CAT 12G Motor Grader


Dimensions

Overall Length 27.27 ft in (8310 mm)
Width Over Tires 7.91 ft in (2410 mm)
Wheelbase 19.43 ft in (5920 mm)
Tandem Axle Wheelbase 4.99 ft in (1520 mm)
Blade Base 8.44 ft in (2570 mm)
Height To Top Of Isomount Cab 10.93 ft in (3330 mm)

Engine Details

Number Of Cylinders 6
Engine Make CAT
Power Measured @ 2200 rpm
Net Power Gear 5-6 135 hp (100.7 kw)
Max Power 135 hp (100.7 kw)
Displacement 640.8 cu in (10.5 L)

Operational Specs

Std Operation Weight – Front Axle 7870.6 lb (3570 kg)
Std Operation Weight – Rear Axle 20128.3 lb (9130 kg)
Hydraulic System Fluid Capacity 20.1 gal (76 L)
Std Operation Weight – Total 27998.8 lb (12700 kg)
Max Operation Weight – Front Axle 9987 lb (4530 kg)
Max Operation Weight – Rear Axle 21605.4 lb (9800 kg)
Max Operation Weight – Total 31592.3 lb (14330 kg)
Oil System Fluid Capacity 7.7 gal (29 L)
Fuel Tank Capacity 74.8 gal (283 L)
Cooling System Fluid Capacity 12.5 gal (47 L)
Transmission Fluid Capacity 23 gal (87 L)
Tandem Case Fluid Capacity (Each) 17 gal (64 L)
Operating Voltage 24 V
Alternator Supplied Amperage 19 amps

Steering

Articulation Angle 50 degrees
Turning Radius 24 ft in (7.4 m)

Transmission

Transmission Type Cat-built direct drive power shift
Number Of Gears – Forward 6
Number Of Gears – Reverse 6
Max Speed – Forward 25.5 mph (41 km/h)
Max Speed – Reverse 25.5 mph (41 km/h)

Front Axle

Wheel Lean 18 degrees
Oscillation – Total 32 degrees
Ground Clearance 2.1 ft in (610 mm)

Moldboard

Moldboard Width 12 ft in (3650 mm)
Moldboard Height 24.1 in (610 mm)
Moldboard Thickness 0.9 in (22 mm)
Max Depth Of Cut 17.8 in (450 mm)
Side Shift Left 26.4 in (670 mm)
Side Shift Right 20.5 in (520 mm)

Hydraulic System

Pump Type closed-center, constant-pressure system w/ variable displacement piston
Pump Flow 51 gal/min (193 L/min)
Relief Valve Pressure 2150 psi (14823.8 kPa)

Circle

Diameter 60.3 in (1530 mm)
Rotation 360 degrees
Max Reach Outside Tires – Left 72.1 in (1830 mm)
Max Reach Outside Tires – Right 73.7 in (1870 mm)
Max Lift Above Ground 17.3 in (438 mm)
Blade Tip Angle – Front 90 degrees
Blade Tip Angle – Rear 90 degrees
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