angle 27 degrees
Turning Radius 18 ft (6 m)

Transmission

Max Speed – Forward 26 mph (42 kph)
Max Speed – Reverse 28 mph (45 kph)
Number of Gears – Forward 6
Number of Gears – Reverse 6
Transmission Type hydroshift
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