- Overall Length: 28.58 ft / 8713 mm
- Width Over Tires: 8.39 ft / 2553 mm
- Wheelbase: 20.24 ft / 6169 mm
- Rear Ground Clearance: 1.13 ft / 344 mm
Published dimensions and weight
Caterpillar 143H
The Caterpillar 143H is a motor grader powered by a 185 hp engine.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Std Operation Weight - Total33670 lb15270 kg
03Selected published values56
Motor graders are commonly used to shape, level and maintain roads, pads and drainage surfaces. Published rows for Caterpillar 143H include published moldboard width of 12 ft / 3658 mm, published maximum power of 205 hp / 152.9 kw, published operating weight of 33670 lb / 15270 kg. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Overall Length” field (28.58 ft / 8713 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Width Over Tires” field (8.39 ft / 2553 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Wheelbase” field (20.24 ft / 6169 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 Length28.58 ft8713 mm
Width Over Tires8.39 ft2553 mm
Wheelbase20.24 ft6169 mm
Rear Ground Clearance1.13 ft344 mm
Tandem Axle Wheelbase5 ft1523 mm
Front Ground Clearance1.96 ft600 mm
Blade Base8.4 ft2561 mm
Height To Top Of Isomount Cab10.25 ft3131 mm
Engine
Net Power Gear 4-6185 hp138 kw
Engine Make22362236
Engine Model3176C DITA ATAAC VHP3176C DITA ATAAC VHP
Net Power Gear 1-2165 hp123 kw
Net Power Gear 5-6185 hp138 kw
Max Power205 hp152.9 kw
Net Power Gears 7-8205 hp152.9 kw
Displacement629 cu in10.3 L
Operational
Std Operation Weight - Front Axle9493 lb4305 kg
Hydraulic System Fluid Capacity20.8 gal80 L
Std Operation Weight - Rear Axle24177 lb10965 kg
Std Operation Weight - Total33670 lb15270 kg
Max Operation Weight - Front Axle17443 lb7906 kg
Max Operation Weight - Rear Axle31420 lb14240 kg
Max Operation Weight - Total48863 lb22146 kg
Fuel Capacity105 gal397 L
Cooling System Fluid Capacity10 gal38 L
Circle Gearbox Fluid Capacity1.8 gal7 L
Tandem Case Fluid Capacity (Each)16.9 gal64 L
Steering
Articulation Angle20 degrees20 degrees
Turning Radius24.6 ft7.5 m
Transmission
Transmission Typedirect drive, power shiftdirect drive, power shift
Number Of Gears - Forward88
Number Of Gears - Reverse66
Max Speed - Forward27.4 mph44 km/h
Max Speed - Reverse21.6 mph34.7 km/h
Front Axle
Wheel Lean18 degrees18 degrees
Oscillation - Total32 degrees32 degrees
Ground Clearance2 ft600 mm
Moldboard
Moldboard Width12 ft3658 mm
Moldboard Height24 in610 mm
Moldboard Thickness0.9 in22 mm
Max Depth Of Cut28.1 in715 mm
Side Shift Left20.6 in524 mm
Side Shift Right26 in660 mm
Blade Pull At Max Weight43977 lb19931 kg
Blade Down Pressure30126.2 lb13665 kg
Hydraulic System
Pump Typeaxial pistonaxial piston
Pump Flow54.4 gal/min206 L/min
Relief Valve Pressure3500 psi24150 kPa
Circle
Diameter60.2 in1530 mm
Shift Left27.4 in695 mm
Shift Right28.7 in728 mm
Max Reach Outside Tires - Left74.6 in1896 mm
Max Reach Outside Tires - Right77.9 in1978 mm
Max Lift Above Ground18.9 in480 mm
Blade Tip Angle - Front40 degrees40 degrees
Blade Tip Angle - Rear5 degrees5 degrees
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Manufacturer-published specifications.