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Komatsu

GD31RC-3A

Motor Grader

Max Power
110.0 hp
Net Power Gear 5-6
110.0 hp
All motor graders
Komatsu GD31RC-3A Motor Grader
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Specifications

32 data points

Operating Specifications

Operating Specifications specifications
Std Operation Weight - Total19,687 lb
Tire Sizefront 9.00-20-10PR rear 11.00-20-10PR
Std Operation Weight - Front Axle5,269 lb
Std Operation Weight - Rear Axle14,418 lb

Engine

Engine specifications
Engine Model4D130
Displacement518 in³
Max Power110.0 hp
Net Power Gear 5-6110.0 hp
Net Torque Gears 5-6375 lb-ft

Dimensions

Dimensions specifications
Wheelbase193 in
Overall Length267 in
Width Over Tires83 in
Height to Top of Isomount Cab125 in
Tandem Axle Wheelbase48 in
Front Ground Clearance18 in
Rear Ground Clearance15 in

Transmission

Transmission specifications
Max Speed - Forward23.8 mph
Max Speed - Reverse7.3 mph
Number of Gears - Forward6
Number of Gears - Reverse2
Transmission Typesliding mesh and constant mesh combined

Moldboard

Moldboard specifications
Moldboard Height21 in
Moldboard Width122 in
Moldboard Thickness1 in
Max Depth of Cut17 in

Circle

Circle specifications
Max Lift Above Ground18 in
Max Reach Outside Tires - Left61 in
Max Reach Outside Tires - Right61 in

Front Axle

Front Axle specifications
Wheel Lean25 °
Oscillation - Total26 °
Ground Clearance18 in

Steering System

Steering System specifications
Turning Radius355 in

Comparable machines

Other motor graders in a similar weight class.