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Komatsu

GD300A-1

Motor Grader

Max Power
75.0 hp
Net Power Gear 5-6
75.0 hp
All motor graders
Komatsu GD300A-1 Motor Grader
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Specifications

34 data points

Operating Specifications

Operating Specifications specifications
Std Operation Weight - Total16,535 lb
Tire Sizefront 9.00-20-10PR rear 10.00-20-10PR
Std Operation Weight - Front Axle4,961 lb
Std Operation Weight - Rear Axle11,574 lb

Engine

Engine specifications
Engine Model4D105-5
Displacement264 in³
Max Power75.0 hp
Net Power Gear 5-675.0 hp
Net Torque Gears 5-6194 lb-ft

Dimensions

Dimensions specifications
Wheelbase194 in
Overall Length264 in
Width Over Tires81 in
Height to Top of Isomount Cab124 in
Blade Base86 in
Tandem Axle Wheelbase48 in
Front Ground Clearance17 in
Rear Ground Clearance15 in

Transmission

Transmission specifications
Max Speed - Forward18.9 mph
Max Speed - Reverse19.3 mph
Number of Gears - Forward5
Number of Gears - Reverse4
Transmission Typeconstant mesh and synchromesh combined

Moldboard

Moldboard specifications
Moldboard Height23 in
Moldboard Width122 in
Moldboard Thickness1 in
Max Depth of Cut11 in

Circle

Circle specifications
Max Lift Above Ground13 in
Max Reach Outside Tires - Left45 in
Max Reach Outside Tires - Right43 in

Front Axle

Front Axle specifications
Wheel Lean19 °
Oscillation - Total26 °
Ground Clearance17 in

Steering System

Steering System specifications
Turning Radius217 in
Articulation Angle30 °

Comparable machines

Other motor graders in a similar weight class.