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Komatsu GD405A-1 Motor Grader

The Komatsu GD405A-1 Motor Grader is a high-performance machine designed for precision grading and leveling tasks. With a powerful 110 hp engine and a transmission type hydroshift, this motor grader offers exceptional control and efficiency on the job. Its compact dimensions and impressive operating specifications make it a versatile and reliable choice for construction and road maintenance projects.


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General Specifications

Circle

Max Lift Above Ground14 in (36 cm)
Max Reach Outside Tires - Left54 in (137 cm)
Max Reach Outside Tires - Right56 in (142 cm)

Dimensions

Blade Base7 ft (2 m)
Front Ground Clearance2 ft (0 m)
Height to Top of Isomount Cab11 ft (3 m)
Overall Length23 ft (7 m)
Rear Ground Clearance1 ft (0 m)
Tandem Axle Wheelbase4 ft (1 m)
Wheelbase16 ft (5 m)
Width Over Tires7 ft (2 m)

Engine

Displacement396 cu in (6,489 cu cm)
Engine Model6D105
Max Power110 hp (82 kw)
Net Power Gear 5-6110 hp (82 kw)
Net Torque Gears 5-6282 lbs ft (382 nm)

Front Axle

Ground Clearance2 ft (0 m)
Oscillation - Total26 degrees
Wheel Lean22 degrees

Moldboard

Max Depth of Cut17 in (44 cm)
Moldboard Height25 in (63 cm)
Moldboard Thickness1 in (2 cm)
Moldboard Width10 ft (3 m)

Operating Specifications

Std Operation Weight - Front Axle5,622 lbs (2,550 kg)
Std Operation Weight - Rear Axle13,955 lbs (6,330 kg)
Std Operation Weight - Total19,577 lbs (8,880 kg)
Tire Sizefront 9.00-20-10PR rear 11.00-20-10PR

Steering System

Articulation Angle27 degrees
Turning Radius18 ft (6 m)

Transmission

Max Speed - Forward26 mph (42 kph)
Max Speed - Reverse28 mph (45 kph)
Number of Gears - Forward6
Number of Gears - Reverse6
Transmission Typehydroshift


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