- Overall Length: 26.71 ft / 8140 mm
- Width Over Tires: 8.01 ft / 2440 mm
- Wheelbase: 19.26 ft / 5870 mm
- Tandem Axle Wheelbase: 4.96 ft / 1510 mm
Published dimensions and weight
Caterpillar 120H
Rated at 125 hp, the Caterpillar 120H is a motor grader.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Std Operation Weight - Total25040.2 lb11358 kg
03Selected published values59
Motor graders are commonly used to shape, level and maintain roads, pads and drainage surfaces. Published rows for Caterpillar 120H include published moldboard width of 12.1 ft / 3660 mm, published maximum power of 140 hp / 104.4 kw, published operating weight of 25040.2 lb / 11358 kg. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Overall Length” field (26.71 ft / 8140 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Width Over Tires” field (8.01 ft / 2440 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Wheelbase” field (19.26 ft / 5870 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Dimensions
Overall Length26.71 ft8140 mm
Width Over Tires8.01 ft2440 mm
Wheelbase19.26 ft5870 mm
Tandem Axle Wheelbase4.96 ft1510 mm
Front Ground Clearance2 ft608 mm
Height To Top Of Isomount Cab10.21 ft3110 mm
Engine
Number Of Cylinders66
Net Power Gear 4-6125 hp93.3 kw
Engine Make22362236
Engine Model3116 DITA3116 DITA
Power Measured @2000 rpm2000 rpm
Torque Measured @1400 rpm1400 rpm
Max Power140 hp104.4 kw
Net Power Gears 7-8140 hp104.4 kw
Displacement402.8 cu in6.6 L
Aspirationturbochargedturbocharged
Operational
Std Operation Weight - Front Axle7880 lb3574.4 kg
Std Operation Weight - Rear Axle19720 lb8944.9 kg
Hydraulic System Fluid Capacity18 gal68 L
Std Operation Weight - Total25040.2 lb11358 kg
Oil System Fluid Capacity6.1 gal23 L
Fuel Capacity89.9 gal340 L
Cooling System Fluid Capacity10.6 gal40 L
Rear Diff/Final Drive Fluid Capacity12.5 gal47 L
Circle Gearbox Fluid Capacity1.9 gal7 L
Tandem Case Fluid Capacity (Each)13 gal49 L
Tire Size13-24 (10 PR) (G-2)13-24 (10 PR) (G-2)
Operating Voltage24 V24 V
Alternator Supplied Amperage35 amps35 amps
Steering
Articulation Angle20 degrees20 degrees
Turning Radius23.7 ft7.2 m
Transmission
Transmission Typedirect drive, powershiftdirect drive, powershift
Number Of Gears - Forward88
Number Of Gears - Reverse66
Max Speed - Forward26.5 mph42.6 km/h
Max Speed - Reverse21 mph33.7 km/h
Front Axle
Wheel Lean18 degrees18 degrees
Oscillation - Total32 degrees32 degrees
Ground Clearance2 ft608 mm
Moldboard
Moldboard Width12.1 ft3660 mm
Moldboard Height24.1 in610 mm
Moldboard Thickness0.9 in22 mm
Max Depth Of Cut30.6 in775 mm
Side Shift Left20.7 in524 mm
Side Shift Right26 in660 mm
Blade Pull At Max Weight23503.5 lb10661 kg
Blade Down Pressure20062.1 lb9100 kg
Hydraulic System
Pump TypeAxial PistonAxial Piston
Pump Flow39.1 gal/min148 L/min
Relief Valve Pressure3500 psi24131.7 kPa
Circle
Diameter60.3 in1530 mm
Rotation360 degrees360 degrees
Shift Left24.7 in625 mm
Shift Right24.8 in628 mm
Max Reach Outside Tires - Left72.5 in1840 mm
Max Reach Outside Tires - Right75.3 in1912 mm
Max Lift Above Ground18 in457 mm
Blade Tip Angle - Front40 degrees40 degrees
Blade Tip Angle - Rear5 degrees5 degrees
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Manufacturer-published specifications.