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Caterpillar

12H

Motor Grader

Max Operation Weight - Total
45,818 lb
Net Power Gear 5-6
165.0 hp
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Caterpillar 12H Motor Grader
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Specifications

50 data points

Operating Specifications

Operating Specifications specifications
Max Operation Weight - Total45,818 lb
Max Operation Weight - Front Axle13,744 lb
Max Operation Weight - Rear Axle32,074 lb
Std Operation Weight - Front Axle8,346 lb
Std Operation Weight - Rear Axle22,974 lb
Tandem Case Fluid Capacity (each)16.9 gal
Operating Voltage24 V
Cooling System Fluid Capacity11.6 gal
Circle Gearbox Fluid Capacity1.8 gal
Rear Diff/Final Drive Fluid Capacity12.2 gal
Oil System Fluid Capacity7.2 gal

Engine

Engine specifications
Displacement638 in³
Power Measured @2,000 rpm
Number of Cylinders6
Net Power Gear 5-6165.0 hp
Net Power Gear 1-2145.0 hp
Net Power Gear 4-6165.0 hp

Hydraulic System

Hydraulic System specifications
Relief Valve Pressure3,500 psi

Dimensions

Dimensions specifications
Wheelbase240 in
Overall Length339 in
Width Over Tires97 in
Height to Top of Isomount Cab124 in
Blade Base102 in
Tandem Axle Wheelbase60 in
Front Ground Clearance24 in
Rear Ground Clearance15 in

Transmission

Transmission specifications
Number of Gears - Forward8
Number of Gears - Reverse6
Transmission Typedirect drive power shift

Moldboard

Moldboard specifications
Moldboard Height24 in
Moldboard Width145 in
Moldboard Thickness1 in
Side Shift Left21 in
Side Shift Right26 in
Max Depth of Cut29 in
Blade Pull at Max Weight28,867 lb
Blade Down Pressure23,808 lb

Circle

Circle specifications
Max Lift Above Ground19 in
Max Reach Outside Tires - Left74 in
Max Reach Outside Tires - Right71 in
Diameter60 in
Blade Tip Angle - Front40 °
Rotation360 °
Blade Tip Angle - Rear5 °
Shift Left27 in
Shift Right29 in

Front Axle

Front Axle specifications
Wheel Lean18 °
Oscillation - Total32 °
Ground Clearance24 in

Steering System

Steering System specifications
Turning Radius292 in

Comparable machines

Other motor graders in a similar weight class.