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Current number of specifications

 
Caterpillar 12H Motor Grader

Selected Dimensions

Dimensions
A. Overall Length28.1 ft in8571 mm
B. Width Over Tires8 ft in2440 mm
C. Height to Top of Cab10.2 ft in3107 mm
D. Wheelbase20 ft in6086 mm
E. Rear Ground Clearance1.1 ft in341.5 mm
F. Front Ground Clearance2 ft in594 mm
G. Tandem Axle Wheelbase5 ft in1523 mm
H. Blade Base8.4 ft in2575 mm

Specification

Engine
MakeCaterpillar
ModelC-9 ETA VHP
Net Power Gear 1-2145 hp108 kw
Net Power Gear 3-4165 hp123 kw
Power Measured @2000 rpm
Net Power Gear 5-6165 hp123 kw
Net Power Gears 7-8165 hp123 kw
Number of Cylinders6
Max Power165 hp123 kw
Displacement537 cu in8.8 L
Operational
Std Operation Weight - Front Axle8346 lb3784 kg
Std Operation Weight - Rear Axle22974 lb10416 kg
Std Operation Weight - Total31320 lb14200 kg
Max Operation Weight - Front Axle13744 lb6234 kg
Max Operation Weight - Rear Axle32074 lb14549 kg
Max Operation Weight - Total45818 lb20783 kg
Oil System Fluid Capacity7.1 gal27 L
Fuel Capacity100 gal378 L
Cooling System Fluid Capacity11.6 gal44 L
Hydrauilc System Fluid Capacity19.5 gal74 L
Rear Diff/Final Drive Fluid Capacity12.2 gal47 L
Circle Gearbox Fluid Capacity1.8 gal7 L
Tandem Case Fluid Capacity (each)16.9 gal64 L
Tire Size14.00-24 12PR
Operating Voltage24 V
Alternator Supplied Amperage75 amps
Transmission
Typedirect drive power shift
Number of Gears - Forward8
Number of Gears - Reverse6
Max Speed - Forward27.4 mph44 km/h
Max Speed - Reverse21.6 mph34.7 km/h
Steering
Articulation L/R50 degrees
Turning Radius24.3 ft in7.4 m
Front Axle
Wheel Lean18 degrees
Oscillation - Total32 degrees
Ground Clearance2 ft in594 mm
Hydraulic System
Pump Typevariable piston
Pump Flow51.9 gal/min196 L/min
Relief Valve Pressure3500 psi24150 kPa
Moldboard
Moldboard Width12 ft in3658 mm
Moldboard Height24 in610 mm
Moldboard Thickness0.87 in22 mm
Max Depth of Cut28.9 in735 mm
Side Shift Left20.6 in524 mm
Side Shift Right26 in660 mm
Blade Pull at Max Weight28867 lb13094 kg
Blade Down Pressure23807.7 lb10799 kg
Circle
Diameter60.2 in1530 mm
Rotation360 degrees
Shift Left27.4 in695 mm
Shift Right28.7 in728 mm
Max Reach Outside Tires - Left73.6 in1859 mm
Max Reach Outside Tires - Right71.2 in1809 mm
Max Lift Above Ground18.9 in480 mm
Blade Tip Angle - Front40 degrees
Blade Tip Angle - Rear5 degrees
Dimensions
Height to Top of Cab10.2 ft in3107 mm
Overall Length28.1 ft in8571 mm
Width Over Tires8 ft in2440 mm
Wheelbase20 ft in6086 mm
Blade Base8.4 ft in2575 mm
Tandem Axle Wheelbase5 ft in1523 mm
Rear Ground Clearance1.1 ft in341.5 mm
Front Ground Clearance2 ft in594 mm